WO2004102653A1 - 半導体装置およびインターポーザー - Google Patents
半導体装置およびインターポーザー Download PDFInfo
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- WO2004102653A1 WO2004102653A1 PCT/JP2004/005353 JP2004005353W WO2004102653A1 WO 2004102653 A1 WO2004102653 A1 WO 2004102653A1 JP 2004005353 W JP2004005353 W JP 2004005353W WO 2004102653 A1 WO2004102653 A1 WO 2004102653A1
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- semiconductor
- semiconductor device
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- test
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- H—ELECTRICITY
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- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P74/00—Testing or measuring during manufacture or treatment of wafers, substrates or devices
- H10P74/27—Structural arrangements therefor
- H10P74/273—Interconnections for measuring or testing, e.g. probe pads
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W74/00—Encapsulations, e.g. protective coatings
- H10W74/10—Encapsulations, e.g. protective coatings characterised by their shape or disposition
- H10W74/111—Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed
- H10W74/114—Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed by a substrate and the encapsulations
- H10W74/117—Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed by a substrate and the encapsulations the substrate having spherical bumps for external connection
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- H10W90/00—Package configurations
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
- H10W72/29—Bond pads specially adapted therefor
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- H10W72/00—Interconnections or connectors in packages
- H10W72/50—Bond wires
- H10W72/531—Shapes of wire connectors
- H10W72/536—Shapes of wire connectors the connected ends being ball-shaped
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- H10W72/00—Interconnections or connectors in packages
- H10W72/50—Bond wires
- H10W72/531—Shapes of wire connectors
- H10W72/5363—Shapes of wire connectors the connected ends being wedge-shaped
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- H10W72/00—Interconnections or connectors in packages
- H10W72/50—Bond wires
- H10W72/59—Bond pads specially adapted therefor
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/851—Dispositions of multiple connectors or interconnections
- H10W72/853—On the same surface
- H10W72/865—Die-attach connectors and bond wires
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/851—Dispositions of multiple connectors or interconnections
- H10W72/874—On different surfaces
- H10W72/884—Die-attach connectors and bond wires
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- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/931—Shapes of bond pads
- H10W72/934—Cross-sectional shape, i.e. in side view
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- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/951—Materials of bond pads
- H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu
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- H10W74/00—Encapsulations, e.g. protective coatings
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W74/00—Encapsulations, e.g. protective coatings
- H10W74/10—Encapsulations, e.g. protective coatings characterised by their shape or disposition
- H10W74/15—Encapsulations, e.g. protective coatings characterised by their shape or disposition on active surfaces of flip-chip devices, e.g. underfills
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
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- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
- H10W90/271—Configurations of stacked chips the chips having passive surfaces facing each other, i.e. in a back-to-back arrangement
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- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
- H10W90/28—Configurations of stacked chips the stacked chips having different sizes, e.g. chip stacks having a pyramidal shape
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- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
- H10W90/284—Configurations of stacked chips characterised by structural arrangements for measuring or testing
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- H10W90/00—Package configurations
- H10W90/20—Configurations of stacked chips
- H10W90/291—Configurations of stacked chips characterised by containers, encapsulations, or other housings for the stacked chips
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/721—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors
- H10W90/722—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bump connectors between stacked chips
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/732—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between stacked chips
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- H—ELECTRICITY
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
- H10W90/734—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked insulating package substrate, interposer or RDL
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- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
- H10W90/754—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked insulating package substrate, interposer or RDL
Definitions
- the present invention relates to a semiconductor device provided with a test pad for testing characteristics of a semiconductor element to be incorporated, and an interposer.
- a semiconductor device for example, as disclosed in Japanese Patent Application Laid-Open No. 2002-151644, a plurality of semiconductor elements or a plurality of semiconductor devices are incorporated in one semiconductor device. There are products, ie stack semiconductor devices.
- the stacked semiconductor device 1 shown in FIG. 10 has a structure called a multi-chip package or a die stack.
