WO2022091192A1 - 高周波回路 - Google Patents
高周波回路 Download PDFInfo
- Publication number
- WO2022091192A1 WO2022091192A1 PCT/JP2020/040165 JP2020040165W WO2022091192A1 WO 2022091192 A1 WO2022091192 A1 WO 2022091192A1 JP 2020040165 W JP2020040165 W JP 2020040165W WO 2022091192 A1 WO2022091192 A1 WO 2022091192A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- wiring
- chip
- frequency circuit
- temperature side
- high frequency
- Prior art date
Links
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000010292 electrical insulation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 229910000679 solder Inorganic materials 0.000 description 17
- 238000010586 diagram Methods 0.000 description 11
- 230000017525 heat dissipation Effects 0.000 description 11
- 230000001939 inductive effect Effects 0.000 description 9
- 230000008054 signal transmission Effects 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 230000003071 parasitic effect Effects 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 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
- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
- H01L23/64—Impedance arrangements
- H01L23/66—High-frequency adaptations
-
- 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
- H01L23/498—Leads, i.e. metallisations or lead-frames on insulating substrates, e.g. chip carriers
- H01L23/49838—Geometry or layout
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/12—Mountings, e.g. non-detachable insulating substrates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/12—Mountings, e.g. non-detachable insulating substrates
- H01L23/13—Mountings, e.g. non-detachable insulating substrates characterised by the shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/345—Arrangements for heating
-
- 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
- H01L23/481—Internal lead connections, e.g. via connections, feedthrough structures
-
- 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
- H01L23/49568—Lead-frames or other flat leads specifically adapted to facilitate heat dissipation
-
- 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
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/20—Resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/30—Auxiliary devices for compensation of, or protection against, temperature or moisture effects ; for improving power handling capability
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/58—Structural electrical arrangements for semiconductor devices not otherwise provided for
- H01L2223/64—Impedance arrangements
- H01L2223/66—High-frequency adaptations
- H01L2223/6605—High-frequency electrical connections
- H01L2223/6611—Wire connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/58—Structural electrical arrangements for semiconductor devices not otherwise provided for
- H01L2223/64—Impedance arrangements
- H01L2223/66—High-frequency adaptations
- H01L2223/6605—High-frequency electrical connections
- H01L2223/6616—Vertical connections, e.g. vias
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/58—Structural electrical arrangements for semiconductor devices not otherwise provided for
- H01L2223/64—Impedance arrangements
- H01L2223/66—High-frequency adaptations
- H01L2223/6644—Packaging aspects of high-frequency amplifiers
- H01L2223/6655—Matching arrangements, e.g. arrangement of inductive and capacitive components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2223/00—Details relating to semiconductor or other solid state devices covered by the group H01L23/00
- H01L2223/58—Structural electrical arrangements for semiconductor devices not otherwise provided for
- H01L2223/64—Impedance arrangements
- H01L2223/66—High-frequency adaptations
- H01L2223/6661—High-frequency adaptations for passive devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/367—Cooling facilitated by shape of device
- H01L23/3677—Wire-like or pin-like cooling fins or heat sinks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
- H01L2924/141—Analog devices
- H01L2924/142—HF devices
- H01L2924/1421—RF devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/301—Electrical effects
- H01L2924/3011—Impedance
- H01L2924/30111—Impedance matching
Definitions
- This disclosure relates to high frequency circuits.
- Patent Document 1 discloses a high-frequency circuit.
- the high frequency circuit disclosed in Patent Document 1 the first signal transmission line on the high temperature side and the second signal transmission line on the low temperature side are electrically connected by a third signal transmission line having heat insulating properties. .. Therefore, the high frequency circuit disclosed in Patent Document 1 reduces heat conduction between the first signal transmission line and the second signal transmission line.
- the high-frequency circuit disclosed in Patent Document 1 can suppress heat transfer, it does not consider heat dissipation. Therefore, in the high frequency circuit disclosed in Patent Document 1, the temperature of the first signal transmission line on the high temperature side may rise, and the first signal transmission line may be thermally deteriorated.
- the present disclosure has been made to solve the above-mentioned problems, and an object of the present disclosure is to provide a high-frequency circuit capable of improving the heat dissipation of wiring.
- the high frequency circuit according to the present disclosure is provided between the first wiring provided on the surface of the substrate and in contact with the heat generating portion, the second wiring provided on the surface of the substrate and connected to the ground, and between the first wiring and the second wiring. It is provided with a chip component that is connected and has thermal conductivity and electrical insulation, and the first wiring is arranged between the heat generating portion and the chip component, and has a characteristic impedance equal to the impedance that serves as a matching reference for the impedance in the first wiring. It includes a high temperature side wiring portion having the above, and a low temperature side wiring portion arranged on the low temperature side with the chip component as a boundary and having a thermal resistance higher than the thermal resistance of the chip component.
- the heat dissipation of the wiring can be improved.
- FIG. 1 is a cross-sectional view taken along the line II-II of FIG. It is a figure which shows the structure of the high frequency circuit which concerns on Embodiment 2. It is a figure which shows the structure of the high frequency circuit which concerns on Embodiment 3.
- FIG. It is a figure which shows the structure of the high frequency circuit which concerns on Embodiment 4. It is a figure which shows the structure of the high frequency circuit which concerns on Embodiment 5. It is a figure which shows the structure of the high frequency circuit which concerns on Embodiment 6. It is a figure which shows the structure of the high frequency circuit which concerns on Embodiment 7.
