WO2022236665A1 - 半导体器件 - Google Patents
半导体器件 Download PDFInfo
- Publication number
- WO2022236665A1 WO2022236665A1 PCT/CN2021/093006 CN2021093006W WO2022236665A1 WO 2022236665 A1 WO2022236665 A1 WO 2022236665A1 CN 2021093006 W CN2021093006 W CN 2021093006W WO 2022236665 A1 WO2022236665 A1 WO 2022236665A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- transistor
- electrically connected
- electrode
- pad
- semiconductor chip
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 561
- 238000007789 sealing Methods 0.000 claims description 56
- 239000003990 capacitor Substances 0.000 claims description 49
- 230000005669 field effect Effects 0.000 claims description 18
- 239000000758 substrate Substances 0.000 claims description 18
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 17
- 239000000853 adhesive Substances 0.000 description 14
- 230000001070 adhesive effect Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 11
- 229910000679 solder Inorganic materials 0.000 description 11
- 238000002955 isolation Methods 0.000 description 9
- 238000005476 soldering Methods 0.000 description 6
- 238000005538 encapsulation Methods 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229910052593 corundum Inorganic materials 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910001845 yogo sapphire Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49575—Assemblies of semiconductor devices on lead frames
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
- H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
- H01L23/3114—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed the device being a chip scale package, e.g. CSP
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49541—Geometry of the lead-frame
- H01L23/49562—Geometry of the lead-frame for devices being provided for in H01L29/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/42—Wire connectors; Manufacturing methods related thereto
- H01L24/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L24/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48135—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/48137—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being arranged next to each other, e.g. on a common substrate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
- H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49517—Additional leads
- H01L23/4952—Additional leads the additional leads being a bump or a wire
Definitions
- the present disclosure relates to a semiconductor device.
- a clamping element (the clamping element may be, for example, a clamping transistor or a capacitor) is usually provided on the control electrode of the first transistor used for switching.
- the clamping element is generally arranged on a PCB (Printed Circuit Board, printed circuit board) board.
- the distance between the pins of the first transistor and the PCB card is relatively long, so that the distance between the wafer of the first transistor and the clamping element cannot be set to be short, The effect of the clamping element is greatly reduced.
- the main purpose of the present disclosure is to provide a semiconductor device.
- an embodiment of the present disclosure provides a semiconductor device, including a sealing body, a first transistor, and a second transistor, wherein the first transistor includes a control electrode, a first terminal, and a second terminal;
- the first transistor is used to enable current to flow from the first terminal to the second terminal under the control of the potential of its control electrode; the first electrode of the second transistor is connected with the control of the first transistor The electrodes are electrically connected, and the second electrode of the second transistor is electrically connected to the second terminal of the first transistor;
- the first transistor and the second transistor are sealed by the same sealing body, the control electrode of the first transistor is electrically connected to the first control electrode pin, and the control electrode of the second transistor is connected to the second control electrode pin. Pole pins are electrically connected.
- the first transistor is an n-type transistor, the first terminal is a first electrode, the first electrode is a drain electrode, the second terminal is a second electrode, and the second electrode is a source electrodes; or,
- the first transistor is a p-type transistor, the first terminal is a first electrode, the first terminal is a source electrode, the second terminal is a second electrode, and the second terminal is a drain electrode.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin, and a second gate pin pins; the first chip mounting portion and the second chip mounting portion are insulated from each other; a first transistor is formed on the first semiconductor chip, and a second transistor is formed on the second semiconductor chip;
- At least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip has a second surface and a second back surface opposite to the second surface
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a second control electrode pad and a second pad are formed on the first surface of the second semiconductor chip, and the second back surface is electrically connected to the first electrode of the second transistor; the second control electrode The pads are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin, and the second electrode of the second transistor is electrically connected to the second pad;
- the first chip mounting portion has a first upper surface, the first semiconductor chip is mounted on the first upper surface of the first chip mounting portion, the first back surface of the first semiconductor chip faces the first an upper surface; the first back surface of the first semiconductor chip is electrically connected to the first chip mounting portion;
- the second chip mounting portion has a second upper surface, the second semiconductor chip is mounted on the second upper surface of the second chip mounting portion, the second back surface of the second semiconductor chip faces the second The upper surface; the second back surface of the second semiconductor chip is electrically connected to the second chip mounting portion.
- the second chip mounting portion is electrically connected to the first control electrode pad through a wire; the second pad is electrically connected to the first pad.
- the second chip mounting part is electrically connected to the first control electrode pin through a wire, and the second pad is electrically connected to the first pad.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, and the second electrode pin is electrically connected to the first chip mounting portion.
- the first chip mounting portion is disposed on a first side of the second chip mounting portion, the conduction current of the first transistor is greater than the conduction current of the second transistor, and the first The turn-on speed of the transistor is greater than the turn-on speed of the second transistor.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin, and a second gate pin pins; at least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip and the second semiconductor chip are all sealed by the same sealing body; A first transistor is formed on the first semiconductor chip, and a second transistor is formed on the second semiconductor chip;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip has a second surface and a second back surface opposite to the second surface
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a second control electrode pad and a second pad are formed on the first surface of the second semiconductor chip, and the second back surface is electrically connected to the first electrode of the second transistor; the second control electrode The pads are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin, and the second electrode of the second transistor is electrically connected to the second pad;
- the first chip mounting portion has a first upper surface, the first semiconductor chip is mounted on the first upper surface of the first chip mounting portion, the first back surface of the first semiconductor chip faces the first an upper surface; the first back surface of the first semiconductor chip is electrically connected to the first chip mounting portion;
- the second chip mounting portion has a second upper surface and a second lower surface opposite to the second upper surface, and the second chip mounting portion is mounted on the first upper surface of the first chip mounting portion Above, the second chip mounting part is insulated from the first chip mounting part, and the second lower surface of the second chip mounting part faces the first upper surface;
- the second semiconductor chip is mounted on the second upper surface of the second chip mounting portion, the second back surface of the second semiconductor chip faces the second upper surface; the second back surface of the second semiconductor chip is and electrically connected to the second chip mounting portion.
- the second chip mounting portion is electrically connected to the first control electrode pad through a wire; the second pad is electrically connected to the first pad.
- the second chip mounting part is electrically connected to the first control electrode pin through a wire, and the second pad is electrically connected to the first pad.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, and the second electrode pin is electrically connected to the first chip mounting portion.
- the first semiconductor chip is disposed on the first side of the second semiconductor chip, the conduction current of the first transistor is greater than the conduction current of the second transistor, and the conduction current of the first transistor is The turn-on speed is greater than the turn-on speed of the second transistor.
- the first transistor is a MOSFET made of SiC
- the second transistor is a MOSFET made of Si.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin, and a second gate pin pins; the first chip mounting portion and the second chip mounting portion are insulated from each other; a first transistor is formed on the first semiconductor chip, and a second transistor is formed on the second semiconductor chip;
- At least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip has a second surface and a second back surface opposite to the second surface
- a first gate pad, at least one first pad, and at least one second pad are formed on the first surface of the first semiconductor chip, and the first gate pad is connected to the first transistor respectively.
- the control electrode and the first control electrode pin are electrically connected, the first pad is electrically connected to the second terminal of the first transistor, and the second pad is electrically connected to the first terminal of the first transistor ;
- a second control electrode pad and a third pad are formed on the first surface of the second semiconductor chip, and the second back surface is electrically connected to the first electrode of the second transistor; the second control electrode The pads are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin, and the second electrode of the second transistor is electrically connected to the third pad;
- the first chip mounting portion has a first upper surface, the first semiconductor chip is mounted on the first upper surface of the first chip mounting portion, the first back surface of the first semiconductor chip faces the first upper surface;
- the second chip mounting portion has a second upper surface, the second semiconductor chip is mounted on the second upper surface of the second chip mounting portion, the second back surface of the second semiconductor chip faces the second The upper surface; the second back surface of the second semiconductor chip is electrically connected to the second chip mounting portion.
- the second chip mounting portion is electrically connected to the first control electrode pad through a wire; the third pad is electrically connected to the first pad.
- the second chip mounting part is electrically connected to the first control electrode pin through a wire
- the third pad is electrically connected to the first pad
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, and the second electrode pin is electrically connected to the second pad.
- the first chip mounting portion is disposed on a first side of the second chip mounting portion, the conduction current of the first transistor is greater than the conduction current of the second transistor, and the first The turn-on speed of the transistor is greater than the turn-on speed of the second transistor.
- the first transistor is a field effect transistor made of GaN
- the second transistor is a MOSFET made of Si.
- both the first chip mounting portion and the second chip mounting portion are disposed on the same substrate;
- a second distance between the second chip mounting portion and the substrate is greater than a first distance between the first chip mounting portion and the substrate.
- the second electrode of the second transistor is electrically connected to the second terminal of the first transistor through a wire;
- the wire includes a first wire part, a second wire part and a third wire part;
- the first end of the first wire part is electrically connected to the second electrode of the second transistor, the second end of the first wire part is electrically connected to the first end of the second wire part, and the first The second end of the second lead part is electrically connected to the first end of the third lead part, and the second end of the third lead part is electrically connected to the second terminal of the first transistor;
- the second upper surface of the second chip mounting part is perpendicular to the first lead part
- the first upper surface of the first chip mounting portion is not perpendicular to the third lead portion.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin, and a second gate pin; A first transistor is formed on the semiconductor chip, and a second transistor is formed on the second semiconductor chip;
- the first semiconductor chip has a first surface opposite to the first surface.
- a first backside on a side the second semiconductor chip has a second surface and a second backside opposite to the second surface;
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a second gate pad, at least one second pad, and at least one third pad are formed on the second surface of the second semiconductor chip, and the second gate pad is connected to the second transistor respectively.
- the control electrode of the second transistor is electrically connected to the second control electrode pin, the second electrode of the second transistor is electrically connected to the second pad, and the first electrode of the second transistor is electrically connected to the third pad ;
- the chip mounting portion has an upper surface, the first semiconductor chip is mounted on the upper surface of the chip mounting portion, the first back surface of the first semiconductor chip faces the upper surface; The first back surface is electrically connected to the chip mounting part;
- the second semiconductor chip is mounted on the upper surface of the chip mounting portion, and the second back surface of the second semiconductor chip faces the upper surface.
- the third pad is electrically connected to the first control electrode pin through a wire, and the second pad is electrically connected to the first pad.
- the third pad is electrically connected to the first control electrode pad through a wire, and the second pad is electrically connected to the first pad.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, and the second electrode pin is electrically connected to the chip mounting portion.
- the first semiconductor chip is disposed on the first side of the second semiconductor chip, and the conduction current of the first transistor is greater than the conduction current of the second transistor.
- the first transistor is a MOSFET made of SiC
- the second transistor is a field effect transistor made of GaN.
- a fourth distance between the first semiconductor chip and the chip mounting portion is greater than a third distance between the first semiconductor chip and the chip mounting portion.
- the second electrode of the second transistor is electrically connected to the second terminal of the first transistor through a wire;
- the wire includes a first wire part, a second wire part and a third wire part;
- the first end of the first wire part is electrically connected to the second electrode of the second transistor, the second end of the first wire part is electrically connected to the first end of the second wire part, and the first The second end of the second lead part is electrically connected to the first end of the third lead part, and the second end of the third lead part is electrically connected to the second terminal of the first transistor;
- a second surface of the second semiconductor chip is perpendicular to the first lead portion
- the first surface of the first semiconductor chip is not perpendicular to the third lead portion.