- the semiconductor elements 10 are stacked on the substrate 12, each semiconductor element 10 is connected to the connection electrode 13 provided on the substrate 12 by wire bonding, and one side of the substrate 12 is sealed by the sealing resin 14.
- the side semiconductor element mounting surface side
- solder balls 16 are bonded to the mounting surface of the substrate 12.
- the stacked semiconductor device 2 shown in FIG. 11 has a structure called a package stack.
- a plurality of semiconductor devices 11 each having a semiconductor element 10 mounted on a substrate 12 by a flip chip are stacked, and each semiconductor device 11 is electrically connected through a solder pole 18 between the substrates 12. It has been.
- the stack semiconductor device 1 having a multi-chip package or a die stack structure shown in FIG. 10 has an advantage that a plurality of semiconductor elements 10 can be compactly stored in one stack semiconductor device 1. There is.
- the semiconductor element 10 in the-part is defective. Even in such a case, there is a problem that the product 1 is determined to be defective as a whole, and the non-defective semiconductor element 10 is also discarded.
- the semiconductor element 10 may be mounted on the substrate 12 after testing each semiconductor element 10 in advance to determine the quality.
- the semiconductor device 11 in which the semiconductor element 10 is mounted on the substrate 12 is individually tested in advance to determine whether the semiconductor device is non-defective.
- a method is possible in which a product 2 is obtained by stacking a plurality of items 1 and 1 alone.
- An object of the present invention is to make it possible to easily perform a characteristic test of a semiconductor device to be incorporated without requiring a special test device, and to improve product yield by mounting only a good semiconductor device.
- An object of the present invention is to provide a semiconductor device which can be manufactured using existing equipment and can minimize manufacturing costs.
- Another object of the present invention is to make it possible to easily perform a characteristic test of a semiconductor device to be incorporated without requiring a special test device, and to reduce a product yield by mounting only a good semiconductor device. It is an object of the present invention to provide an interposer that can be improved and can manufacture a semiconductor device by using existing equipment, thereby minimizing a manufacturing cost.
- connection pad for wire bonding is arranged in a peripheral region of an electrode terminal forming surface of a semiconductor element
- a test pad for testing a semiconductor element is arranged in an inner region of the electrode terminal formation surface surrounded by the peripheral region,
- a plurality of rewiring patterns extend from the peripheral region to the inner region of the electrode terminal forming surface, and each rewiring pattern includes an individual electrode terminal and a corresponding connection pad and test pad.
- a semiconductor device characterized by connecting
- test pads are arranged in an array in the inner region.
- the electrode terminal is exposed from an opening of the protective insulating layer covering the electrode terminal forming surface, and the rewiring pattern is formed on the protective insulating layer.
- the connection pad extending above and connected to the electrode terminal via the opening, further covering the rewiring pattern and the protective insulating layer with an insulating layer, and connecting to the rewiring pattern and the test The pad is exposed from the opening of the insulating layer.
- one or more of the above semiconductor devices are stacked as element semiconductor devices, or one or more of the element semiconductor devices and semiconductor elements are stacked and mounted on a wiring board.
- connection pad of the element semiconductor device and the connection electrode of the wiring board are connected by wire bonding
- connection pad for wire bonding connected to the wiring board is arranged in a peripheral region of one surface of the interposer on which the semiconductor element is mounted,
- a test pad for testing a semiconductor device is arranged in an inner area on the one side or the other side inside the peripheral area,
- An interposer wherein a plurality of rewiring patterns extend from the peripheral area to the inner area, and each rewiring pattern connects a corresponding connection pad and a test pad. Is provided.
- test pads are arranged in an array in the inner region.
- a semiconductor module in which one or a plurality of the semiconductor elements are stacked on a surface of the interposer opposite to a surface on which the test pad is arranged is mounted on a wiring board.