- FIG. 1 is a diagram showing a configuration of a high frequency circuit according to the first embodiment.
- FIG. 2 is a cross-sectional view taken along the line II-II of FIG.
- the high-frequency circuit according to the first embodiment has a substrate 11, a wiring 12 as a first wiring, a wiring 13 as a second wiring, a ground wiring 14, and a chip resistance 15 as a chip component. , Solder 16a, 16b, and via 17.
- the substrate 11 is a resin substrate, and is made of a substrate material such as alumina or alumina nitride.
- the substrate 11 has a front surface 11a and a back surface 11b.
- the wiring 12 is provided on the surface 11a of the substrate 11.
- the wiring 12 is connected to, for example, a heat generating portion 100 of an electronic component or the like, and transmits high frequency power.
- the arrow W shown in FIG. 1 indicates the transmission direction of high frequency power.
- the wiring 12 has a wiring portion 12a and a fine wiring portion 12b.
- the wiring portion 12a is arranged on the high temperature side 121 of the wiring 12 with the chip resistor 15 as a boundary.
- the fine wiring portion 12b is arranged on the low temperature side 122 of the wiring 12 with the chip resistor 15 as a boundary. The details of the chip resistor 15 will be described later.
- the wiring portion 12a constitutes the high temperature side wiring portion.
- a heat generating portion 100 is connected to the wiring portion 12a.
- the wiring unit 12a has a characteristic impedance equal to the impedance that serves as a matching reference for the impedance in the wiring 12.
- the fine wiring portion 12b constitutes the low temperature side wiring portion.
- This low temperature side wiring portion has a thermal resistance higher than the thermal resistance of the chip resistor 15.
- the width of the fine wiring portion 12b is narrower than the width of the wiring portion 12a. That is, the cross-sectional area of the fine wiring portion 12b is smaller than the cross-sectional area of the wiring portion 12a.
- the fine wiring portion 12b has a series inductive property due to the narrow width.
- the series inductive means that the coil (inductive reactance) has the same high frequency characteristics as the case where the coil (inductive reactance) is arranged in series between the input and the output in the wiring 12.
- the wiring 13 is provided on the surface 11a of the substrate 11.
- the ground wiring 14 is provided on the back surface 11b of the substrate 11.
- the via 17 penetrates the substrate 11 between the front surface 11a and the back surface 11b and is connected to the wiring 13 and the ground wiring 14. That is, the wiring 13 and the ground wiring 14 are electrically and thermally connected by the via 17.
- the ground wiring 14 is held at a temperature lower than the temperature of the heat generating portion 100 by a heat radiating means (not shown).
- the chip resistor 15 is a high resistance chip resistor.
- the main member of the chip resistor 15 is a material such as alumina or alumina nitride, which has sufficiently higher thermal conductivity than the substrate material and has electrical insulation.
- Such a chip resistor 15 is connected between the wiring portion 12a of the wiring 12 and the wiring 13. Specifically, one end of the chip resistor 15 is connected to the low temperature side 122 of the wiring 12 via the solder 16a. The other end of the chip resistor 15 is connected to the wiring 13 via the solder 16b.
- the resistance value of the chip resistor 15 is sufficiently larger than the value of the input impedance Zin of the wiring portion on the high temperature side.
- the resistance value of the chip resistor 15 is from 1k ⁇ to 100M ⁇ .
- the fine wiring portion 12b having series inductiveness is separated from the high resistance chip resistance 15 by the low temperature side 122 of the wirings 12. It is placed in.
- the chip resistor 15 divides the wiring 12 into a high temperature side 121 including the wiring portion 12a and a low temperature side 122 including the fine wiring portion 12b, but the connection position of the chip with respect to the wiring 12 is a low temperature. Arranged on the side 122.
- the fine wiring portion 12b is arranged on the low temperature side 122 of the wiring 12 with the chip resistance 15 as a boundary, so that the heat from the high temperature side 121 (heating portion 100) of the wiring 12 is transferred to the chip resistance. Can be told to 15. Therefore, the high frequency circuit can transfer the heat transferred to the chip resistor 15 to the ground wiring 14 via the wiring 13 and the via 17. That is, the high-frequency circuit can transmit high-frequency power through the wiring 12 and efficiently release the heat of the wiring 12 heated by the heat generating unit 100 to the ground wiring 14.
- the high frequency circuit can be applied to a circuit having wiring through which a direct current flows.
- the chip component may be a chip capacitor whose main member is the same material as the chip resistor 15.
- the capacitance of the chip capacitor is smaller than the capacitance of the wiring 12.
- the capacitance of the wiring 12 is a capacitance having a size that does not affect the characteristic impedance of the wiring 12. Therefore, the influence of the capacitance of the chip capacitor on the high frequency power is reduced, and the high frequency circuit can release the heat of the wiring 12 to the ground wiring 14 via the chip capacitor.
- the high frequency circuit according to the first embodiment is provided on the surface 11a of the substrate 11 and is provided with the wiring 12 in contact with the heat generating portion 100, and the wiring 13 provided on the surface 11a of the substrate 11 and connected to the ground, and the wiring 12 and the wiring.
- a chip component connected to 13 and having thermal conductivity and electrical insulation is provided, and the wiring 12 is arranged between the heat generating portion 100 and the chip component, and is an impedance that serves as a matching reference for the impedance in the wiring 12. It includes a high temperature side wiring portion having the same characteristic impedance as, and a low temperature side wiring portion arranged on the low temperature side 122 with the chip component as a boundary and having a thermal resistance higher than the thermal resistance of the chip component. Therefore, the high frequency circuit can improve the heat dissipation of the wiring 12.