- An embodiment of the present disclosure also provides a semiconductor device, including a sealing body, a first transistor, and a capacitor, wherein the first transistor includes a control electrode, a first terminal, and a second terminal; the capacitor includes a first capacitor electrode and a second capacitive electrode;
- the first transistor is used to enable current to flow from the first terminal to the second terminal under the control of the potential of its control electrode;
- the first capacitor electrode is electrically connected to the control electrode of the first transistor ,
- the second capacitor electrode is electrically connected to the second terminal of the first transistor;
- Both the first transistor and the capacitor are sealed by the same sealing body, and the control electrode of the first transistor is electrically connected to the first control electrode pin.
- the first transistor is an n-type transistor, the first terminal is a first electrode, the first electrode is a drain electrode, the second terminal is a second electrode, and the second electrode is a source electrodes; or,
- the first transistor is a p-type transistor, the first terminal is a first electrode, the first terminal is a source electrode, the second terminal is a second electrode, and the second terminal is a drain electrode.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a chip mounting portion, a first semiconductor chip, a second semiconductor chip, and a first gate pin; a first gate pin is formed on the first semiconductor chip. a transistor; the capacitor is formed on the second semiconductor chip;
- At least a part of the chip mounting portion, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface;
- the second semiconductor chip has a second surface and a second back surface opposite the second surface;
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a first electrode pad and a second electrode pad are formed on the second surface of the second semiconductor chip; the first electrode pad is electrically connected to the first capacitor electrode, and the second electrode pad electrically connected to the second capacitor electrode;
- the chip mounting portion has an upper surface, the first semiconductor chip is mounted on the upper surface of the chip mounting portion, the first back surface of the first semiconductor chip faces the upper surface; The first back surface is electrically connected to the chip mounting part;
- the second semiconductor chip is mounted on the upper surface of the chip mounting part, and the second back surface of the second semiconductor chip faces the upper surface;
- the first electrode pad is electrically connected to the first control electrode pin or the first control electrode pad, and the second electrode pad is electrically connected to the first pad.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, and the second electrode pin is electrically connected to the chip mounting portion.
- the semiconductor device described in at least one embodiment of the present disclosure can ensure better clamping effect and simplify wiring.
- FIG. 1 is a schematic diagram of a connection relationship between a first transistor and a second transistor included in a semiconductor device according to at least one embodiment of the present disclosure
- FIG. 2 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure
- FIG. 3 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure.
- Fig. 4 is a sectional view of Fig. 3 along A-A ' direction;
- FIG. 5 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure.
- FIG. 6 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure.
- FIG. 7 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure.
- FIG. 8 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure.
- FIG. 9 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure.
- FIG. 10 is a schematic diagram of the connection relationship between the first transistor and the capacitor included in the semiconductor device according to at least one embodiment of the present disclosure.
- FIG. 11 is a structural diagram of a semiconductor device according to at least one embodiment of the present disclosure.
- FIG. 12 is a structural diagram of a switching system including a semiconductor chip according to at least one embodiment of the present disclosure.
- the transistors used in all the embodiments of the present disclosure may be triodes, thin film transistors or field effect transistors or other devices with the same characteristics.
- one pole is called the first pole, and the other pole is called the second pole.
- the control electrode when the transistor is a triode, can be a base, the first electrode can be a collector, and the second electrode can be an emitter; or, the control electrode can be a base pole, the first pole may be an emitter, and the second pole may be a collector.
- the control electrode when the transistor is a thin film transistor or a field effect transistor, the control electrode may be a gate, the first electrode may be a drain, and the second electrode may be a source; or, the The control electrode may be a gate, the first electrode may be a source, and the second electrode may be a drain.
- the semiconductor device includes a sealing body, a first transistor, and a second transistor, wherein the first transistor includes a control electrode, a first terminal, and a second terminal;
- the first transistor is used to enable current to flow from the first terminal to the second terminal under the control of the potential of its control electrode; the first electrode of the second transistor is connected with the control of the first transistor The electrodes are electrically connected, and the second electrode of the second transistor is electrically connected to the second terminal of the first transistor;
- Both the first transistor and the second transistor are sealed by the same sealing body, the control electrode of the first transistor is electrically connected to the first control electrode pin, and the control electrode of the second transistor is electrically connected to the second The CONTROL pin is electrically connected.
- control electrode of the first transistor may be electrically connected to the first control electrode pin through a bonding wire
- control electrode of the second transistor may be connected to the second control electrode pin.
- the pole pins can be electrically connected by bonding wires, since voltage signals are provided to the second control pole pins, the interference signal on the loop is also small; the bonding wires are wires.
- both the first transistor and the second transistor are sealed by the same sealing body, so as to shorten the second transistor and the control electrode of the first transistor to ensure better clamping effect and simplify wiring.
- the first control electrode pin is at least partially disposed outside the encapsulation body
- the second control electrode pin is at least partially disposed outside the encapsulation body, but not limited thereto.
- the sealing body may be made of resin, but not limited thereto.
- the first transistor is an n-type transistor, the first terminal is a first electrode, the first electrode is a drain electrode, the second terminal is a second electrode, and the second electrode is a source electrodes; or,
- the first transistor is a p-type transistor, the first terminal is a first electrode, the first terminal is a source electrode, the second terminal is a second electrode, and the second terminal is a drain electrode.
- the semiconductor device described in at least one embodiment of the present disclosure includes a first transistor M1 and a second transistor M2;
- the first transistor M1 is used to allow current to flow from the drain electrode D of the first transistor M1 to the source electrode S of the first transistor M1 under the control of the potential of the gate G1;
- the drain electrode D2 of the second transistor M2 is electrically connected to the gate G1 of the first transistor M1, and the source electrode S2 of the second transistor M2 is electrically connected to the source electrode S of the first transistor M1.
- M1 and M2 are n-type MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistor, Metal-Oxide-Semiconductor Field-Effect Transistor), but not as limit.
- the semiconductor device described in at least one embodiment of the present disclosure may further include a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin and The second gate pin; the first chip mounting part and the second chip mounting part are insulated from each other; a first transistor is formed on the first semiconductor chip, and a first transistor is formed on the second semiconductor chip two transistors;
- At least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip has a second surface and a second back surface opposite to the second surface
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a second control electrode pad and a second pad are formed on the first surface of the second semiconductor chip, and the second back surface is electrically connected to the first electrode of the second transistor; the second control electrode The pads are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin, and the second electrode of the second transistor is electrically connected to the second pad;
- the first chip mounting portion has a first upper surface, the first semiconductor chip is mounted on the first upper surface of the first chip mounting portion, the first back surface of the first semiconductor chip faces the first an upper surface; the first back surface of the first semiconductor chip is electrically connected to the first chip mounting portion;
- the second chip mounting portion has a second upper surface, the second semiconductor chip is mounted on the second upper surface of the second chip mounting portion, the second back surface of the second semiconductor chip faces the second The upper surface; the second back surface of the second semiconductor chip is electrically connected to the second chip mounting portion.
- the semiconductor device described in at least one embodiment of the present disclosure may include two chip mounting parts and two semiconductor chips; a first transistor is formed on the first semiconductor chip, and a first transistor is formed on the second semiconductor chip A second transistor is formed on it; at least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip and the second semiconductor chip are sealed by the same sealing body ;
- the first transistor may be a MOSFET made of SiC
- the second transistor may be a MOSFET made of Si, but not limited thereto.
- the second chip mounting part is electrically connected to the first control electrode pad through a wire, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor;
- the second pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the second chip mounting portion and the first gate pad is short.
- the second chip-mounting part is electrically connected to the first control pin through a wire, so as to avoid occupying the inner space of the wafer, and make the first electrode of the second transistor and the first
- the control electrode of the transistor is electrically connected;
- the second pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the second chip mounting part and the first gate pin is short.
- the semiconductor device described in at least one embodiment of the present disclosure may further include a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, so that the first electrode pin is electrically connected to the second terminal of the first transistor;
- the second electrode pin is electrically connected to the first chip mounting portion, so that the second electrode pin is electrically connected to the first terminal of the first transistor.
- the first electrode pins may be at least partially disposed outside the encapsulation body, and the second electrode pins may be at least partially disposed outside the encapsulation body, but not limited thereto.
- the semiconductor device may include a first transistor, a second transistor, a sealing body F0, a first chip mounting part P1, a second chip mounting part P2, a first semiconductor chip C1 , the second semiconductor chip C2, the first gate pin J01, the second gate pin J02, the first electrode pin J1 and the second electrode pin J2; the first chip mounting part P1 and the second The chip mounting parts P2 are insulated from each other; the first transistor is formed on the first semiconductor chip C1, and the second transistor is formed on the second semiconductor chip C2;
- the first chip mounting part P1, the second chip mounting part P2, the first semiconductor chip C1 and the second semiconductor chip C2 are sealed by the sealing body F0;
- the first semiconductor chip C1 has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip C2 has a second surface and a second surface opposite to the second surface. back;
- a first gate pad H01 and a first pad H1 are formed on the first surface of the first semiconductor chip C1, and the first back surface is electrically connected to the first terminal of the first transistor;
- a control electrode pad H01 is electrically connected to the control electrode of the first transistor and the first control electrode pin J01 respectively, and the first pad H1 is electrically connected to the second terminal of the first transistor;
- a second control electrode pad H02 and a second pad H2 are formed on the first surface of the second semiconductor chip C2, and the second back surface is electrically connected to the first electrode of the second transistor;
- Two control electrode pads H02 are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin J02, and the second electrode of the second transistor is electrically connected to the second pad H2;
- the first chip mounting portion P1 has a first upper surface, the first semiconductor chip C1 is mounted on the first upper surface of the first chip mounting portion P1, and the first back surface of the first semiconductor chip C1 faces The first upper surface; the first back surface of the first semiconductor chip C1 is electrically connected to the first chip mounting portion P1, so that the first chip mounting portion P1 is connected to the first terminal of the first transistor electrical connection;
- the second chip mounting portion P2 has a second upper surface, the second semiconductor chip C2 is mounted on the second upper surface of the second chip mounting portion P2, and the second back surface of the second semiconductor chip C2 faces The second upper surface; the second back surface of the second semiconductor chip C2 is electrically connected to the second chip mounting part P2, so that the second chip mounting part P2 is connected to the first electrode of the second transistor electrical connection;
- the second chip mounting part P2 is electrically connected to the first control electrode pad H01 through the first wire L1, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor, and the The first gate pad H01 is set closer to the second chip mounting part P2, so that the first wire L1 is shorter, so as to ensure the best clamping effect and simplify wiring;
- the second pad H2 is electrically connected to the first pad H1, so that the second terminal of the first transistor is electrically connected to the second electrode of the second transistor;
- the first electrode pin J1 is electrically connected to the first pad H1, so that the first electrode pin J1 is electrically connected to the second terminal of the first transistor;
- the second electrode pin J2 is electrically connected to the first chip mounting part P1, so that the second electrode pin J2 is electrically connected to the first terminal of the first transistor.
- the gate electrode of the first transistor is the gate, the first terminal of the first transistor is a drain electrode, and the second terminal of the first transistor is a source electrode, so
- the control electrode of the second transistor is a gate, the first electrode of the second transistor is a drain electrode, and the second electrode of the second transistor is a source electrode, but not limited thereto.
- the first transistor is a MOSFET made of SiC, and the second transistor may be a MOSFET made of Si; the first chip mounting part P1 is arranged on the second transistor. The right side of the second chip mounting part P2, but not limited thereto. In actual operation, P1 can also be set on the left side of P2.
- the second transistor is a Miller clamp transistor
- the second transistor is a Miller clamp transistor
- the metal plate disposed on the right side forms the first chip mounting portion P1, and the metal plate disposed on the right side forms the second chip mounting portion P2; the first chip mounting portion P1 Formed integrally with the second electrode pin J2, the first chip mounting part P1 is electrically connected to the second electrode pin J2; to separate and separate the second electrode pin J2
- the first control electrode pin J01 and the first electrode pin J1 are configured in a manner. Specifically, as shown in FIG. 2 , J1 is arranged on the right side of J2, J01 is arranged on the left side of J2, and J02 is arranged on the left side of J01. J02, J01, J2 and J1 are insulated from each other.