- connection pad of the interposer and the connection electrode of the wiring board are connected by wire bonding
- a semiconductor module in which the surface on which the test pad is formed is exposed and the semiconductor element mounting surface of the interposer is resin-sealed may be mounted on the wiring board.
- FIG. 2 is a cross-sectional view illustrating a positional relationship among a connection pad, a test pad, and an electrode terminal of the semiconductor device according to the first invention.
- 3A to 3H are cross-sectional views showing the steps of manufacturing the semiconductor device according to the first invention.
- FIG. 4 is a cross-sectional view showing a configuration example of the semiconductor device according to the first invention.
- FIG. 5 is a cross-sectional view showing another configuration example of the semiconductor device according to the first invention.
- FIG. 6 is a cross-sectional view showing still another configuration example of the semiconductor device according to the first invention.
- FIG. 7 is a cross-sectional view showing a configuration example of a semiconductor device using the interposer according to the second invention.
- FIG. 8 is a sectional view showing another configuration example of the semiconductor device using the interposer according to the second invention.
- FIG. 9 shows a semiconductor device using the interposer according to the second invention. It is sectional drawing which shows another example of a structure.
- FIG. 10 is a cross-sectional view illustrating a configuration example of a conventional semiconductor device.
- FIG. 11 is a cross-sectional view showing another configuration example of the conventional semiconductor device. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a plan view showing an embodiment of a semiconductor device according to the first invention, and shows a configuration example of a characteristic electrode terminal formation surface.
- the illustrated semiconductor device 20 is obtained by collectively forming a wiring pattern on an electrode terminal forming surface of a semiconductor wafer and then dicing the semiconductor wafer into individual semiconductor elements.
- connection pads 22 are provided in a row in a peripheral area of the electrode terminal formation surface of the semiconductor element 10, and a test pad 24 is arranged in a plurality of rows in an inner area surrounded by the peripheral area. It is arranged in a shape.
- the test pad 24 is used for connection with a test device when performing a characteristic test of the semiconductor device 10. As will be described later, the individual test pads 24 are connected to the respective semiconductor elements 10 via the same rewiring patterns as described above. Connected to individual electrode terminals.
- connection pads 22 are arranged in a line at a high density with a minimum possible plane dimension for wire bonding.
- a large area is left unused inside the peripheral area where the connection pads 22 are arranged.
- the test pad 24 can be arranged at a large plane size and at a wide interval by effectively utilizing the inner region having the large area.
- the connection pads 22 must be arranged in a single row or in a double row.
- the test pads 24 unrelated to the wire bonding can be arranged in an array of a plurality of rows, so that all of the large area of the inner region can be used. This is also extremely advantageous in increasing the plane dimensions and spacing of the test pad 24.
- the semiconductor device can be mounted without the need for a dedicated test device equipped with a socket having a special probe. 10 characteristic tests can be performed.
- FIG. 2 is a cross-sectional view of the semiconductor device 20 shown in FIG. 1 and shows an arrangement relationship between the connection pads 22, the test pads 24, and the electrode terminals 26.
- the electrode terminal 26 is formed as an aluminum pad on the electrode terminal formation surface 10 S of the semiconductor element 10.
- the electrode terminal formation surface 10 S of the semiconductor element 10 is entirely covered with a protective insulating layer 28 except for the electrode terminal 26, and a rewiring pattern 30 is formed on the surface of the protective insulating layer 28. Further, the insulating layer 32 is coated thereon.
- the connection pad 22 and the test pad 24 are directly formed at predetermined locations on the rewiring pattern 30 and are exposed through the through holes of the insulating layer 32.
- the rewiring pattern 30 is connected from the electrode terminal 26 to the protective insulating layer. 28 extends to the peripheral region and the internal region of the semiconductor element 10 respectively. In the peripheral region, one end 30a is connected to the connection pad 22. In the internal region, the other end 30b is connected to the test pad. Connected to the mode 24.