- the low temperature side wiring portion is formed with a width narrower than the width of the high temperature side wiring portion, and includes the fine wiring portion 12b having series inductive property. Therefore, the high frequency circuit can transfer the heat of the wiring 12 to the chip component.
- the chip component is the chip resistor 15.
- the resistance value of the chip resistor 15 is larger than the value of the input impedance Zin of the wiring portion on the high temperature side. Therefore, the high frequency circuit can transfer the heat of the wiring 12 to the chip resistance 15 even if the chip component has the chip resistance 15.
- the chip component is a chip capacitor.
- the capacitance of this chip capacitor is smaller than the capacitance of the first wiring. Therefore, even if the chip component is a chip capacitor, the high frequency circuit can transfer the heat of the wiring 12 to the chip capacitor by making the main member of the chip capacitor the same as the main member of the chip resistor 15. ..
- FIG. 3 is a diagram showing a configuration of a high frequency circuit according to the second embodiment.
- the high-frequency circuit according to the second embodiment has a configuration in which a stub 21 is added to the high-frequency circuit according to the first embodiment.
- This stub 21 is arranged on the low temperature side 122 of the wiring 12. Further, the stub 21 is arranged on the downstream side of the fine wiring portion 12b in the power transmission direction.
- the stub 21 is, for example, an open stub in which the base end (branch end) contacts the low temperature side 122 of the wiring 12 and the tip opens.
- the length from the base end to the tip end of the stub 21 is 1/4 wavelength or less of the high frequency power transmitted by the wiring 12.
- the stub 21 has parallel capacitance by being arranged so as to widen the width of the low temperature side 122 in the wiring 12.
- the parallel capacitive property means that the capacitor (capacitive reactance) has the same high frequency characteristics as when the capacitor (capacitive reactance) is arranged in parallel between the wiring 12 and the ground wiring 14.
- the low temperature side wiring portion is arranged on the downstream side in the power transmission direction of the fine wiring portion 12b, and includes the stub 21 having parallel capacitance. Therefore, the high frequency circuit can improve the heat dissipation of the wiring 12.
- FIG. 4 is a diagram showing a configuration of a high frequency circuit according to the third embodiment.
- the high-frequency circuit according to the third embodiment has a configuration in which the position of the fine wiring portion 12b is changed with respect to the high-frequency circuit according to the first embodiment.
- the fine wiring portion 12b is arranged on the low temperature side 122 of the wiring 12. Further, the fine wiring portion 12b is arranged at the connection position of the chip resistor 15. That is, one end of the chip resistor 15 is mounted on the fine wiring portion 12b via the solder 16a.
- the fine wiring portion 12b of the wiring 12 is arranged at the connection position of the chip resistor 15. Therefore, in the high frequency circuit, the heat of the wiring 12 is transferred to the chip resistor 15 having high thermal conductivity, avoiding the fine wiring portion 12b having high thermal resistance. Therefore, the high frequency circuit can improve the heat dissipation of the wiring 12.
- FIG. 5 is a diagram showing a configuration of a high frequency circuit according to the fourth embodiment.
- the high-frequency circuit according to the fourth embodiment has a configuration including an intermediate wiring portion 12c and a disconnection portion 12d in place of the fine wiring portion 12b of the high-frequency circuit according to the first embodiment. ..
- the intermediate wiring portion 12c and the disconnection portion 12d constitute a low temperature side wiring portion.
- the intermediate wiring portion 12c is formed with a length having a characteristic impedance equal to the impedance that serves as an impedance matching reference in the wiring 12. Further, the width of the wiring portion 12a and the width of the intermediate wiring portion 12c are the same width. That is, the cross-sectional area of the wiring portion 12a and the cross-sectional area of the intermediate wiring portion 12c are the same size.
- the disconnection portion 12d has a series capacitance property.
- the disconnection portion 12d is arranged on the downstream side of the intermediate wiring portion 12c in the power transmission direction.
- the series capacitance means that the capacitor (capacitive reactance) has the same high frequency characteristics as when the capacitor (capacitive reactance) is arranged in series between the input and the output in the wiring 12.
- the low-temperature side wiring portion includes the intermediate wiring portion 12c formed with a length having a characteristic impedance equal to the impedance that is the impedance matching reference of the wiring 12, and the intermediate wiring portion 12c. It is arranged on the downstream side in the power transmission direction of the above, and includes a disconnection portion 12d having a series capacitance property. Therefore, the high frequency circuit can improve the heat dissipation of the wiring 12.
- FIG. 6 is a diagram showing a configuration of a high frequency circuit according to the fifth embodiment.
- the high-frequency circuit according to the fifth embodiment has a configuration including a plurality of chip components. Specifically, the high frequency circuit according to the first embodiment has one chip resistor 15, whereas the high frequency circuit according to the fifth embodiment has a plurality of chip resistors 15a and 15b. .. FIG. 6 is an example in which the high frequency circuit according to the fifth embodiment is provided with two chip resistors 15. The chip resistors 15a and 15b have the same configuration and function as the chip resistors 15.
- the chip resistors 15a and 15b are arranged on the low temperature side 122 of the wiring 12, respectively. Further, the chip resistors 15a and 15b are arranged on the upstream side of the fine wiring portion 12b in the power transmission direction. One end of each of the chip resistors 15a and 15b is connected to the wiring 12 via the solder 16a, respectively. The other ends of the chip resistors 15a and 15b are connected to one wiring 13 via the solder 16b, respectively.