- P1 is set on the right side of P2, and J02, J01, J2, and J1 are arranged in sequence from left to right, so that the distance between the second gate pad H02 on P2 and J02 is Closer, the distance between the first control electrode pad H01 and J01 on P1 is relatively close, and the distance between the first pad H1 and J1 on P1 is relatively close, which is convenient for the connection of H02 and J02, convenient for the connection of H01 and J01, and convenient for the connection of H1 and J1 .
- the first semiconductor chip C1 is mounted on the first chip mounting portion P1, for example, via a conductive adhesive material composed of silver solder or solder;
- a MOSFET made of SiC is formed on the first semiconductor chip C1;
- the first back surface of the first semiconductor chip C1 becomes a drain electrode, and a first control electrode is formed on the first surface of the first semiconductor chip C1.
- the pad H01 and the first pad H1; that is, the drain electrode of the first transistor is formed on the first back surface of the first semiconductor chip C1, and the first control electrode electrically connected to the gate of the first transistor
- the pad H01, and the first pad H1 electrically connected to the source electrode of the first transistor are disposed on the first surface of the first semiconductor chip C1.
- a second semiconductor chip C2 is mounted via a conductive adhesive material composed of silver solder or soldering;
- a MOSFET made of Si is formed; the second back surface of the second semiconductor chip C2 becomes a drain electrode, and a second control electrode is formed on the first surface of the second semiconductor chip C2.
- the pad H02, and the second pad H2 electrically connected to the source electrode of the second transistor are disposed on the second surface of the second semiconductor chip C2.
- the first semiconductor chip C1 since the first semiconductor chip C1 is mounted on the first chip mounting portion P1 via a conductive adhesive material, the first semiconductor chip C1 formed on the back surface of the first semiconductor chip C1
- the drain electrode of the transistor is electrically connected to the first chip mounting portion P1; since the second semiconductor chip C2 is mounted on the second chip mounting portion P2 via a conductive adhesive material, it is formed on the second conductor chip C2.
- the drain electrode of the second transistor on the back is electrically connected to the second chip mounting portion P2.
- the first chip mounting part P1, the second chip mounting part P2, the first semiconductor chip C1, the second semiconductor chip C2, a part of J02, A part of J01, a part of J2, and a part of J1 are sealed by the sealing body F0.
- (G2) is drawn below J02, which means that J02 can be electrically connected to the gate G2 of the second transistor;
- G1 is drawn below J01, which means that J01 can be connected to The gate G1 of the first transistor is electrically connected;
- D) is drawn below J2, which means that J2 can be electrically connected to the drain electrode D of the first transistor;
- S is drawn below J1, which means J1 It may be electrically connected to the source electrode S of the first transistor.
- the first chip mounting portion may be disposed on the first side of the second chip mounting portion, and the conduction current of the first transistor is greater than the conduction current of the second transistor. current, the turn-on speed of the first transistor is greater than the turn-on speed of the second transistor.
- the first side can be the right side or the left side
- the conduction current of the MOSFET made of SiC is greater than the conduction current of the MOSFET made of Si
- the MOSFET made of SiC The turn-on speed is greater than that of MOSFETs made of Si.
- the pin J01 is electrically connected so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor, and the first control electrode pin J01 is set at a distance from the second chip mounting part P2 closer to make the second wire L2 shorter to ensure the best clamping effect and simplify wiring.
- the composite part of the connection part required by the lead wire and the pin is changed from the chip to the pin, so that the connection part has a larger connection. area, which also has benefits in terms of manufacturing.
- Fig. 4 is a sectional view along the direction A-A' of Fig. 3 .
- the first chip mounting portion P1 is disposed on the first substrate F1
- the second chip mounting portion P2 is disposed on the second substrate F2;
- a first semiconductor chip is mounted on the first chip mounting portion P1, and a second semiconductor chip is mounted on the second chip mounting portion P2;
- a second distance between the second chip mounting portion P2 and the substrate F1 is greater than a first distance L between the first chip mounting portion P1 and the substrate F1;
- An isolation layer G0 is provided between the second chip mounting portion P2 and the substrate to raise the second chip mounting portion P2 so that the second chip mounting portion P2 is higher than the first chip
- the mounting portion P1 ; the isolation layer G0 is respectively bonded to the substrate F1 and the second chip mounting portion P2 through an insulating adhesive material.
- the isolation layer G0 is made of Al2O3, and the first chip mounting part P1 can be disposed on the first substrate F1 through solder paste, but not limited thereto.
- the second chip mounting portion P2 is higher than the first chip mounting portion P1, so that the second electrode of the second transistor is formed between the second terminal of the first transistor and the second terminal of the first transistor through a wire.
- the stress on the second transistor can be increased, the stress on the first transistor can be reduced, and the first transistor can be protected.
- the second electrode of the second transistor (not shown in Figure 4, the second transistor is formed on the second semiconductor chip) is connected to the second terminal of the first transistor ( Not shown in FIG. 4, a first transistor) is electrically connected on the first semiconductor chip;
- the wire includes a first wire part L11, a second wire part L12 and a third wire part L13;
- the first end of the first lead part L11 is electrically connected to the second electrode of the second transistor, the second end of the first lead part L11 is electrically connected to the first end of the second lead part L12, The second end of the second lead part L12 is electrically connected to the first end of the third lead part L13, and the second end of the third lead part L13 is electrically connected to the second terminal of the first transistor;
- the leads connecting the two semiconductor chips are electrically connected to the semiconductor chips once at both ends.
- the first wire connection is performed on the high-level semiconductor chip, and then the second wire connection is performed on the low-level chip.
- the surface is perpendicular to the first lead part L11, and the first upper surface of the first chip mounting part P2 is not perpendicular to the third lead part L13, so that the stress on the second transistor is large and the stress on the first transistor is reduced. transistor stress, protecting the first transistor.
- the semiconductor device described in at least one embodiment of the present disclosure may further include a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin and the second gate pin; at least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip and the second semiconductor chip are all sealed by the same sealing body sealing; a first transistor is formed on the first semiconductor chip, and a second transistor is formed on the second semiconductor chip;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip has a second surface and a second back surface opposite to the second surface
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a second control electrode pad and a second pad are formed on the first surface of the second semiconductor chip, and the second back surface is electrically connected to the first electrode of the second transistor; the second control electrode The pads are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin, and the second electrode of the second transistor is electrically connected to the second pad;
- the first chip mounting portion has a first upper surface, the first semiconductor chip is mounted on the first upper surface of the first chip mounting portion, the first back surface of the first semiconductor chip faces the first an upper surface; the first back surface of the first semiconductor chip is electrically connected to the first chip mounting portion;
- the second chip mounting portion has a second upper surface and a second lower surface opposite to the second upper surface, and the second chip mounting portion is mounted on the first upper surface of the first chip mounting portion Above, the second chip mounting part is insulated from the first chip mounting part, and the second lower surface of the second chip mounting part faces the first upper surface;
- the second semiconductor chip is mounted on the second upper surface of the second chip mounting portion, the second back surface of the second semiconductor chip faces the second upper surface; the second back surface of the second semiconductor chip is and electrically connected to the second chip mounting portion.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin, and a second control pin. a pole pin; a first transistor is formed on the first semiconductor chip, and a second transistor is formed on the second semiconductor chip;
- At least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip, and the second semiconductor chip are all sealed by the same sealing body;
- the first semiconductor chip and the second chip mounting portion are mounted on the first chip mounting portion, the first chip mounting portion is insulated from the second chip mounting portion, and the second semiconductor chip is mounted on the on the second chip mounting part.
- the second chip mounting part is electrically connected to the first control electrode pad through a wire, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor;
- the second pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the second chip mounting portion and the first gate pad is short.
- the second chip mounting part is electrically connected to the first control electrode pin through a wire, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor, and the The second pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the second chip mounting part and the first gate pin is short.
- the semiconductor device may further include a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, so that the first electrode pin is electrically connected to the second terminal of the first transistor;
- the second electrode pin is electrically connected to the first chip mounting portion, so that the second electrode pin is electrically connected to the first terminal of the first transistor.
- first electrode pins and the second electrode pins may be at least partially disposed outside the sealing body, but not limited thereto.
- the semiconductor device described in at least one embodiment of the present disclosure may include a first transistor, a second transistor, a sealing body F0, a first chip mounting part P1, a second chip mounting part P2, a first semiconductor chip C1 , the second semiconductor chip C2, the first gate pin J01, the second gate pin J02, the first electrode pin J1 and the second electrode pin J2; the first chip mounting part P1, the second The chip mounting part P2, the first semiconductor chip C1, and the second semiconductor chip C2 are all sealed by the same sealing body F0; a first transistor is formed on the first semiconductor chip C1, and a first transistor is formed on the first semiconductor chip C1. A second transistor is formed on the second semiconductor chip C2;
- the first semiconductor chip C1 has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip C2 has a second surface and a second surface opposite to the second surface. back;
- a first gate pad H01 and a first pad H1 are formed on the first surface of the first semiconductor chip C1, and the first back surface is electrically connected to the first terminal of the first transistor;
- a control electrode pad H01 is electrically connected to the control electrode of the first transistor and the first control electrode pin J01 respectively, and the first pad H1 is electrically connected to the second terminal of the first transistor;
- a second control electrode pad H02 and a second pad H2 are formed on the first surface of the second semiconductor chip C2, and the second back surface is electrically connected to the first electrode of the second transistor;
- the two control electrode pads H02 are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin J02, and the second electrode of the second transistor is electrically connected to the second pad H2;
- the first chip mounting portion P1 has a first upper surface, the first semiconductor chip C1 is mounted on the first upper surface of the first chip mounting portion P1, and the first back surface of the first semiconductor chip C1 faces The first upper surface; the first back surface of the first semiconductor chip C1 is electrically connected to the first chip mounting portion P1;
- the second chip mounting part P2 has a second upper surface and a second lower surface opposite to the second upper surface, and the second chip mounting part P2 is mounted on the first chip mounting part P1.
- the second chip mounting portion P2 is insulated from the first chip mounting portion P1, and the second lower surface of the second chip mounting portion P2 faces the first upper surface;
- the second semiconductor chip C2 is mounted on the second upper surface of the second chip mounting part P2, and the second back surface of the second semiconductor chip C2 faces the second upper surface; the second semiconductor chip C2 The second back of the second chip is electrically connected to the second chip mounting part P2;
- the first electrode pin J1 is electrically connected to the first pad H1, so that the first electrode pin J1 is electrically connected to the second terminal of the first transistor;
- the second electrode pin J2 is electrically connected to the first chip mounting part P1, so that the second electrode pin J2 is electrically connected to the first terminal of the first transistor;
- the second chip mounting part P2 is electrically connected to the first control electrode pad H01 through the third wire L3, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor, and the The first gate pad H01 is set closer to the second chip mounting part P2, so that the third wire L3 is shorter, so as to ensure the best clamping effect and simplify wiring;
- the second pad H2 is electrically connected to the first pad H1, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the gate electrode of the first transistor is the gate, the first terminal of the first transistor is a drain electrode, and the second terminal of the first transistor is a source electrode, so
- the control electrode of the second transistor is a gate, the first electrode of the second transistor is a drain electrode, and the second electrode of the second transistor is a source electrode, but not limited thereto.
- the first transistor is a MOSFET made of SiC
- the second transistor may be a MOSFET made of Si
- the first chip mounting part P1 is disposed on the second transistor.