- connection pad 22 By drawing one end 30a of the rewiring pattern 30 from the electrode terminal 26 to the peripheral area and connecting it to the connection pad 22, the wire bonding to the connection pad 22 is facilitated and the test is performed at the same time. A wide inner area where the pads 24 are arranged is secured.
- test pads 24 are arranged in an array, the rewiring patterns 30 connecting the connection pads 22 and the test pads are arranged so as not to interfere with each other. There is a need.
- the arrangement of the test pads 24 need not be limited to the array shape shown in the present embodiment, but can be arbitrarily arranged.
- the positions of the electrode terminals 26 are shown as being arranged in a line in a region near the periphery of the electrode terminal formation surface 10 S.
- the arrangement of the electrode terminals in the semiconductor device of the present invention is not limited to this. Need not be limited to
- the peripheral region of the electrode terminal formation surface can be obtained.
- the configuration of the present invention can be applied in which the connection pad 22 is disposed on the inner side and the test pad 24 is disposed on the inner region.
- 3A to 3H are cross-sectional views illustrating an example of the manufacturing process of the semiconductor device according to the present invention.
- FIG. 3A is a cross-sectional view showing a part of the semiconductor wafer 10a.
- the electrode terminal forming surface 10S is covered with a protective insulating layer 28 except for the electrode terminal 26 made of aluminum pad. Have been.
- a passivation film that covers the electrode terminal formation surface 10S of the semiconductor wafer 10a may be used as it is, or may have a protective action and an insulating action.
- a resin film such as polyimide may be further coated on the passivation film.
- a power supply layer 27 is formed on the entire upper surface of the wafer 10a (the upper surface of the protective insulating layer 28, the wall surface of the opening 26a exposing the electrode terminals 26, and the upper surface of the electrode terminals 26). .
- the plating power supply layer 27 is composed of, for example, a chromium layer, a copper layer, or the like.
- a photo resist pattern 29 is used as a plating mask on a portion of the plating power supply layer 27 other than the portion where the rewiring pattern 30 is to be formed. Is formed.
- electrolytic copper plating is performed using the plating power supply layer 27, and the electrolytic copper plating layer 31 is formed on the plating power supply layer 27 not covered by the mask 29.
- the obtained electrolytic copper plating layer 31 is a continuous conductive layer from the surface of the electrode terminal 26 exposed in the opening 26 a to the protective insulating layer 28 through the wall surface of the opening 26 a.
- the photoresist pattern 29 used as a plating mask is removed, and the underlying power supply layer 27 is exposed, and then the power supply By lightly etching with an etching solution for etching the metal constituting the metal, only the exposed plating power supply layer 27 is selectively removed. As a result, the rewiring pattern 30 is formed only at a predetermined portion.
- the plating power supply layer 27 may be at least a temporary conductive layer that can supply a plating current at the start of plating, and is formed as an extremely thin film by a sputter or the like as described above. Easy by etching Is removed. On the other hand, the electrolytic copper plating layer 31 is formed to a sufficient thickness in consideration of the removal allowance by the light etching in order to form the permanent rewiring pattern 30 and is thin. Only the plating power supply layer 27 can be selectively removed.
- a photosensitive resin film 32 2 ′ such as a photosensitive polyimide is applied to cover the entire surface of the semiconductor substrate 10 a on which the rewiring pattern 30 is formed.
- an opening 22 a is formed at a site where a connection pad is to be formed, and an opening 24 a is formed at a site where a test pad is to be formed. Open each a.
- the connection wiring is provided in the opening 22 a and the opening 24 by performing electrolytic nickel plating and electrolytic gold plating using the rewiring pattern 30 as a plating power supply layer. 22 and test pad 24 are formed.
- each of the plurality of rewiring patterns 30 extending from the peripheral region to the inner region of the electrode terminal formation surface 10S allows the individual electrode terminals 26 and the corresponding connection.
- the structure of the present invention in which the pad 22 and the test pad 24 are connected is obtained.