- the chip resistor 15a is arranged at the position closest to the heat generating portion 100.
- the chip resistor 15a divides the wiring 12 into a high temperature side 121 and a low temperature side 122. That is, the high temperature side wiring portion and the low temperature side wiring portion are arranged with the chip resistor 15a closest to the heat generating portion 100 as a boundary among the plurality of chip resistors 15a and 15b.
- the high-frequency circuit can reduce the thermal resistance from the wiring 12 to the wiring 13 to about half as compared with the case where one chip resistor 15 is provided. As a result, the high frequency circuit can transfer more heat of the wiring 12 to the ground wiring 14.
- the high frequency circuit according to the fifth embodiment includes a plurality of chip resistors 15a and 15b, and the high temperature side wiring section and the low temperature side wiring section are the chip resistors closest to the heat generating section 100 among the plurality of chip resistors 15a and 15b. It is arranged with 15a as the boundary. Therefore, the high frequency circuit can transfer more heat of the wiring 12 to the ground wiring 14.
- FIG. 7 is a diagram showing the configuration of the high frequency circuit according to the sixth embodiment.
- the high-frequency circuit according to the sixth embodiment has a configuration in which the orientation of the chip component is changed with respect to the high-frequency circuit according to the fifth embodiment.
- the high frequency circuit according to the sixth embodiment includes two wirings 13a and 13b, two chip resistors 15a and 15b, and two vias 17a and 17b.
- the wirings 13a and 13b have the same configuration and function as the wiring 13.
- the vias 17a and 17b have the same configuration and function as the vias 17.
- the chip resistors 15a and 15b are arranged on the low temperature side 122 of the wiring 12, respectively. Further, the chip resistors 15a and 15b are arranged on the upstream side of the fine wiring portion 12b in the power transmission direction.
- the chip resistor 15a is arranged on one side of the wiring 12 as a boundary.
- the chip resistor 15b is arranged on the other side of the wiring 12 as a boundary. That is, the chip resistors 15a and 15b are alternately arranged on one side and the other side with the wiring 12 as a boundary.
- the wirings 13a and 13b are alternately arranged on one side and the other side with the wiring 12 as a boundary.
- the vias 17a and 17b are alternately arranged on one side and the other side with the wiring 12 as a boundary.
- One end of the chip resistor 15a is mounted on the wiring 12 via the solder 16a.
- the other end of the chip resistor 15a is mounted on the wiring 13a via the solder 16b.
- one end of the chip resistor 15b is mounted on the wiring 12 via the solder 16a.
- the other end of the chip resistor 15b is mounted on the wiring 13b via the solder 16b.
- the high frequency circuit can disperse the heat of the wiring 12 to one side and the other side with the wiring 12 as a boundary. As a result, the high frequency circuit can transfer more heat of the wiring 12 to the ground wiring 14.
- the plurality of chip resistors 15a and 15b are alternately arranged on one side and the other side with the wiring 12 as a boundary. Therefore, the high frequency circuit can disperse the heat of the wiring 12 and transfer it to the ground wiring 14.
- Embodiment 7 The high frequency circuit according to the seventh embodiment will be described with reference to FIG.
- FIG. 8 is a diagram showing a configuration of a high frequency circuit according to the seventh embodiment.
- the high-frequency circuit according to the seventh embodiment is provided with a chip-to-chip fine wiring portion 12e instead of the fine wiring portion 12b with respect to the high-frequency circuit according to the sixth embodiment, and the chip resistance 15a is provided.
- 15b is configured by changing the arrangement.
- the chip inter-chip wiring unit 12e constitutes a low temperature side wiring unit.
- the width of the chip inter-chip wiring portion 12e is narrower than the width of the wiring portion 12a. That is, the cross-sectional area of the chip-to-chip fine wiring portion 12e is larger than the cross-sectional area of the wiring portion 12a. As described above, the chip-to-chip fine wiring portion 12e has a series inductive property due to the narrow width.
- the chip resistors 15a and 15b are arranged on the low temperature side 122 of the wiring 12, respectively.
- the chip resistor 15a and the chip resistor 15b are arranged so as to sandwich the fine wiring portion 12b from both sides in the power transmission direction.
- the chip resistor 15a is arranged on the upstream side in the power transmission direction of the chip interchip wiring portion 12e. One end of the chip resistor 15a is mounted on the wiring 12 via the solder 16a. The other end of the chip resistor 15a is mounted on the wiring 13a via the solder 16b. Further, the chip resistor 15b is arranged on the downstream side in the power transmission direction in the chip inter-chip fine wiring portion 12e. One end of the chip resistor 15b is mounted on the wiring 12 via the solder 16a. The other end of the chip resistor 15b is mounted on the wiring 13b via the solder 16b.
- FIG. 8 shows an example in which the chip resistors 15a and 15b are arranged on one side with the wiring 12 as a boundary, but the chip resistors 15a and 15b are arranged on one side and the other side with the wiring 12 as a boundary. It does not matter which side of the sides is placed.
- the low-temperature side wiring portion is formed between the adjacent chip resistors 15a and 15b with a width narrower than the width of the high-temperature side wiring portion, and has series inductive chip spacing. Includes wiring section 12e. Therefore, the high frequency circuit can disperse the heat of the wiring 12 and transfer it to the ground wiring 14.
- Embodiment 8 The high frequency circuit according to the eighth embodiment will be described with reference to FIG.
- FIG. 9 is a diagram showing a configuration of a high frequency circuit according to the eighth embodiment.