- the first chip mounting part P1 and the second chip mounting part P2 are metal plates; the first chip mounting part P1 is connected to the second electrode pin J2 Formed integrally, the first chip mounting part P1 is electrically connected to the second electrode pin J2; the first control electrode pin J01 and the first control electrode pin J01 are arranged in a manner of separating and interposing the second electrode pin J2 Electrode pin J1. Specifically, as shown in FIG. 5 , J1 is arranged on the right side of J2, J01 is arranged on the left side of J2, and J02 is arranged on the left side of J01. J02, J01, J2 and J1 are insulated from each other.
- P1 is set on the right side of P2, and J02, J01, J2, and J1 are arranged in sequence from left to right, so that the distance between the second gate pad H02 on P2 and J02 is Closer, the distance between the first control electrode pad H01 and J01 on P1 is relatively close, and the distance between the first pad H1 and J1 on P1 is relatively close, which is convenient for the connection of H02 and J02, convenient for the connection of H01 and J01, and convenient for the connection of H1 and J1 .
- a first semiconductor chip is mounted via a conductive adhesive material composed of silver solder or soldering.
- the first gate pad H01 and the first pad H1; that is, the drain electrode of the first transistor is formed on the first back surface of the first semiconductor chip C1, and is electrically connected to the gate of the first transistor.
- the first gate pad H01 and the first pad H1 electrically connected to the source electrode of the first transistor are disposed on the first surface of the first semiconductor chip C1.
- the second chip mounting part P2 is disposed on the first upper surface of the first chip mounting part P1, and the second chip mounting part P2 and the first chip
- the mounting parts P1 are insulated; the second lower surface of the second chip mounting part P2 faces the first upper surface;
- a second semiconductor chip is mounted via a conductive adhesive material composed of silver solder or soldering. C2; on the second semiconductor chip C2, a MOSFET made of Si is formed; the second back surface of the second semiconductor chip C2 becomes a drain electrode, and a drain electrode is formed on the first surface of the second semiconductor chip C2
- the second control electrode pad H02 and the second pad H2; that is, the drain electrode of the second transistor is formed on the second back surface of the second semiconductor chip C2, and is electrically connected to the gate of the second transistor
- the second gate pad H02 of the second transistor, and the second pad H2 electrically connected to the source electrode of the second transistor are disposed on the second surface of the second semiconductor chip C2.
- the first semiconductor chip C1 since the first semiconductor chip C1 is mounted on the first chip mounting portion P1 via a conductive adhesive material, the first semiconductor chip C1 formed on the back surface of the first semiconductor chip C1
- the drain electrode of the transistor is electrically connected to the first chip mounting portion P1; since the second semiconductor chip C2 is mounted on the second chip mounting portion P2 via a conductive adhesive material, it is formed on the second conductor chip C2.
- the drain electrode of the second transistor on the back is electrically connected to the second chip mounting portion P2.
- the first chip mounting part P1, the second chip mounting part P2, the first semiconductor chip C1, the second semiconductor chip C2, a part of J02, A part of J01, a part of J2, and a part of J1 are sealed by the sealing body F0.
- the first chip mounting portion may be disposed on the first side of the second chip mounting portion, and the conduction current of the first transistor is greater than the conduction current of the second transistor. current, the turn-on speed of the first transistor is greater than the turn-on speed of the second transistor.
- the first side can be the right side or the left side
- the conduction current of the MOSFET made of SiC is greater than the conduction current of the MOSFET made of Si
- the MOSFET made of SiC The turn-on speed is greater than that of MOSFETs made of Si.
- (G2) is drawn below J02, which means that J02 can be electrically connected to the gate G2 of the second transistor;
- G1 is drawn below J01, which means that J01 can be connected to The gate G1 of the first transistor is electrically connected;
- D) is drawn below J2, which means that J2 can be electrically connected to the drain electrode D of the first transistor;
- S is drawn below J1, which means J1 It may be electrically connected to the source electrode S of the first transistor.
- the pin J01 is electrically connected so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor, and the first control electrode pin J01 is set at a distance from the second chip mounting part P2 closer to make the fourth wire L4 shorter to ensure the best clamping effect and simplify wiring.
- the semiconductor device described in at least one embodiment of the present disclosure may further include a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, a second semiconductor chip, a first gate pin and the second gate pin; the first chip mounting part and the second chip mounting part are insulated from each other; a first transistor is formed on the first semiconductor chip, and a transistor is formed on the second semiconductor chip second transistor;
- At least a part of the first chip mounting part, at least a part of the second chip mounting part, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip has a second surface and a second back surface opposite to the second surface
- a first gate pad, at least one first pad, and at least one second pad are formed on the first surface of the first semiconductor chip, and the first gate pad is connected to the first transistor respectively.
- the control electrode of the control electrode is electrically connected to the first control electrode pin, the first pad is electrically connected to the second terminal of the first transistor, and the second pad is electrically connected to the first terminal of the first transistor. electrical connection;
- a second control electrode pad and a third pad are formed on the first surface of the second semiconductor chip, and the second back surface is electrically connected to the first electrode of the second transistor; the second control electrode The pads are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin, and the second electrode of the second transistor is electrically connected to the third pad;
- the first chip mounting portion has a first upper surface, the first semiconductor chip is mounted on the first upper surface of the first chip mounting portion, the first back surface of the first semiconductor chip faces the first upper surface;
- the second chip mounting portion has a second upper surface, the second semiconductor chip is mounted on the second upper surface of the second chip mounting portion, the second back surface of the second semiconductor chip faces the second The upper surface; the second back surface of the second semiconductor chip is electrically connected to the second chip mounting portion.
- the at least one first pad is electrically connected, and the at least one second pad is electrically connected, but not limited thereto.
- the first pad is insulated from the second pad, the first pad is insulated from the first control electrode pad, and the second pad is insulated from the The first gate pads are insulated.
- the first transistor may be a field effect transistor made of GaN
- the second transistor may be a MOSFET made of Si, but not limited thereto.
- the semiconductor device described in at least one embodiment of the present disclosure may further include a first chip mounting portion, a second chip mounting portion, a first semiconductor chip, and a second semiconductor chip; There is a first transistor, and a second transistor is formed on the second semiconductor chip; the first chip mounting portion and the second chip mounting portion are insulated from each other; at least a part of the first chip mounting portion, the At least a part of the second chip mounting portion, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- a first gate pad, at least one first pad, and at least one second pad are formed on the first surface of the first semiconductor chip, and a first gate pad is formed on the first surface of the second semiconductor chip.
- two control electrode pads and a third pad the second back is electrically connected to the first electrode of the second transistor, the second back of the second semiconductor chip is electrically connected to the second chip mounting portion, so that the second chip mounting portion is electrically connected to the first electrode of the second transistor.
- the second chip mounting part is electrically connected to the first control electrode pad through a wire, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor;
- the third pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the second chip mounting portion and the first gate pad is short.
- the second chip mounting part is electrically connected to the first control electrode pin through a wire, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor, and the The third pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the second chip mounting part and the first gate pin is short.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, so that the first electrode pin is electrically connected to the second terminal of the first transistor;
- the second electrode pin is electrically connected to the second pad, so that the second electrode pin is electrically connected to the first terminal of the first transistor.
- first electrode pins and the second electrode pins may be at least partially disposed outside the sealing body, but not limited thereto.
- the first chip mounting portion is disposed on a first side of the second chip mounting portion, and the conduction current of the first transistor is greater than the conduction current of the second transistor. , the turn-on speed of the first transistor is greater than the turn-on speed of the second transistor.
- the first side can be the left side, or the first side can be the right side; when the first transistor is a field effect transistor made of GaN, the second transistor is made of Si In the case of a MOSFET made of materials, the turn-on current of the first transistor is greater than the turn-on current of the second transistor, and the turn-on speed of the first transistor is greater than the turn-on speed of the second transistor.
- the semiconductor device may include a first transistor, a second transistor, a sealing body F0, a first chip mounting part P1, a second chip mounting part P2, a first semiconductor chip C1 , the second semiconductor chip C2, the first gate pin J01, the second gate pin J02, the first electrode pin J1 and the second electrode pin J2; the first chip mounting part P1 and the second The chip mounting parts P2 are insulated from each other; a first transistor is formed on the first semiconductor chip C1, and a second transistor is formed on the second semiconductor chip C2;
- the first chip mounting part P1, the second chip mounting part P2, the first semiconductor chip C1 and the second semiconductor chip C2 are sealed by the same sealing body F0;
- the first semiconductor chip C1 has a first surface and a first back surface opposite to the first surface
- the second semiconductor chip C2 has a second surface and a second surface opposite to the second surface. back;
- a first gate pad H01 Formed on the first surface of the first semiconductor chip C1 are a first gate pad H01, a first first pad H11, a second first pad H21, a third first pad H31, The first second pad H12, the second second pad H22 and the third second pad H32, the first control electrode pad H01 is connected to the control electrode of the first transistor and the first transistor respectively.
- a control electrode pin J01 is electrically connected;
- H11, H21, and H31 are electrically connected to each other, and H11, H21, and H31 are respectively electrically connected to the second terminal of the first transistor;
- H12, H22, and H32 are electrically connected to each other, and H12, H22, and H32 are respectively electrically connected to the first terminal of the first transistor;
- a second control electrode pad H02 and a third pad H3 are formed on the first surface of the second semiconductor chip C2, and the second back surface is electrically connected to the first electrode of the second transistor;
- Two control electrode pads H02 are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin J02, and the second electrode of the second transistor is electrically connected to the third pad H3;
- the first chip mounting portion P1 has a first upper surface, the first semiconductor chip C1 is mounted on the first upper surface of the first chip mounting portion P1, and the first back surface of the first semiconductor chip C1 faces said first upper surface;
- the second chip mounting portion P2 has a second upper surface, the second semiconductor chip C2 is mounted on the second upper surface of the second chip mounting portion P2, and the second back surface of the second semiconductor chip C2 faces The second upper surface; the second back surface of the second semiconductor chip C2 is electrically connected to the second chip mounting part P2, so that the first electrode of the second transistor is connected to the second chip mounting part P2 electrical connection;
- the first transistor is a field effect transistor made of GaN
- the second transistor is a MOSFET made of Si.
- the second chip mounting part P2 is electrically connected to the first control electrode pin J01 through the fifth wire L5, so that the first electrode of the second transistor is connected to the first electrode of the second transistor.
- the control electrode of the first transistor is electrically connected; wherein, the fifth wire L5 between the second chip mounting part P2 and the first control electrode pin J01 is short;
- the third pad H3 is electrically connected to H11, H21 and H31 respectively, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the first chip mounting portion P1 is integrally formed in a manner of being connected to the first electrode pin J1, so that the first chip mounting portion P1 is connected to the The first electrode pin J1 is electrically connected, and H11 is electrically connected to the first chip mounting part P1, so that H11 is electrically connected to J1, and since H11, H21 and H31 are electrically connected, H21 is electrically connected to J1, H31 is electrically connected to J1;
- H12, H22 and H32 are respectively electrically connected to J2.
- control pole of the first transistor is a gate
- the first terminal of the first transistor is a drain electrode
- the second terminal of the first transistor is a source electrode
- the control electrode of the second transistor is a gate
- the first electrode of the second transistor is a drain electrode
- the second electrode of the second transistor is a source electrode, but not limited thereto.
- the first chip mounting part P1 and the first semiconductor chip C1 may be arranged in a vertical direction, but not limited thereto.
- J02, J01, J2 and J1 are arranged sequentially from left to right, and J02, J01, J2 and J1 are insulated from each other; H11, H21 and H31 are arranged sequentially from top to bottom, and H12 , H22 and H32 are arranged sequentially from top to bottom, and H11, H21 and H31 are close to the second semiconductor chip C2, so as to facilitate the electrical connection between H11, H21 and H31 and H3; H01 is arranged at the lower left corner of the first semiconductor chip C1 , to facilitate the electrical connection between H01 and J01.