- the above manufacturing process can be easily performed with existing manufacturing equipment without the need for special equipment such as special test equipment, according to the conventional method used to form a rewiring pattern of a semiconductor wafer. be able to.
- the individual semiconductor elements 1 Obtained by dicing every 0.
- the resulting semiconductor device 20 has a so-called chip size pattern. It is a package.
- the semiconductor device 20 is provided with the test pad 24, only a good product can be mounted on a product after a characteristic test is completed in advance. Using the test pad 24, required inspections such as high frequency characteristics can be performed.
- the semiconductor device 20 includes the connection pad 22 for wire bonding, the semiconductor device 20 can be mounted on a wiring board by the same wire bonding as a conventional semiconductor device.
- a semiconductor device 25 X shown in FIG. 4 is an example in which the semiconductor device (chip size package) 20 of FIG. 1 is mounted on a wiring board 40. After bonding to the mounting surface of the wiring board 40 in exactly the same manner as the conventional chip size package, the connection pad 22 of the semiconductor device 20 is connected to the connection electrode 42 of the wiring board 40 by wire bonding. Next, sealing is performed with a sealing resin 36.
- 34 is a bonding wire
- 44 is an external connection terminal such as a solder pole.
- the semiconductor device 25Y shown in FIG. 5 is an example in which conventional semiconductor devices 20a and 20b and the above-described semiconductor device 20 of the present invention are stacked and mounted on a wiring board 40.
- the conventional semiconductor elements 20a and 20b are arranged at the lowermost stage (the side closer to the wiring board 40) and the uppermost stage, and the semiconductor device 20 of the present invention is arranged at the middle stage sandwiched between them. Placed. Since the semiconductor device 20 of the present invention is formed in a chip size, the semiconductor device 20 is stacked on the wiring board 40 in the same manner as the conventional semiconductor devices 20a and 20b. be able to.
- connection by wire bonding between the semiconductor elements 20a and 20b and the semiconductor device 20 and the connection electrode 42 of the wiring board 40 is performed by the same method as that of the conventional semiconductor device. This can be done with equipment.
- the semiconductor device 20 of the present invention After testing and judging pass / fail, only good products can be mounted
- the yield at the stage of manufacturing the completed semiconductor device 25X, 25Y can be greatly improved.
- a semiconductor device 20 of the present invention which can test only a semiconductor element in a middle stage among semiconductor elements stacked and mounted is formed. Test pads for all mounted semiconductor elements according to the present invention
- the semiconductor device 20 having the semiconductor device 20 of the present invention can be provided by providing a test pad only to the semiconductor element which needs to be subjected to a characteristic test in advance. It is effective from the aspect of.
- the semiconductor device 20 of the present invention having the test pad 24 can be formed in the same chip size as a normal semiconductor element without the test pad 24. Can be made compact as well.
- the semiconductor device 20 of the present invention can be used in various forms.
- a semiconductor module 25M including the semiconductor device 20 of the present invention is mounted on a wiring board 40 on which a semiconductor element 20e is mounted in advance by flip-chip connection. It is an example.
- the semiconductor module 25M is a conventional semiconductor device having no test pad provided on the back surface (the surface opposite to the electrode terminal forming surface) of the semiconductor device 20 of the present invention provided with the test pad 24. After the semiconductor elements 20c and 20d are stacked and mounted, and the electrodes 21 provided on the back side of the semiconductor device 20 are connected by wire bonding, the sealing resin is formed.
- the mounting of the semiconductor module 25M on the wiring board 40 is performed by bonding the surface of the semiconductor module 25M on the sealing resin side to the upper surface of the semiconductor element 20e bonded on the wiring board 40. Do better.
- Mounted semiconductor module 25 Connection pad 22 for 5 M semiconductor device 20 and wiring board The semiconductor device 25 Z is completed by connecting the connection electrode 42 with the connection electrode 42 by wire bonding and sealing with a sealing resin 36.