- the high frequency circuit according to the eighth embodiment includes a plurality of vias 17. That is, the high frequency circuit according to the first embodiment has one via 17 for one chip resistor 15, whereas the high frequency circuit according to the eighth embodiment has one chip resistor 15. On the other hand, it has a plurality of vias 17.
- the other end of the chip resistor 15 is mounted on the wiring 13A via the solder 16b.
- the wiring 13A has the same configuration and function as the wiring 13.
- the via 17 penetrates the substrate 11 between the front surface 11a and the back surface 11b and is connected to the wiring 13A and the ground wiring 14. Therefore, the wiring 13A and the ground wiring 14 are electrically and thermally connected by the via 17.
- the plurality of vias 17 are arranged so as to surround the connection position of the other end of the chip resistor 15. Therefore, the area of the wiring 13A is larger than the area of the wiring 13.
- the wiring 13A has, for example, a semicircular shape. As described above, the high frequency circuit can efficiently transfer the heat of the wiring 12 to the ground wiring 14 by providing the plurality of vias 17.
- the high frequency circuit according to the eighth embodiment has a ground wiring 14 provided on the back surface 11b of the substrate 11 and a plurality of vias 17 penetrating the substrate 11 and thermally connecting the wiring 13A and the ground wiring 14. Be prepared.
- the plurality of vias 17 are connected to the wiring 13A so as to surround the connection position of the chip resistor 15. Therefore, the high frequency circuit can efficiently transfer the heat of the wiring 12 to the ground wiring 14.
- Embodiment 9 The high frequency circuit according to the ninth embodiment will be described with reference to FIG.
- FIG. 10 is a diagram showing a configuration of a high frequency circuit according to the ninth embodiment.
- the high-frequency circuit according to the ninth embodiment includes a thick wiring portion 12f and an extra-fine wiring portion 12g in place of the wiring portion 12a and the fine wiring portion 12b of the high-frequency circuit according to the first embodiment. It is composed.
- the thick wiring portion 12f constitutes the high temperature side wiring portion.
- the width of the thick wiring portion 12f is wider than the width of the wiring portion 12a having a characteristic impedance of 50 ⁇ . That is, the cross-sectional area of the thick wiring portion 12f is larger than the cross-sectional area of the wiring portion 12a.
- the thick wiring portion 12f has parallel capacitance due to the wide width. Further, the thick wiring portion 12f has a characteristic impedance equal to the impedance that serves as a matching reference for the impedance in the wiring 12.
- the extra-fine wiring portion 12g constitutes the low temperature side wiring portion.
- the width of the extra-fine wiring portion 12g is made narrower than the width of the fine wiring portion 12b or the length thereof is made longer than the length of the fine wiring portion 12b by the amount of the increase in parallel capacitance due to the thick wiring portion 12f. Therefore, it is necessary to have a large series inducibility.
- FIG. 10 shows an example in which the width of the ultrafine wiring portion 12g is narrower than the width of the fine wiring portion 12b. That is, the cross-sectional area of the extra-fine wiring portion 12g is larger than the cross-sectional area of the fine wiring portion 12b.
- the thick wiring portion 12f is arranged on the high temperature side 121, the thermal resistance between the heat generating portion 100 and the chip resistance 15 is reduced, and the heat generated from the heat generating portion 100 is generated. It can be facilitated to be released via the chip resistor 15. Further, in the high frequency circuit, since the ultrafine wiring portion 12g is arranged on the low temperature side 122, it is possible to make it difficult for the heat generated from the heat generating portion 100 to escape to the ultrafine wiring portion 12g side.
- the high temperature side wiring portion includes the thick wiring portion 12f having a width wider than the width when the characteristic impedance is equal to the impedance that is the matching reference of the impedance in the wiring 12.
- the low temperature side wiring portion includes an extra-fine wiring portion 12g whose width is formed narrower according to the width of the thick wiring portion 12f. Therefore, the high frequency circuit can improve the heat dissipation of the wiring 12.
- FIG. 11 is a diagram showing a configuration of a high frequency circuit according to the tenth embodiment.
- the high-frequency circuit according to the tenth embodiment has a configuration in which the inter-chip wiring portion 12h is provided in place of the inter-chip fine wiring portion 12e of the high-frequency circuit according to the seventh embodiment.
- the inter-chip wiring portion 12h constitutes a low temperature side wiring portion.
- the inter-chip wiring portion 12h is arranged between the chip resistor 15a and the chip resistor 15b.
- the width of the inter-chip wiring portion 12h and the width of the wiring portion 12a are the same. That is, the cross-sectional area of the inter-chip wiring portion 12h and the cross-sectional area of the wiring portion 12a are the same. As described above, the inter-chip wiring portion 12h has the same width as the wiring portion 12a, and thus has series inductive property.
- the inter-chip wiring portion 12h has a characteristic impedance equal to the impedance that serves as a matching reference for the impedance in the wiring 12, and is formed with a length that cancels each other's parasitic components between the adjacent chip resistors 15a and 15b. Has been done. Therefore, the high frequency circuit can disperse and transfer the heat of the wiring 12 to the upstream side and the downstream side in the power transmission direction of the inter-chip wiring portion 12h.
- the main parasitic component is, for example, a capacitive component formed between the wiring 12 and the ground wiring 14 by the dielectrics of the chip resistors 15a and 15b.
- the low temperature side wiring portion is arranged between the adjacent chip resistors 15a and 15b, and includes the interchip wiring portion 12h having series inductiveness.