- the first transistor is a field effect transistor made of GaN
- the second transistor is a MOSFET made of Si
- the first chip mounting part P1 is arranged on The right side of the second chip mounting part P2, but not limited thereto. In actual operation, P1 can also be set on the left side of P2.
- a first semiconductor chip is mounted via a conductive adhesive material composed of silver solder or soldering.
- a second semiconductor chip is mounted via a conductive adhesive material composed of silver solder or soldering.
- C2 on the second semiconductor chip C2, a MOSFET made of Si is formed; the second back surface of the second semiconductor chip C2 becomes a drain electrode, and a drain electrode is formed on the second surface of the second semiconductor chip C2
- the second control electrode pad H02 and the third pad H3; that is, the drain electrode of the second transistor is formed on the second back surface of the second semiconductor chip C2, and is electrically connected to the gate of the second transistor
- the second gate pad H02 of the second transistor, and the third pad H3 electrically connected to the source electrode of the second transistor are disposed on the second surface of the second semiconductor chip C2.
- the second semiconductor chip C2 since the second semiconductor chip C2 is mounted on the second chip mounting portion P2 via a conductive adhesive material, the second semiconductor chip C2 formed on the back surface of the second semiconductor chip C2 A drain electrode of the transistor is electrically connected to the second chip mounting portion P2.
- the first chip mounting part P1, the second chip mounting part P2, the first semiconductor chip C1, the second semiconductor chip C2, a part of J02, A part of J01, a part of J2, and a part of J1 are sealed by the sealing body F0.
- (G2) is drawn below J02, which means that J02 can be electrically connected to the gate G2 of the second transistor;
- G1 is drawn below J01, which means that J01 can be connected to The gate G1 of the first transistor is electrically connected;
- D) is drawn below J2, which means that J2 can be electrically connected to the drain electrode D of the first transistor;
- S is drawn below J1, which means J1 It may be electrically connected to the source electrode S of the first transistor.
- the second chip mounting portion P2 may also be electrically connected to the first control electrode pad H01 through a wire, so that the first electrode of the second transistor is connected to the control electrode of the first transistor. Electrical connection; wherein, the wire between the second chip mounting part P2 and the first gate pad H01 is short.
- the difference between at least one embodiment shown in FIG. 8 and at least one embodiment shown in FIG. 7 is that the first chip mounting parts P1 are arranged in the horizontal direction, and the first semiconductor chips C1 are arranged in the horizontal direction, so that H11, H21 and H31 is arranged in sequence from right to left, and H12, H22 and H32 are arranged in sequence from right to left, and H31 is electrically connected to H3, and H11 is electrically connected to J1.
- the second chip mounting portion P2 is electrically connected to the first control electrode pin J01 through a sixth wire L6, so that the first electrode of the second transistor is connected to the first electrode of the second transistor.
- the control electrode of the first transistor is electrically connected; wherein, the sixth wire L6 between the second chip mounting part P2 and the first control electrode pin J01 is short.
- the first chip mounting portion P1 is integrally formed in a manner of being connected to the first electrode pin J1, so that the first chip mounting portion P1 is connected to the The first electrode pin J1 is electrically connected, and H11 is electrically connected to the first chip mounting part P1, so that H11 is electrically connected to J1, and since H11, H21 and H31 are electrically connected, H21 is electrically connected to J1, H31 is electrically connected with J1.
- both the first chip-mounting part and the second chip-mounting part may be disposed on the same substrate;
- a second distance between the second chip mounting portion and the substrate is greater than a first distance between the first chip mounting portion and the substrate.
- an isolation layer may be provided between the second chip-mounting portion and the substrate to raise the second chip-mounting portion so that the second chip-mounting portion is higher than the first chip-mounting portion.
- a chip mounting part; the isolation layer is respectively bonded to the substrate and the second chip mounting part through an insulating bonding material.
- the isolation layer may be made of Al2O3, but not limited thereto.
- the second chip-mounting portion is higher than the first chip-mounting portion, so that the second electrode of the second transistor is formed through the wire between the second terminal of the first transistor and the second terminal of the first transistor.
- the stress on the second transistor can be increased, the stress on the first transistor can be reduced, and the first transistor can be protected.
- the second electrode of the second transistor is electrically connected to the second terminal of the first transistor through a wire;
- the wire includes a first wire part, a second wire part and a third wire part;
- the first end of the first wire part is electrically connected to the second electrode of the second transistor, the second end of the first wire part is electrically connected to the first end of the second wire part, and the first The second end of the second lead part is electrically connected to the first end of the third lead part, and the second end of the third lead part is electrically connected to the second terminal of the first transistor;
- the second upper surface of the second chip mounting part is perpendicular to the first lead part, and the first upper surface of the first chip mounting part is not perpendicular to the third lead part, so that the second transistor The stress is large, reducing the stress on the first transistor and protecting the first transistor.
- the semiconductor device described in at least one embodiment of the present disclosure may further include a chip mounting portion, a first semiconductor chip, and a second semiconductor chip; a first transistor is formed on the first semiconductor chip, and A second transistor is formed on the second semiconductor chip;
- the first semiconductor chip has a first surface opposite to the first surface.
- a first backside on a side the second semiconductor chip has a second surface and a second backside opposite to the second surface;
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a second gate pad, at least one second pad, and at least one third pad are formed on the second surface of the second semiconductor chip, and the second gate pad is connected to the second transistor respectively.
- the control electrode of the second transistor is electrically connected to the second control electrode pin, the second electrode of the second transistor is electrically connected to the second pad, and the first electrode of the second transistor is electrically connected to the third pad electrical connection;
- the chip mounting portion has an upper surface, the first semiconductor chip is mounted on the upper surface of the chip mounting portion, the first back surface of the first semiconductor chip faces the upper surface; The first back surface is electrically connected to the chip mounting part;
- the second semiconductor chip is mounted on the upper surface of the chip mounting portion, and the second back surface of the second semiconductor chip faces the upper surface.
- the semiconductor device described in at least one embodiment of the present disclosure may further include a chip mounting portion, a first semiconductor chip, and a second semiconductor chip; a first transistor is formed on the first semiconductor chip, and a first transistor is formed on the first semiconductor chip. A second transistor is formed on the second semiconductor chip; at least a part of the chip mounting portion, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- a first gate pad and a first pad are formed on the first surface of the first semiconductor chip, the first back surface is electrically connected to the first terminal of the first transistor, and the first semiconductor chip
- the first back surface of the first semiconductor chip is electrically connected to the chip mounting portion, so that the first terminal of the first transistor is electrically connected to the chip mounting portion;
- a second control circuit is formed on the second surface of the second semiconductor chip. pole pad, at least one second pad and at least one third pad.
- the third pad is electrically connected to the first control electrode pin through a wire, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor;
- the second pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the third pad and the first gate pin is short.
- the third pad is electrically connected to the first control electrode pad through a wire, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor;
- the second pad is electrically connected to the first pad, so that the second electrode of the second transistor is electrically connected to the second terminal of the first transistor.
- the wire between the third pad and the first gate pad is short.
- the semiconductor device may further include a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, so that the first electrode pin is electrically connected to the second terminal of the first transistor;
- the second electrode pin is electrically connected to the chip mounting portion, so that the second electrode pin is electrically connected to the first terminal of the first transistor.
- the first semiconductor chip is disposed on the first side of the second semiconductor chip, and the conduction current of the first transistor is greater than the conduction current of the second transistor.
- the first transistor is a MOSFET made of SiC
- the second transistor is a field effect transistor made of GaN.
- the first side may be the left side, or the first side may be the right side; when the first transistor is a MOSFET made of SiC, the first side When the second transistor is a field effect transistor made of GaN, the conduction current of the first transistor is greater than that of the second transistor.
- a fourth distance between the first semiconductor chip and the chip mounting portion is greater than a third distance between the first semiconductor chip and the chip mounting portion.
- an isolation layer may be provided between the second semiconductor chip and the chip mounting part to raise the second semiconductor chip so that the second semiconductor chip is higher than the first semiconductor chip.
- a semiconductor chip; the isolation layer is respectively bonded to the chip mounting part and the second semiconductor chip through an insulating bonding material.
- the isolation layer may be made of Al2O3, but not limited thereto.
- the second semiconductor chip is higher than the first semiconductor chip, so that when the second electrode of the second transistor passes through the wire and the wire between the second terminal of the first transistor, The stress on the second transistor can be increased, the stress on the first transistor can be reduced, and the first transistor can be protected.
- the second electrode of the second transistor is electrically connected to the second terminal of the first transistor through a wire;
- the wire includes a first wire part, a second wire part and a third wire part;
- the first end of the first wire part is electrically connected to the second electrode of the second transistor, the second end of the first wire part is electrically connected to the first end of the second wire part, and the first The second end of the second lead part is electrically connected to the first end of the third lead part, and the second end of the third lead part is electrically connected to the second terminal of the first transistor;
- the second surface of the second semiconductor chip is perpendicular to the first lead part, and the first surface of the first semiconductor chip is not perpendicular to the third lead part so that the stress on the second transistor is large and the stress on the second transistor is reduced.
- the first transistor is protected against stress on the first transistor.
- the semiconductor device may include a first transistor, a second transistor, a sealing body F0, a chip mounting part P0, a first semiconductor chip C1, a second semiconductor chip C2, a first A gate pin J01, a second gate pin J02, a first electrode pin J1, and a second electrode pin J2; a first transistor is formed on the first semiconductor chip C1, and a first transistor is formed on the second semiconductor chip C1 A second transistor is formed on C2;
- the chip mounting part P0, the first semiconductor chip C1, and the second semiconductor chip C2 are sealed by the same sealing body;
- the first semiconductor chip C1 has a first surface and is separated from the first surface.
- a first back surface on the opposite side the second semiconductor chip C2 has a second surface and a second back surface on the opposite side to the second surface;
- a first gate pad H01 and a first pad H1 are formed on the first surface of the first semiconductor chip C1, and the first back surface is electrically connected to the first terminal of the first transistor;
- a control electrode pad H01 is electrically connected to the control electrode of the first transistor and the first control electrode pin J01 respectively, and the first pad H1 is electrically connected to the second terminal of the first transistor;
- a second gate pad H02 Formed on the second surface of the second semiconductor chip are a second gate pad H02, a first second pad H12, a second second pad H22, a first third pad H13 and a first Two third pads H23, the second control electrode pad H02 are respectively electrically connected to the control electrode of the second transistor and the second control electrode pin J02, and the second electrodes of the second transistor are respectively It is electrically connected to H12 and H22, and the first electrode of the second transistor is electrically connected to H13 and H23 respectively;
- H12 is electrically connected to H22, and H13 is electrically connected to H23;
- the chip mounting part P0 has an upper surface, the first semiconductor chip C1 is mounted on the upper surface of the chip mounting part P0, and the first back surface of the first semiconductor chip C1 faces the upper surface; A first back surface of a semiconductor chip C1 is electrically connected to the chip mounting portion P0, so that the first terminal of the first transistor is electrically connected to the chip mounting portion P0;
- the second semiconductor chip C2 is mounted on the upper surface of the chip mounting part P0, and the second back surface of the second semiconductor chip C2 faces the upper surface;
- the first electrode pin J1 is electrically connected to the first pad H1, so that the first electrode pin J1 is electrically connected to the second terminal of the first transistor;
- the second electrode pin J2 is electrically connected to the chip mounting part P0, so that the second electrode pin J2 is electrically connected to the first terminal of the first transistor;
- H13 is electrically connected to the first control electrode pin J01 through the seventh wire L7, so that the first electrode of the second transistor is electrically connected to the control electrode of the first transistor; H12 is connected to the first pad H1 is electrically connected such that the second electrode of the second transistor is electrically connected with the second terminal of the first transistor.
- the seventh wire L7 between H13 and the first gate pin J01 is short.