- the semiconductor device 20 of the present invention can be used not only as a single unit but also in combination with a plurality of semiconductor devices 20 or in combination with a normal semiconductor element. Since the semiconductor device 20 of the present invention is formed in a chip size, it can be easily used in combination with a normal semiconductor element.
- the semiconductor device of the present invention can be tested for characteristics in advance and only a good product can be incorporated into a product, the yield of the product is improved, and as a result, the manufacturing cost is reduced.
- the formation of test pads and connection pads on the electrode terminal formation surface of a semiconductor device can be easily performed at low cost by the conventional process of forming a rewiring pattern on a semiconductor wafer. Thus, the overall manufacturing cost can be reduced.
- required characteristics can be tested in advance and mounted, so that waste can be reduced and manufacturing costs can be effectively reduced.
- FIG. 7 shows a semiconductor device 5 using the interposer according to the second invention.
- the semiconductor device 55 X includes a semiconductor module 55 M including the interposer 50 of the present invention on a normal wiring board 41 on which a normal (no test pad) semiconductor element 20 e is mounted in advance by wire bonding connection. It is equipped with.
- the interposer 50 of the present invention includes a connection pad 52 for wire bonding and a test pad 54 for testing semiconductor element characteristics on the same surface.
- Test pad 54 is the corresponding connection pad 52 And a rewiring pattern (not shown).
- the interposer 50 is, for example, a normal printed wiring board. It is desirable that the connection pad 52 and the test pad 54 be plated with metal.
- the semiconductor module 55 M is provided with ordinary semiconductor elements 50 c and 50 d on the back surface of the interposer 50 (the surface opposite to the surface on which the connection pad 52 and the test pad 54 are provided).
- the semiconductor elements 50c and 50d are connected to the electrodes 51 provided on the back side of the interposer 50 by wire bonding, and then sealed with a sealing resin 56. It is formed.
- the electrodes 51 of the interposer 50 are individually connected to the corresponding connection pads 52, and are connected to the test pads 54 via the connection pads 52. Thus, the characteristic test of the semiconductor elements 50c and 50d can be easily performed via the test pad 54 of the interposer 50.
- the mounting of the semiconductor module 55M on the wiring board 41 is performed by bonding the surface of the semiconductor module 55M on the sealing resin side to the upper surface of the semiconductor element 20e bonded on the wiring board 41. Do better.
- the mounted semiconductor module 55 The connection pad 52 of the interposer 50 of the present invention of 5 M and the connection electrode 42 of the wiring board 41 are connected by wire bonding, and the sealing resin 36 is used.
- the semiconductor device 55 X is completed. Of the semiconductor elements 50 c, 50 d, and 20 e constituting the semiconductor device 55 X, the semiconductor devices 50 c and 50 d are formed.
- the semiconductor module 55M In the state of the semiconductor module 55M, the quality has already been determined by the characteristic test, and the semiconductor module 55M that is equipped with only a good product can be used.Therefore, there is a possibility that the nonconforming product may be mixed. And only the semiconductor element 20 e. Therefore, the yield is improved as compared with the conventional semiconductor device of the same type. Further, the semiconductor elements are connected by wire bonding, and the package does not become extremely large unlike the case where the semiconductor elements are connected using solder poles.
- the number of semiconductor elements to be incorporated is not limited to this, and may be one or three. It is possible even with the above «
- the semiconductor device 55Y shown in FIG. 8 has the same basic component configuration as the semiconductor device 55X of FIG. 7, but each of the semiconductor elements 50c and 20e is an interface of the present invention.
- the flip chip is connected to the poser 50 and the wiring board 41.
- a known method can be used as the flip chip connection method.
- a method in which a stud bump 58 formed in advance on the semiconductor elements 50 c and 20 e is joined by a solder (not shown) formed in advance on the wiring board 41 to use a flip-chip connection method is used.