- the inter-chip wiring portion 12h has a characteristic impedance equal to the impedance that serves as a matching reference for the impedance in the wiring 12, and is formed with a length that cancels each other's parasitic components between the adjacent chip resistors 15a and 15b. .. Therefore, the high frequency circuit can disperse the heat of the wiring 12 and transfer it to the ground wiring 14.
- FIG. 12 is a diagram showing a configuration of a high frequency circuit according to the eleventh embodiment.
- the high-frequency circuit according to the eleventh embodiment has a configuration including wiring 13B instead of the wiring 13 of the high-frequency circuit according to the first embodiment.
- the wiring 13B transmits high frequency power. Therefore, impedance matching is required for the wiring 13B as well as the wiring 12.
- the wiring 13B has a second wiring portion 13Ba and a second fine wiring portion 13Bb.
- the second wiring portion 13Ba is connected to the ground at a location (not shown).
- the second wiring portion 13Ba constitutes the high temperature side wiring portion.
- the second wiring portion 13Ba has a characteristic impedance equal to the impedance that serves as a matching reference for the impedance in the wiring 13B.
- the second fine wiring portion 13Bb constitutes the low temperature side wiring portion.
- the second fine wiring portion 13Bb has a thermal resistance higher than the thermal resistance of the chip resistor 15.
- the width of the second fine wiring portion 13Bb is narrower than the width of the second wiring portion 13Ba. That is, the cross-sectional area of the second fine wiring portion 13Bb is smaller than the cross-sectional area of the second wiring portion 13Ba.
- the second fine wiring portion 13Bb has a series inductive property due to the narrow width.
- the chip resistor 15 is electrically connected between the wiring 12 and the wiring 13B. Therefore, the wiring 13B is divided into a high temperature side 131 and a low temperature side 132 with the chip resistance 15 as a boundary corresponding to the high temperature side 121 and the low temperature side 122 of the wiring 12.
- the high frequency circuit can transfer the heat of the wiring unit 12a to the second wiring unit 13Ba via the chip resistor 15, and further transfer the heat transferred to the second wiring unit 13Ba to the ground side. can.
- the high frequency circuit according to the eleventh embodiment is arranged on the high temperature side 131 with the chip resistance 15 as a boundary, and has a second high temperature side wiring portion having a characteristic impedance equal to the impedance as an impedance matching reference in the wiring 13B. It includes a second low temperature side wiring portion which is arranged on the low temperature side 132 with the chip resistance 15 as a boundary and has a thermal resistance higher than the thermal resistance of the chip resistance 15. Therefore, the high frequency circuit can improve the heat dissipation of the wiring 12.
- the present disclosure may be free combination of each embodiment, modification of any component in each embodiment, or omission of any component in each embodiment. It is possible.
- a chip component having thermal conductivity and electrical insulation is connected between the first wiring in contact with the heat generating portion and the second wiring connected to the ground, thereby connecting the first wiring. It can improve heat dissipation and is suitable for use in high frequency circuits and the like.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Geometry (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Non-Reversible Transmitting Devices (AREA)
- Details Of Resistors (AREA)
Abstract
Description
実施の形態1に係る高周波回路について、図1及び図2を用いて説明する。図1は、実施の形態1に係る高周波回路の構成を示す図である。図2は、図1のII-II 矢視断面図である。
実施の形態2に係る高周波回路について、図3を用いて説明する。図3は、実施の形態2に係る高周波回路の構成を示す図である。