- the gate electrode of the first transistor is the gate, the first terminal of the first transistor is a drain electrode, and the second terminal of the first transistor is a source electrode, so
- the control electrode of the second transistor is a gate, the first electrode of the second transistor is a drain electrode, and the second electrode of the second transistor is a source electrode, but not limited thereto.
- the chip mounting part P0 is integrally formed in a manner of being connected to the second electrode lead J2, so that the chip mounting part P0 is connected to the second electrode lead J2.
- Pin J2 is electrically connected.
- J02, J01, J2 and J1 are arranged sequentially from left to right, and J02, J01, J2 and J1 are insulated from each other; H12 and H22 are arranged sequentially from right to left, and H13 and H23 Arranged from right to left, H13 is close to J01 to facilitate the electrical connection between H13 and J01.
- the first transistor is a MOSFET made of SiC
- the second transistor is a field effect transistor made of GaN
- the first semiconductor chip C1 is disposed on the The right side of the second semiconductor chip C2 is mentioned above, but not limited thereto. In actual operation, C1 can also be set on the left side of C2.
- a first semiconductor chip C1 is mounted via a conductive adhesive material composed of silver solder or soldering; On the first semiconductor chip C1, a MOSFET made of SiC is formed; the first back surface of the first semiconductor chip C1 becomes a drain electrode, and a first control electrode is formed on the first surface of the first semiconductor chip C1
- the pad H01 and the first pad H1; that is, the drain electrode of the first transistor is formed on the first back surface of the first semiconductor chip C1, and the first control electrode electrically connected to the gate of the first transistor
- the electrode pad H01, and the first pad H1 electrically connected to the source electrode of the first transistor are disposed on the first surface of the first semiconductor chip C2.
- the second semiconductor chip C2 is provided with the second back surface of the second semiconductor chip C2 facing the upper surface;
- the second back surface of the second semiconductor chip C2 is insulated from the chip mounting portion P0.
- the chip mounting part P0, the first semiconductor chip C1, the second semiconductor chip C2, a part of J02, a part of J01, a part of J2 and a part of J1 It is sealed by the sealing body F0.
- (G2) is drawn below J02, which means that J02 can be electrically connected to the gate G2 of the second transistor;
- G1 is drawn below J01, which means that J01 can be connected to the first transistor is electrically connected to the gate G1 of J2;
- D is drawn below J2, which means that J2 can be electrically connected to the drain electrode D of the first transistor;
- S is drawn below J1, which means that J1 can be connected to the first transistor.
- the source electrode S of a transistor is electrically connected.
- the first third pad H13 may also be electrically connected to the first control electrode pad H01 through a wire, so that the first electrode of the second transistor is connected to the first electrode of the first transistor.
- the control electrode is electrically connected; wherein, the wire between the first third pad H13 and the first control electrode pad H01 is short.
- At least one embodiment of the present disclosure includes a semiconductor device including a sealing body, a first transistor, and a capacitor, wherein the first transistor includes a control electrode, a first terminal, and a second terminal; the capacitor includes a first capacitor electrode and a second capacitor electrode ;
- the first transistor is used to enable current to flow from the first terminal to the second terminal under the control of the potential of its control electrode;
- the first capacitor electrode is electrically connected to the control electrode of the first transistor ,
- the second capacitor electrode is electrically connected to the second terminal of the first transistor;
- Both the first transistor and the capacitor are sealed by the same sealing body, and the control electrode of the first transistor is electrically connected to the first control electrode pin.
- control electrode of the first transistor may be electrically connected to the first control electrode pin through a bonding wire; the bonding wire is a wire.
- both the first transistor and the capacitor are sealed by the same sealing body, so as to shorten the capacitor and the control electrode of the first transistor to ensure better clamping effect and simplify wiring.
- the first gate pin is at least partially disposed outside the encapsulation body, but not limited thereto.
- the sealing body may be made of resin, but not limited thereto.
- the first transistor is an n-type transistor, the first terminal is a first electrode, the first electrode is a drain electrode, the second terminal is a second electrode, and the second electrode is a source electrodes; or,
- the first transistor is a p-type transistor, the first terminal is a first electrode, the first terminal is a source electrode, the second terminal is a second electrode, and the second terminal is a drain electrode.
- the semiconductor device described in at least one embodiment of the present disclosure further includes a chip mounting portion, a first semiconductor chip, a second semiconductor chip, and a first gate pin; a first gate pin is formed on the first semiconductor chip. a transistor; the capacitor is formed on the second semiconductor chip;
- At least a part of the chip mounting portion, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body;
- the first semiconductor chip has a first surface and a first back surface opposite to the first surface;
- the second semiconductor chip has a second surface and a second back surface opposite the second surface;
- a first control electrode pad and a first pad are formed on the first surface of the first semiconductor chip, and the first back surface is electrically connected to the first terminal of the first transistor; the first control electrode The pads are respectively electrically connected to the control electrode of the first transistor and the first control electrode pin, and the first pad is electrically connected to the second terminal of the first transistor;
- a first electrode pad and a second electrode pad are formed on the second surface of the second semiconductor chip; the first electrode pad is electrically connected to the first capacitor electrode, and the second electrode pad electrically connected to the second capacitor electrode;
- the chip mounting portion has an upper surface, the first semiconductor chip is mounted on the upper surface of the chip mounting portion, the first back surface of the first semiconductor chip faces the upper surface; The first back surface is electrically connected to the chip mounting part;
- the second semiconductor chip is mounted on the upper surface of the chip mounting part, and the second back surface of the second semiconductor chip faces the upper surface;
- the first electrode pad is electrically connected to the first control pin or the first control pad, and the second electrode pad is electrically connected to the first pad, so that the first The two capacitor electrodes are electrically connected to the second terminal of the first transistor.
- the semiconductor device further includes a chip mounting portion, a first semiconductor chip, a second semiconductor chip, and a first control pin; a first transistor is formed on the first semiconductor chip; The capacitance is formed on the second semiconductor chip; at least a part of the chip mounting portion, the first semiconductor chip, and the second semiconductor chip are sealed by the same sealing body; the first transistor It may be a MOSFET made of SiC, and the first electrode pad is electrically connected to the first control pin or the first control pad, wherein the first electrode pad is connected to the The wires between the first control electrode pins or the first control electrode pads are short.
- the semiconductor device may also include a first electrode pin and a second electrode pin;
- the first electrode pin is electrically connected to the first pad, and the second electrode pin is electrically connected to the chip mounting portion.
- the first control electrode pin is at least partially disposed outside the sealing body, the first electrode pin is at least partially disposed outside the sealing body, and the second electrode pin is at least partially disposed outside the sealing body. on the outside of the enclosure.
- the semiconductor device described in at least one embodiment of the present disclosure includes a first transistor M1 and a capacitor C0; the capacitor C0 includes a first capacitor electrode and a second capacitor electrode;
- the first transistor M1 is used to allow current to flow from the drain electrode D of the first transistor M1 to the source electrode S of the first transistor M1 under the control of the potential of the gate G1;
- the first capacitor electrode is electrically connected to the gate G1 of the first transistor M1, and the second capacitor electrode is electrically connected to the source electrode S of the first transistor M1.
- M1 is an n-type MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor, Metal-Oxide-Semiconductor Field Effect Transistor), but not limited thereto.
- MOSFET Metal-Oxide-Semiconductor Field-Effect Transistor, Metal-Oxide-Semiconductor Field Effect Transistor
- the semiconductor device described in at least one embodiment of the present disclosure may include a first transistor, a second transistor, a sealing body F0, a chip mounting part P0, a first semiconductor chip C1, a second semiconductor chip C2, a first A control electrode pin J01, a first electrode pin J1, and a second electrode pin J2; a first transistor is formed on the first semiconductor chip C1; and the capacitor is formed on the second semiconductor chip C2;
- the chip mounting part P0, the first semiconductor chip C1 and the second semiconductor chip C2 are sealed by the same sealing body F0;
- the first semiconductor chip C1 has a first surface and a first back surface opposite to the first surface;
- the second semiconductor chip C2 has a second surface and a second surface opposite to the second surface. back;
- a first gate pad H01 and a first pad H1 are formed on the first surface of the first semiconductor chip C1, and the first back surface is electrically connected to the first terminal of the first transistor;
- a control electrode pad H01 is electrically connected to the control electrode of the first transistor and the first control electrode pin J01 respectively, and the first pad H1 is electrically connected to the second terminal of the first transistor;
- a first electrode pad H41 and a second electrode pad H42 are formed on the second surface of the second semiconductor chip C2; the first electrode pad H41 is electrically connected to the first capacitor electrode, and the first electrode pad H41 is electrically connected to the first capacitor electrode.
- the second electrode pad H42 is electrically connected to the second capacitor electrode;
- the chip mounting part P0 has an upper surface, the first semiconductor chip C1 is mounted on the upper surface of the chip mounting part P0, and the first back surface of the first semiconductor chip C1 faces the upper surface; A first back surface of the semiconductor chip C1 is electrically connected to the chip mounting portion P0;
- the second semiconductor chip C2 is mounted on the upper surface of the chip mounting part, and the second back surface of the second semiconductor chip C2 faces the upper surface;
- the second electrode pad H41 is electrically connected to the first pad H1;
- the first electrode pad H41 is electrically connected to the first control electrode pin J01 through the eighth wire L8, so that the first capacitor electrode is electrically connected to the control electrode of the first transistor; the second The electrode pad 42 is electrically connected to the first pad H1, so that the second capacitance electrode is electrically connected to the second terminal of the first transistor; wherein, the first electrode pad H41 is connected to the second terminal of the first transistor.
- the eighth wire L8 between the control pole pins J01 is short;
- the first electrode pin J1 is electrically connected to the first pad H1, so that the first electrode pin J1 is electrically connected to the second terminal of the first transistor; the second electrode pin J2 It is electrically connected with the chip mounting part P0, so that the second electrode pin J2 is electrically connected with the first terminal of the first transistor.
- the first transistor is an n-type transistor
- the first terminal is a first electrode
- the first electrode is a drain electrode
- the second terminal is a second electrode
- the second electrode is a source electrode
- (G1) is drawn below J01, which means that J01 can be electrically connected to the gate G1 of the first transistor;
- D is drawn below J2, which means that J2 can be connected to the first transistor The drain electrode D of the first transistor is electrically connected;
- S is drawn below J1, which means that J1 can be electrically connected with the source electrode S of the first transistor.
- the first transistor is a MOSFET made of SiC; the first semiconductor chip C1 is disposed on the right side of the second semiconductor chip C2 , but not limited thereto. In actual operation, C1 can also be set on the left side of C2.
- a small area is used to set a capacitor to integrate the capacitor inside the SiC MOSFET.
- the chip mounting part P0 is integrally formed in a manner of being connected to the second electrode pin J2, and the chip mounting part P0 and the second electrode pin J2 Electrical connection; disposing the first control electrode pin J01 and the first electrode pin J1 in a manner of separating and interposing the second electrode pin J2.
- J1 is arranged on the right side of J2
- J01 is arranged on the left side of J2
- J01 , J2 and J1 are insulated from each other.
- a first semiconductor chip C1 is mounted via a conductive adhesive material composed of silver solder or solder;
- a MOSFET made of SiC is formed on the semiconductor chip C1;
- the first back surface of the first semiconductor chip C1 becomes a drain electrode, and a first gate pad H01 is formed on the first surface of the first semiconductor chip C1 and the first pad H1; that is, the drain electrode of the first transistor is formed on the first back surface of the first semiconductor chip C1, and the first gate pad electrically connected to the gate of the first transistor H01, and a first pad H1 electrically connected to the source electrode of the first transistor is disposed on the first surface of the first semiconductor chip C1.
- the second back surface of the second semiconductor chip C2 faces the upper surface of the chip mounting portion P0, and the second back surface of the second semiconductor chip C2 is insulated from the chip mounting portion P0, but is not This is the limit.