- a solder not shown
- the size can be further reduced as compared with the example of FIG.
- connection pad 52 and the test pad 54 are provided on the same surface of the interposer 50 of the present invention, but the arrangement surface of the connection pad and the test pad in the present invention is provided. Need not be limited to the same plane.
- the interposer 60 of the present invention has a connection pad 52 and a terminal for connecting a semiconductor element (not shown) on one surface (the upper surface in the drawing).
- Test pads 54 are provided on the other surface (the lower surface in the figure).
- the test pad 54 is connected to the corresponding connection pad 52 by a rewiring pattern (not shown).
- the semiconductor element 50 c is connected to the semiconductor element connection terminal on the above one surface (upper surface) of the interposer 60 by flip chip connection. Is done. As a result, a semiconductor module including the interposer 60 and the semiconductor element 50c is obtained. Testing of Interposer 60 The semiconductor element 50c is subjected to a characteristic test via the pad 54 to determine whether or not the semiconductor element 50c is good, and only the semiconductor module incorporating the good semiconductor element 50c is used in the next step.
- the normal semiconductor substrate 20e on which a normal (no test pad) semiconductor element 20e is mounted in advance by flip-chip connection is attached to the normal semiconductor module (6). 0 + 50 c).
- the interposer 60 of the present invention and the wiring board 41 are connected with the bonding wires 34 and then sealed with the sealing resin 36, thereby completing the semiconductor device 55Z.
- the semiconductor device and the interposer of the present invention are provided with a test pad for testing the characteristics of the semiconductor element, a pass / fail judgment is made in advance by a test, and only non-defective products can be mounted. It is possible to prevent the occurrence of product defects due to the installation of the device, thereby improving the product yield.
- the semiconductor device of the present invention is formed in a chip size, a compact semiconductor device can be obtained by mounting the same as a normal semiconductor element.
- the semiconductor device of the present invention can be easily mounted by stacking a plurality of them or by stacking with a normal semiconductor element. Therefore, various types of semiconductor devices can be provided.
Landscapes
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Wire Bonding (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Semiconductor Integrated Circuits (AREA)
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/521,195 US7342248B2 (en) | 2003-05-15 | 2004-04-15 | Semiconductor device and interposer |
| JP2005506154A JPWO2004102653A1 (ja) | 2003-05-15 | 2004-04-15 | 半導体装置およびインターポーザー |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003136863 | 2003-05-15 | ||
| JP2003-136863 | 2003-05-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2004102653A1 true WO2004102653A1 (ja) | 2004-11-25 |
| WO2004102653A8 WO2004102653A8 (ja) | 2005-01-27 |
Family
ID=33447236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/005353 Ceased WO2004102653A1 (ja) | 2003-05-15 | 2004-04-15 | 半導体装置およびインターポーザー |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7342248B2 (ja) |
| JP (1) | JPWO2004102653A1 (ja) |