実施の形態3に係る高周波回路について、図4を用いて説明する。図4は、実施の形態3に係る高周波回路の構成を示す図である。
実施の形態4に係る高周波回路について、図5を用いて説明する。図5は、実施の形態4に係る高周波回路の構成を示す図である。
実施の形態5に係る高周波回路について、図6を用いて説明する。図6は、実施の形態5に係る高周波回路の構成を示す図である。
実施の形態6に係る高周波回路について、図7を用いて説明する。図7は、実施の形態6に係る高周波回路の構成を示す図である。
実施の形態7に係る高周波回路について、図8を用いて説明する。図8は、実施の形態7に係る高周波回路の構成を示す図である。
実施の形態8に係る高周波回路について、図9を用いて説明する。図9は、実施の形態8に係る高周波回路の構成を示す図である。
実施の形態9に係る高周波回路について、図10を用いて説明する。図10は、実施の形態9に係る高周波回路の構成を示す図である。
実施の形態10に係る高周波回路について、図11を用いて説明する。図11は、実施の形態10に係る高周波回路の構成を示す図である。
実施の形態11に係る高周波回路について、図12を用いて説明する。図12は、実施の形態11に係る高周波回路の構成を示す図である。
Claims (14)
- 基板の表面に設けられ、発熱部と接する第1配線と、
前記基板の表面に設けられ、グランド接続する第2配線と、
前記第1配線と前記第2配線との間に接続され、熱伝導性及び電気絶縁性を有するチップ部品とを備え、
前記第1配線は、
前記発熱部と前記チップ部品との間に配置され、前記第1配線におけるインピーダンスの整合基準となるインピーダンスと等しい特性インピーダンスを有する高温側配線部と、
前記チップ部品を境にして低温側に配置され、前記チップ部品の熱抵抗よりも高い熱抵抗を有する低温側配線部とを含む
ことを特徴とする高周波回路。 - 前記低温側配線部は、
前記高温側配線部の幅よりも狭い幅で形成され、直列誘導性を有する細配線部を含む
ことを特徴とする請求項1記載の高周波回路。 - 前記低温側配線部は、
前記細配線部の電力伝送方向下流側に配置され、並列容量性を有するスタブを含む
ことを特徴とする請求項2記載の高周波回路。 - 前記細配線部は、前記チップ部品の接続位置に配置される
ことを特徴とする請求項2記載の高周波回路。 - 前記低温側配線部は、
前記第1配線におけるインピーダンスの整合基準となるインピーダンスと等しい特性インピーダンスを有する長さで形成される中間配線部と、
前記中間配線部の電力伝送方向下流側に配置され、直列容量性を有する断線部とを含む
ことを特徴とする請求項1記載の高周波回路。 - 前記チップ部品を複数備え、
前記高温側配線部及び前記低温側配線部は、複数のチップ部品のうち、前記発熱部に最も近いチップ部品を境にして配置される
ことを特徴とする請求項1記載の高周波回路。 - 複数のチップ部品は、前記第1配線を境にして、一方側及び他方側において交互に配置される
ことを特徴とする請求項6記載の高周波回路。 - 前記低温側配線部は、
隣接したチップ部品間において、前記高温側配線部の幅よりも狭い幅で形成され、直列誘導性を有するチップ間細配線部を含む
ことを特徴とする請求項6記載の高周波回路。 - 前記基板の裏面に設けられるグランド配線と、
前記基板を貫通し、前記第2配線と前記グランド配線とを熱的に接続する複数のビアとを備え、
前記複数のビアは、前記チップ部品の接続位置を取り囲むように、前記第2配線に接続する
ことを特徴とする請求項1記載の高周波回路。 - 前記高温側配線部は、
前記第1配線におけるインピーダンスの整合基準となるインピーダンスと等しい特性インピーダンスを有するときの幅よりも広い幅を有する太配線部を含み、
前記低温側配線部は、
幅が前記太配線部の幅に応じて狭く形成される極細配線部を含む
ことを特徴とする請求項1記載の高周波回路。 - 前記低温側配線部は、
隣接したチップ部品間に配置され、直列誘導性を有するチップ間配線部を含み、
前記チップ間配線部は、
前記第1配線におけるインピーダンスの整合基準となるインピーダンスと等しい特性インピーダンスを有し、且つ、その隣接したチップ部品間の互いの寄生成分を打ち消す長さで、形成される
ことを特徴とする請求項6記載の高周波回路。 - 前記第2配線は、
前記チップ部品を境にして高温側に配置され、前記第2配線におけるインピーダンスの整合基準となるインピーダンスと等しい特性インピーダンスを有する第2高温側配線部と、
前記チップ部品を境にして低温側に配置され、前記チップ部品の熱抵抗よりも高い熱抵抗を有する第2低温側配線部とを含む
ことを特徴とする請求項1記載の高周波回路。 - 前記チップ部品は、チップ抵抗であって、
前記チップ抵抗の抵抗値は、前記高温側配線部の入力インピーダンスの値よりも大きい
ことを特徴とする請求項1から請求項12のうちのいずれか1項記載の高周波回路。 - 前記チップ部品は、チップコンデンサであって、
前記チップコンデンサの静電容量は、前記第1配線の静電容量よりも小さい
ことを特徴とする請求項1から請求項12のうちのいずれか1項記載の高周波回路。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/040165 WO2022091192A1 (ja) | 2020-10-27 | 2020-10-27 | 高周波回路 |
JP2022558624A JP7267511B2 (ja) | 2020-10-27 | 2020-10-27 | 高周波回路 |
GB2304927.3A GB2615426B (en) | 2020-10-27 | 2020-10-27 | High frequency circuit |
US18/185,627 US20230223363A1 (en) | 2020-10-27 | 2023-03-17 | High frequency circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/040165 WO2022091192A1 (ja) | 2020-10-27 | 2020-10-27 | 高周波回路 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US18/185,627 Continuation US20230223363A1 (en) | 2020-10-27 | 2023-03-17 | High frequency circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022091192A1 true WO2022091192A1 (ja) | 2022-05-05 |
Family
ID=81382153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2020/040165 WO2022091192A1 (ja) | 2020-10-27 | 2020-10-27 | 高周波回路 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20230223363A1 (ja) |
JP (1) | JP7267511B2 (ja) |
GB (1) | GB2615426B (ja) |
WO (1) | WO2022091192A1 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011139244A (ja) * | 2009-12-28 | 2011-07-14 | Kyocera Corp | 高周波モジュール |
JP2017204589A (ja) * | 2016-05-12 | 2017-11-16 | イリソ電子工業株式会社 | 放熱チップ及び放熱構造 |
JP2017215830A (ja) * | 2016-06-01 | 2017-12-07 | 株式会社デンソー | 電力変換装置、及び、これを用いた電動パワーステアリング装置 |
WO2018122920A1 (ja) * | 2016-12-26 | 2018-07-05 | 三菱電機株式会社 | 終端器 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4677404A (en) * | 1984-12-19 | 1987-06-30 | Martin Marietta Corporation | Compound dielectric multi-conductor transmission line |
US4670723A (en) * | 1985-03-18 | 1987-06-02 | Tektronix, Inc. | Broad band, thin film attenuator and method for construction thereof |