- a second semiconductor chip C2 is arranged on the chip mounting portion P0, and the capacitor is formed on the second semiconductor chip C2;
- a first electrode pad H41 and a second electrode pad H42 are formed on the second surface of C2.
- the chip mounting part P0, the first semiconductor chip C1, the second semiconductor chip C2, a part of J01, a part of J2 and a part of J1 are covered by the package Solid F0 mount.
- the switch system may include a gate driver and the above-mentioned semiconductor device.
- the gate driver provides a gate drive signal for the control electrode of the first transistor in the semiconductor device to control the conduction of the first transistor. on or off.
- a first pole of the first transistor may be electrically connected to a power supply terminal, and a second pole of the first transistor may be electrically connected to a load. When the first transistor is turned on, the power terminal provides a power supply voltage for the load.
- At least one embodiment of the switching system may include a gate driver 120 and at least one embodiment of the semiconductor device shown in FIG. 1 of the present disclosure;
- the gate driver 120 is electrically connected to the gate G1 of M1 through a resistor R, the drain electrode D of M1 is electrically connected to the power supply voltage terminal E1 , and the source electrode S of M1 is electrically connected to the load 121 .
- At least one embodiment of the switch system shown in FIG. 12 is in operation, and when the connection between E1 and the load 121 needs to be turned on, the gate driver 120 provides a gate drive signal to the gate G1 of M1 to Control M1 to be turned on, so as to control the communication between the power supply voltage terminal E1 and the load 121 .
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Junction Field-Effect Transistors (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (33)
- 一种半导体器件,包括封固体、第一晶体管和第二晶体管,其中,所述第一晶体管包括控制极、第一端子和第二端子;所述第一晶体管用于在其控制极的电位的控制下,使得电流能够从所述第一端子流向所述第二端子;所述第二晶体管的第一电极与所述第一晶体管的控制极电连接,所述第二晶体管的第二电极与所述第一晶体管的第二端子电连接;所述第一晶体管和所述第二晶体管被同一所述封固体封固,所述第一晶体管的控制极与第一控制极引脚电连接,所述第二晶体管的控制极与第二控制极引脚电连接。
- 如权利要求1所述的半导体器件,其中,所述第一晶体管为n型晶体管,所述第一端子为第一电极,所述第一电极为漏电极,所述第二端子为第二电极,所述第二电极为源电极;或者,所述第一晶体管为p型晶体管,所述第一端子为第一电极,所述第一端子为源电极,所述第二端子为第二电极,所述第二端子为漏电极。
- 如权利要求2所述的半导体器件,其中,还包括第一芯片搭载部、第二芯片搭载部、第一半导体芯片、第二半导体芯片、第一控制极引脚和第二控制极引脚;所述第一芯片搭载部与所述第二芯片搭载部相互绝缘;在所述第一半导体芯片上形成有第一晶体管,在所述第二半导体芯片上形成有第二晶体管;所述第一芯片搭载部的至少一部分、所述第二芯片搭载部的至少一部分、所述第一半导体芯片和所述第二半导体芯片被同一所述封固体封固;所述第一半导体芯片具有第一表面和与所述第一表面为相反侧的第一背面,所述第二半导体芯片具有第二表面和与所述第二表面为相反侧的第二背面;在所述第一半导体芯片的第一表面上形成有第一控制极焊盘和第一焊盘,所述第一背面与所述第一晶体管的第一端子电连接;所述第一控制极焊盘分别与所述第一晶体管的控制极和第一控制极引脚电连接,所述第一焊盘与所 述第一晶体管的第二端子电连接;在所述第二半导体芯片的第一表面上形成有第二控制极焊盘和第二焊盘,所述第二背面与所述第二晶体管的第一电极电连接;所述第二控制极焊盘分别与所述第二晶体管的控制极和第二控制极引脚电连接,所述第二晶体管的第二电极与所述第二焊盘电连接;所述第一芯片搭载部具有第一上表面,所述第一半导体芯片搭载于所述第一芯片搭载部的第一上表面上,所述第一半导体芯片的第一背面朝向所述第一上表面;所述第一半导体芯片的第一背面与所述第一芯片搭载部电连接;所述第二芯片搭载部具有第二上表面,所述第二半导体芯片搭载于所述第二芯片搭载部的第二上表面上,所述第二半导体芯片的第二背面朝向所述第二上表面;所述第二半导体芯片的第二背面与所述第二芯片搭载部电连接。
- 如权利要求3所述的半导体器件,其中,所述第二芯片搭载部通过导线与所述第一控制极焊盘电连接;所述第二焊盘与所述第一焊盘电连接。
- 如权利要求3所述的半导体器件,其中,所述第二芯片搭载部通过导线与所述第一控制极引脚电连接,所述第二焊盘与所述第一焊盘电连接。
- 如权利要求3至5中任一权利要求所述的半导体器件,其中,还包括第一电极引脚和第二电极引脚;所述第一电极引脚与所述第一焊盘电连接,所述第二电极引脚与所述第一芯片搭载部电连接。
- 如权利要求3至5中任一权利要求所述的半导体器件,其中,所述第一芯片搭载部设置于所述第二芯片搭载部的第一侧边,所述第一晶体管的导通电流大于所述第二晶体管的导通电流,所述第一晶体管的导通速度大于所述第二晶体管的导通速度。
- 如权利要求2所述的半导体器件,其中,还包括第一芯片搭载部、第二芯片搭载部、第一半导体芯片、第二半导体芯片、第一控制极引脚和第二控制极引脚;所述第一芯片搭载部的至少一部分、所述第二芯片搭载部的至少一部分、所述第一半导体芯片和所述第二半导体芯片都被同一所述封固体封固;在所述第一半导体芯片上形成有第一晶体管,在所述第二半导体芯片上形成有第二晶体管;所述第一半导体芯片具有第一表面和与所述第一表面为相反侧的第一背面,所述第二半导体芯片具有第二表面和与所述第二表面为相反侧的第二背面;在所述第一半导体芯片的第一表面上形成有第一控制极焊盘和第一焊盘,所述第一背面与所述第一晶体管的第一端子电连接;所述第一控制极焊盘分别与所述第一晶体管的控制极和第一控制极引脚电连接,所述第一焊盘与所述第一晶体管的第二端子电连接;在所述第二半导体芯片的第一表面上形成有第二控制极焊盘和第二焊盘,所述第二背面与所述第二晶体管的第一电极电连接;所述第二控制极焊盘分别与所述第二晶体管的控制极和第二控制极引脚电连接,所述第二晶体管的第二电极与所述第二焊盘电连接;所述第一芯片搭载部具有第一上表面,所述第一半导体芯片搭载于所述第一芯片搭载部的第一上表面上,所述第一半导体芯片的第一背面朝向所述第一上表面;所述第一半导体芯片的第一背面与所述第一芯片搭载部电连接;所述第二芯片搭载部具有第二上表面和与所述第二上表面为相反侧的第二下表面,所述第二芯片搭载部搭载于所述第一芯片搭载部的第一上表面上,所述第二芯片搭载部与所述第一芯片搭载部之间绝缘,所述第二芯片搭载部的第二下表面朝向所述第一上表面;所述第二半导体芯片搭载于所述第二芯片搭载部的第二上表面上,所述第二半导体芯片的第二背面朝向所述第二上表面;所述第二半导体芯片的第二背面与所述第二芯片搭载部电连接。
- 如权利要求8所述的半导体器件,其中,所述第二芯片搭载部通过导线与所述第一控制极焊盘电连接;所述第二焊盘与所述第一焊盘电连接。
- 如权利要求8所述的半导体器件,其中,所述第二芯片搭载部通过导线与所述第一控制极引脚电连接,所述第二焊盘与所述第一焊盘电连接。
- 如权利要求8至10中任一权利要求所述的半导体器件,其中,还包括第一电极引脚和第二电极引脚;所述第一电极引脚与所述第一焊盘电连接,所述第二电极引脚与所述第一芯片搭载部电连接。
- 如权利要求8至10中任一权利要求所述的半导体器件,其中,所述第一半导体芯片设置于所述第二半导体芯片的第一侧边,所述第一晶体管的导通电流大于所述第二晶体管的导通电流,所述第一晶体管的导通速度大于所述第二晶体管的导通速度。
- 如权利要求3、4、5、8、9或10所述的半导体器件,其中,所述第一晶体管为以SiC为材料的MOSFET,所述第二晶体管为以Si为材料的MOSFET。
- 如权利要求2所述的半导体器件,其中,还包括第一芯片搭载部、第二芯片搭载部、第一半导体芯片、第二半导体芯片、第一控制极引脚和第二控制极引脚;所述第一芯片搭载部与所述第二芯片搭载部相互绝缘;在所述第一半导体芯片上形成有第一晶体管,在所述第二半导体芯片上形成有第二晶体管;所述第一芯片搭载部的至少一部分、所述第二芯片搭载部的至少一部分、所述第一半导体芯片和所述第二半导体芯片被同一所述封固体封固;所述第一半导体芯片具有第一表面和与所述第一表面为相反侧的第一背面,所述第二半导体芯片具有第二表面和与所述第二表面为相反侧的第二背面;在所述第一半导体芯片的第一表面上形成有第一控制极焊盘、至少一个第一焊盘和至少一个第二焊盘,所述第一控制极焊盘分别与所述第一晶体管的控制极和第一控制极引脚电连接,所述第一焊盘与所述第一晶体管的第二端子电连接,所述第二焊盘与所述第一晶体管的第一端子电连接;在所述第二半导体芯片的第一表面上形成有第二控制极焊盘和第三焊盘,所述第二背面与所述第二晶体管的第一电极电连接;所述第二控制极焊盘分别与所述第二晶体管的控制极和第二控制极引脚电连接,所述第二晶体管的第二电极与所述第三焊盘电连接;所述第一芯片搭载部具有第一上表面,所述第一半导体芯片搭载于所述第一芯片搭载部的第一上表面上,所述第一半导体芯片的第一背面朝向所述第一上表面;所述第二芯片搭载部具有第二上表面,所述第二半导体芯片搭载于所述 第二芯片搭载部的第二上表面上,所述第二半导体芯片的第二背面朝向所述第二上表面;所述第二半导体芯片的第二背面与所述第二芯片搭载部电连接。
- 如权利要求14所述的半导体器件,其中,所述第二芯片搭载部通过导线与所述第一控制极焊盘电连接;所述第三焊盘与所述第一焊盘电连接。
- 如权利要求14所述的半导体器件,其中,所述第二芯片搭载部通过导线与所述第一控制极引脚电连接,所述第三焊盘与所述第一焊盘电连接。
- 如权利要求14至16中任一权利要求所述的半导体器件,其中,还包括第一电极引脚和第二电极引脚;所述第一电极引脚与所述第一焊盘电连接,所述第二电极引脚与所述第二焊盘电连接。
- 如权利要求14至16中任一权利要求所述的半导体器件,其中,所述第一芯片搭载部设置于所述第二芯片搭载部的第一侧边,所述第一晶体管的导通电流大于所述第二晶体管的导通电流,所述第一晶体管的导通速度大于所述第二晶体管的导通速度。
- 如权利要求14至16中任一权利要求所述的半导体器件,其中,所述第一晶体管为以GaN为材料的场效应晶体管,所述第二晶体管为以Si为材料的MOSFET。
- 如权利要求3至19中任一权利要求所述的半导体器件,其中,所述第一芯片搭载部和所述第二芯片搭载部都设置于同一基板上;所述第二芯片搭载部与所述基板之间的第二距离,大于所述第一芯片搭载部与所述基板之间的第一距离。
- 如权利要求20所述的半导体器件,其中,所述第二晶体管的第二电极通过导线与所述第一晶体管的第二端子电连接;所述导线包括第一导线部、第二导线部和第三导线部;所述第一导线部的第一端与所述第二晶体管的第二电极电连接,所述第一导线部的第二端与所述第二导线部的第一端电连接,所述第二导线部的第二端与所述第三导线部的第一端电连接,所述第三导线部的第二端与所述第一晶体管的第二端子电连接;所述第二芯片搭载部的第二上表面与所述第一导线部垂直;所述第一芯片搭载部的第一上表面与所述第三导线部不垂直。
- 如权利要求2所述的半导体器件,其中,还包括芯片搭载部、第一半导体芯片、第二半导体芯片、第一控制极引脚和第二控制极引脚;在所述第一半导体芯片上形成有第一晶体管,在所述第二半导体芯片上形成有第二晶体管;所述芯片搭载部的至少一部分、所述第一半导体芯片和所述第二半导体芯片被同一所述封固体封固;所述第一半导体芯片具有第一表面和与所述第一表面为相反侧的第一背面,所述第二半导体芯片具有第二表面和与所述第二表面为相反侧的第二背面;在所述第一半导体芯片的第一表面上形成有第一控制极焊盘和第一焊盘,所述第一背面与所述第一晶体管的第一端子电连接;所述第一控制极焊盘分别与所述第一晶体管的控制极和第一控制极引脚电连接,所述第一焊盘与所述第一晶体管的第二端子电连接;在所述第二半导体芯片的第二表面上形成有第二控制极焊盘、至少一个第二焊盘和至少一个第三焊盘,所述第二控制极焊盘分别与所述第二晶体管的控制极和第二控制极引脚电连接,所述第二晶体管的第二电极与所述第二焊盘电连接,所述第二晶体管的第一电极与所述第三焊盘电连接;所述芯片搭载部具有上表面,所述第一半导体芯片搭载于所述芯片搭载部的上表面上,所述第一半导体芯片的第一背面朝向所述上表面;所述第一半导体芯片的第一背面与所述芯片搭载部电连接;所述第二半导体芯片搭载于所述芯片搭载部的上表面上,所述第二半导体芯片的第二背面朝向所述上表面。