| WO (1) | WO2004102653A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007516616A (ja) * | 2003-12-17 | 2007-06-21 | チップパック,インク. | ダイの上にスタックされたインバーテッドパッケージを有するマルチチップパッケージモジュール |
| JP4919103B2 (ja) * | 2005-08-25 | 2012-04-18 | マイクロン テクノロジー, インク. | ランドグリッドアレイ半導体装置パッケージ、同パッケージを含む組み立て体、および製造方法 |
| JP2014522115A (ja) * | 2011-07-27 | 2014-08-28 | マイクロン テクノロジー, インク. | 半導体ダイ組立体、半導体ダイ組立体を含む半導体デバイス、半導体ダイ組立体の製作方法 |
| US9711494B2 (en) | 2011-08-08 | 2017-07-18 | Micron Technology, Inc. | Methods of fabricating semiconductor die assemblies |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6297548B1 (en) | 1998-06-30 | 2001-10-02 | Micron Technology, Inc. | Stackable ceramic FBGA for high thermal applications |
| JP4865197B2 (ja) | 2004-06-30 | 2012-02-01 | ルネサスエレクトロニクス株式会社 | 半導体装置およびその製造方法 |
| SG142321A1 (en) | 2008-04-24 | 2009-11-26 | Micron Technology Inc | Pre-encapsulated cavity interposer |
| JP2009277698A (ja) * | 2008-05-12 | 2009-11-26 | Nec Electronics Corp | 電子部品及びその製造方法 |
| US20100133534A1 (en) * | 2008-12-03 | 2010-06-03 | Byung Tai Do | Integrated circuit packaging system with interposer and flip chip and method of manufacture thereof |
| JP2011249366A (ja) * | 2010-05-21 | 2011-12-08 | Panasonic Corp | 半導体装置及びその製造方法 |
| KR20120002761A (ko) * | 2010-07-01 | 2012-01-09 | 삼성전자주식회사 | 반도체 장치의 패드 배치 방법, 이를 이용한 반도체 메모리 장치 및 그를 탑재한 프로세싱 시스템 |
| KR20120110451A (ko) * | 2011-03-29 | 2012-10-10 | 삼성전자주식회사 | 반도체 패키지 |
| JP6706520B2 (ja) * | 2016-03-24 | 2020-06-10 | シナプティクス・ジャパン合同会社 | 半導体集積回路チップ及び半導体集積回路ウェーハ |
| US20190013251A1 (en) * | 2017-07-10 | 2019-01-10 | International Business Machines Corporation | Non-destructive testing of integrated circuit chips |
| US10734296B2 (en) * | 2018-12-28 | 2020-08-04 | Micron Technology, Inc. | Electrical device with test pads encased within the packaging material |
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| JP2000138104A (ja) * | 1998-08-26 | 2000-05-16 | Yazaki Corp | 回路保護素子の検査構造 |
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- 2004-04-15 JP JP2005506154A patent/JPWO2004102653A1/ja active Pending
- 2004-04-15 WO PCT/JP2004/005353 patent/WO2004102653A1/ja not_active Ceased
- 2004-04-15 US US10/521,195 patent/US7342248B2/en not_active Expired - Fee Related
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| JPH07122603A (ja) * | 1993-10-27 | 1995-05-12 | Nippon Steel Corp | 半導体装置のテスト方法及びテスト用電極パッドが形成された半導体装置 |
| JP2003084042A (ja) * | 2001-09-12 | 2003-03-19 | Hitachi Ltd | 半導体装置及びその検査装置 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007516616A (ja) * | 2003-12-17 | 2007-06-21 | チップパック,インク. | ダイの上にスタックされたインバーテッドパッケージを有するマルチチップパッケージモジュール |
| JP4919103B2 (ja) * | 2005-08-25 | 2012-04-18 | マイクロン テクノロジー, インク. | ランドグリッドアレイ半導体装置パッケージ、同パッケージを含む組み立て体、および製造方法 |
| US9355992B2 (en) | 2005-08-25 | 2016-05-31 | Micron Technology, Inc. | Land grid array semiconductor device packages |
| JP2014522115A (ja) * | 2011-07-27 | 2014-08-28 | マイクロン テクノロジー, インク. | 半導体ダイ組立体、半導体ダイ組立体を含む半導体デバイス、半導体ダイ組立体の製作方法 |
| US9379091B2 (en) | 2011-07-27 | 2016-06-28 | Micron Technology, Inc. | Semiconductor die assemblies and semiconductor devices including same |
| US9711494B2 (en) | 2011-08-08 | 2017-07-18 | Micron Technology, Inc. | Methods of fabricating semiconductor die assemblies |
Also Published As
| Publication number | Publication date |
|---|---|
| US20050258853A1 (en) | 2005-11-24 |
| US7342248B2 (en) | 2008-03-11 |
| JPWO2004102653A1 (ja) | 2006-07-13 |
| WO2004102653A8 (ja) | 2005-01-27 |
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