JP3121601B2 (ja) | 1989-04-12 | 2001-01-09 | 株式会社東芝 | 微粉砕装置 |
JPH03121601A (ja) * | 1989-10-04 | 1991-05-23 | Fujitsu Ltd | マイクロ波帯終端器 |
JPH03136403A (ja) * | 1989-10-20 | 1991-06-11 | Fujitsu Ltd | T型固定減衰器 |
JPH04290001A (ja) * | 1991-03-19 | 1992-10-14 | Toshiba Lighting & Technol Corp | 電子回路板 |
JPH07106759A (ja) * | 1993-09-30 | 1995-04-21 | Sony Corp | 薄膜多層基板 |
JPH07221509A (ja) * | 1994-02-01 | 1995-08-18 | Hitachi Ltd | マイクロ波帯終端器 |
JPH1141031A (ja) * | 1997-07-15 | 1999-02-12 | Mitsubishi Electric Corp | 電圧制御発振器 |
JP3136403B2 (ja) | 1998-10-06 | 2001-02-19 | 大塚化学株式会社 | 発泡剤粉末及びその製造方法 |
US6693939B2 (en) | 2001-01-29 | 2004-02-17 | Cymer, Inc. | Laser lithography light source with beam delivery |
JP2007306502A (ja) * | 2006-05-15 | 2007-11-22 | Japan Radio Co Ltd | マイクロストリップ線路終端器 |
JP2009021485A (ja) * | 2007-07-13 | 2009-01-29 | Mitsubishi Electric Corp | 電子部品装置 |
JP2009105480A (ja) * | 2007-10-19 | 2009-05-14 | Mitsubishi Electric Corp | 排熱回路および高出力増幅器 |
JP4882974B2 (ja) * | 2007-11-19 | 2012-02-22 | 三菱電機株式会社 | 高周波モジュール |
JP5083201B2 (ja) * | 2008-12-25 | 2012-11-28 | 三菱電機株式会社 | 高周波半導体増幅器 |
JP6495790B2 (ja) * | 2015-09-14 | 2019-04-03 | 株式会社東芝 | 断熱導波路及び無線通信装置 |
JP7221509B2 (ja) | 2016-04-27 | 2023-02-14 | クラシエホームプロダクツ株式会社 | 毛髪の洗浄及びコンディショニング用の組成物 |
US11345043B2 (en) | 2018-07-02 | 2022-05-31 | Flexiv Ltd. | Axial force sensor, robot gripper, and robot having the same |
-
2020
- 2020-10-27 GB GB2304927.3A patent/GB2615426B/en active Active
- 2020-10-27 WO PCT/JP2020/040165 patent/WO2022091192A1/ja active Application Filing
- 2020-10-27 JP JP2022558624A patent/JP7267511B2/ja active Active
-
2023
- 2023-03-17 US US18/185,627 patent/US20230223363A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011139244A (ja) * | 2009-12-28 | 2011-07-14 | Kyocera Corp | 高周波モジュール |
JP2017204589A (ja) * | 2016-05-12 | 2017-11-16 | イリソ電子工業株式会社 | 放熱チップ及び放熱構造 |
JP2017215830A (ja) * | 2016-06-01 | 2017-12-07 | 株式会社デンソー | 電力変換装置、及び、これを用いた電動パワーステアリング装置 |
WO2018122920A1 (ja) * | 2016-12-26 | 2018-07-05 | 三菱電機株式会社 | 終端器 |
Also Published As
Publication number | Publication date |
---|---|
US20230223363A1 (en) | 2023-07-13 |
GB2615426A (en) | 2023-08-09 |
GB2615426B (en) | 2024-04-10 |
GB202304927D0 (en) | 2023-05-17 |
JP7267511B2 (ja) | 2023-05-01 |
JPWO2022091192A1 (ja) | 2022-05-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9935352B2 (en) | Composite transmission line and electronic device | |
CN206976318U (zh) | 模块 | |
JP6929283B2 (ja) | 高周波用セラミックス基板および高周波用半導体素子収納パッケージ | |
US7872876B2 (en) | Multi-layered printed circuit board | |
US5543661A (en) | Semiconductor ceramic package with terminal vias | |
CN109659286A (zh) | 功率放大器模块 | |
CN105723508B (zh) | 半导体模块 | |
CN106952897A (zh) | 半导体装置及其制造方法 | |
US6184494B1 (en) | Printed circuit board having a heating element and heating method thereof | |
JP2022099537A (ja) | 光モジュール | |
TW540090B (en) | Bond wire tuning of RF power transistors and amplifiers | |
TW201503482A (zh) | 電子電路及電子機器 | |
CN112786573A (zh) | 交流电固态开关 | |
JP2011505077A (ja) | ジャンクションボックス | |
JP4756769B2 (ja) | 光モジュール | |
WO2022091192A1 (ja) | 高周波回路 | |
KR102404229B1 (ko) | 전자부품 모듈, 전자부품 유닛, 및 전자부품 모듈의 제조 방법 | |
TWI539873B (zh) | 具有撓曲電路之電子電路及包含該電子電路之電子設備 | |
CN113169130B (zh) | 布线基板、电子部件搭载用封装件以及电子装置 | |
JP4712948B2 (ja) | 半導体装置 | |
WO2020110491A1 (ja) | 高周波伝送装置及び高周波信号伝送方法 | |
TWI361028B (ja) | ||
CN214279945U (zh) | 碳化硅功率器件及电机控制设备 | |
WO2023195311A1 (ja) | 基板構造及びこれを備えた電動圧縮機 | |
TW201939683A (zh) | 功率模組組裝結構 |
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: 20959710 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2022558624 Country of ref document: JP Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 202304927 Country of ref document: GB Kind code of ref document: A Free format text: PCT FILING DATE = 20201027 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20959710 Country of ref document: EP Kind code of ref document: A1 |