- 如权利要求22所述的半导体器件,其中,所述第三焊盘通过导线与所述第一控制极引脚电连接,所述第二焊盘与所述第一焊盘电连接。
- 如权利要求22所述的半导体器件,其中,所述第三焊盘通过导线与所述第一控制极焊盘电连接,所述第二焊盘与所述第一焊盘电连接。
- 如权利要求22至24中任一权利要求所述的半导体器件,其中,还包括第一电极引脚和第二电极引脚;所述第一电极引脚与所述第一焊盘电连接,所述第二电极引脚与所述芯 片搭载部电连接。
- 如权利要求22至24中任一权利要求所述的半导体器件,其中,所述第一半导体芯片设置于所述第二半导体芯片的第一侧边,所述第一晶体管的导通电流大于所述第二晶体管的导通电流。
- 如权利要求22至24中任一权利要求所述的半导体器件,其中,所述第一晶体管为以SiC为材料的MOSFET,所述第二晶体管为以GaN为材料的场效应晶体管。
- 如权利要求22至27中任一权利要求所述的半导体器件,其中,所述第一半导体芯片与所述芯片搭载部之间的第四距离,大于所述第一半导体芯片与所述芯片搭载部之间的第三距离。
- 如权利要求28所述的半导体器件,其中,所述第二晶体管的第二电极通过导线与所述第一晶体管的第二端子电连接;所述导线包括第一导线部、第二导线部和第三导线部;所述第一导线部的第一端与所述第二晶体管的第二电极电连接,所述第一导线部的第二端与所述第二导线部的第一端电连接,所述第二导线部的第二端与所述第三导线部的第一端电连接,所述第三导线部的第二端与所述第一晶体管的第二端子电连接;所述第二半导体芯片的第二表面与所述第一导线部垂直;所述第一半导体芯片的第一表面与所述第三导线部不垂直。
- 一种半导体器件,其中,包括封固体、第一晶体管和电容,其中,所述第一晶体管包括控制极、第一端子和第二端子;所述电容包括第一电容电极和第二电容电极;所述第一晶体管用于在其控制极的电位的控制下,使得电流能够从所述第一端子流向所述第二端子;所述第一电容电极与所述第一晶体管的控制极电连接,所述第二电容电极与所述第一晶体管的第二端子电连接;所述第一晶体管和所述电容都被同一所述封固体封固,所述第一晶体管的控制极与第一控制极引脚电连接。
- 如权利要求30所述的半导体器件,其中,所述第一晶体管为n型晶体管,所述第一端子为第一电极,所述第一电极为漏电极,所述第二端子为第二电极,所述第二电极为源电极;或者,所述第一晶体管为p型晶体管,所述第一端子为第一电极,所述第一端子为源电极,所述第二端子为第二电极,所述第二端子为漏电极。
- 如权利要求31所述的半导体器件,其中,还包括芯片搭载部、第一半导体芯片、第二半导体芯片和第一控制极引脚;在所述第一半导体芯片上形成有第一晶体管;在所述第二半导体芯片上形成有所述电容;所述芯片搭载部的至少一部分、所述第一半导体芯片和所述第二半导体芯片被同一所述封固体封固;所述第一半导体芯片具有第一表面和与所述第一表面为相反侧的第一背面;所述第二半导体芯片具有第二表面和与所述第二表面为相反侧的第二背面;在所述第一半导体芯片的第一表面上形成有第一控制极焊盘和第一焊盘,所述第一背面与所述第一晶体管的第一端子电连接;所述第一控制极焊盘分别与所述第一晶体管的控制极和第一控制极引脚电连接,所述第一焊盘与所述第一晶体管的第二端子电连接;在所述第二半导体芯片的第二表面上形成有第一电极焊盘和第二电极焊盘;所述第一电极焊盘与所述第一电容电极电连接,所述第二电极焊盘与所述第二电容电极电连接;所述芯片搭载部具有上表面,所述第一半导体芯片搭载于所述芯片搭载部的上表面上,所述第一半导体芯片的第一背面朝向所述上表面;所述第一半导体芯片的第一背面与所述芯片搭载部电连接;所述第二半导体芯片搭载于所述芯片搭载部的上表面上,所述第二半导体芯片的第二背面朝向所述上表面;所述第一电极焊盘与所述第一控制极引脚或所述第一控制极焊盘电连接,所述第二电极焊盘与所述第一焊盘电连接。
- 如权利要求32所述的半导体器件,其中,还包括第一电极引脚和第二电极引脚;所述第一电极引脚与所述第一焊盘电连接,所述第二电极引脚与所述芯片搭载部电连接。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112021007642.6T DE112021007642T5 (de) | 2021-05-11 | 2021-05-11 | Halbleitervorrichtung |
PCT/CN2021/093006 WO2022236665A1 (zh) | 2021-05-11 | 2021-05-11 | 半导体器件 |
JP2023568241A JP2024516717A (ja) | 2021-05-11 | 2021-05-11 | 半導体デバイス |
CN202180097958.5A CN117296248A (zh) | 2021-05-11 | 2021-05-11 | 半导体器件 |
US18/500,653 US20240071879A1 (en) | 2021-05-11 | 2023-11-02 | Semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2021/093006 WO2022236665A1 (zh) | 2021-05-11 | 2021-05-11 | 半导体器件 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US18/500,653 Continuation US20240071879A1 (en) | 2021-05-11 | 2023-11-02 | Semiconductor device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022236665A1 true WO2022236665A1 (zh) | 2022-11-17 |
Family
ID=84029165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2021/093006 WO2022236665A1 (zh) | 2021-05-11 | 2021-05-11 | 半导体器件 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20240071879A1 (zh) |
JP (1) | JP2024516717A (zh) |
CN (1) | CN117296248A (zh) |
DE (1) | DE112021007642T5 (zh) |
WO (1) | WO2022236665A1 (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040026744A1 (en) * | 2002-05-15 | 2004-02-12 | Mitsuhiro Kameda | Semiconductor module |
CN101753129A (zh) * | 2008-12-01 | 2010-06-23 | 中芯国际集成电路制造(上海)有限公司 | 可承受高电压的输出缓冲器 |
CN101944837A (zh) * | 2009-07-07 | 2011-01-12 | 施耐德东芝换流器欧洲公司 | 用于控制功率晶体管的器件 |
US20150115313A1 (en) * | 2013-10-31 | 2015-04-30 | Infineon Technologies Austria Ag | Semiconductor Device Package |
-
2021
- 2021-05-11 CN CN202180097958.5A patent/CN117296248A/zh active Pending
- 2021-05-11 WO PCT/CN2021/093006 patent/WO2022236665A1/zh active Application Filing
- 2021-05-11 DE DE112021007642.6T patent/DE112021007642T5/de active Pending
- 2021-05-11 JP JP2023568241A patent/JP2024516717A/ja active Pending
-
2023
- 2023-11-02 US US18/500,653 patent/US20240071879A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040026744A1 (en) * | 2002-05-15 | 2004-02-12 | Mitsuhiro Kameda | Semiconductor module |
CN101753129A (zh) * | 2008-12-01 | 2010-06-23 | 中芯国际集成电路制造(上海)有限公司 | 可承受高电压的输出缓冲器 |
CN101944837A (zh) * | 2009-07-07 | 2011-01-12 | 施耐德东芝换流器欧洲公司 | 用于控制功率晶体管的器件 |
US20150115313A1 (en) * | 2013-10-31 | 2015-04-30 | Infineon Technologies Austria Ag | Semiconductor Device Package |
CN104600062A (zh) * | 2013-10-31 | 2015-05-06 | 英飞凌科技奥地利有限公司 | 半导体器件封装 |
Also Published As
Publication number | Publication date |
---|---|
CN117296248A (zh) | 2023-12-26 |
US20240071879A1 (en) | 2024-02-29 |
JP2024516717A (ja) | 2024-04-16 |
DE112021007642T5 (de) | 2024-02-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7884444B2 (en) | Semiconductor device including a transformer on chip | |
US11037847B2 (en) | Method of manufacturing semiconductor module and semiconductor module | |
US9368434B2 (en) | Electronic component | |
US7615854B2 (en) | Semiconductor package that includes stacked semiconductor die | |
US10985110B2 (en) | Semiconductor package having an electromagnetic shielding structure and method for producing the same | |
CN110783283B (zh) | 具有对称布置的功率连接端的半导体封装及其制造方法 | |
CN109473415B (zh) | 具有顶侧冷却部的smd封装 | |
WO2021200337A1 (ja) | 電子装置 | |
US20130249008A1 (en) | Semiconductor device | |
US9275944B2 (en) | Semiconductor package with multi-level die block | |
US11942449B2 (en) | Semiconductor arrangement and method for producing the same | |
US20210028078A1 (en) | Semiconductor Module Arrangement | |
US20160056131A1 (en) | Semiconductor device | |
JP2008117962A (ja) | 半導体リレー | |
WO2022236665A1 (zh) | 半导体器件 | |
JP6510123B2 (ja) | 半導体装置 | |
CN114334933A (zh) | 半导体装置和制造半导体装置的对应方法 | |
WO2023199808A1 (ja) | 半導体装置 | |
US12068274B2 (en) | Semiconductor die being connected with a clip and a wire which is partially disposed under the clip | |
US11948866B2 (en) | Semiconductor device | |
EP4113605A1 (en) | Power semiconductor module arrangement | |
US20230275006A1 (en) | Semiconductor apparatus | |
US20230245951A1 (en) | Semiconductor device | |
US20240170375A1 (en) | Semiconductor device | |
US20240047433A1 (en) | Semiconductor device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21941241 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2023568241 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202180097958.5 Country of ref document: CN |
|
WWE | Wipo information: entry into national phase |
Ref document number: 112021007642 Country of ref document: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 21941241 Country of ref document: EP Kind code of ref document: A1 |