KR100253708B1 - 반도체 패키지 및 그 제조방법 - Google Patents
반도체 패키지 및 그 제조방법 Download PDFInfo
- Publication number
- KR100253708B1 KR100253708B1 KR1019970061003A KR19970061003A KR100253708B1 KR 100253708 B1 KR100253708 B1 KR 100253708B1 KR 1019970061003 A KR1019970061003 A KR 1019970061003A KR 19970061003 A KR19970061003 A KR 19970061003A KR 100253708 B1 KR100253708 B1 KR 100253708B1
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- South Korea
- Prior art keywords
- chip
- lead
- polymer
- semiconductor package
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 59
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims description 19
- 229920000642 polymer Polymers 0.000 claims abstract description 36
- 239000002184 metal Substances 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 230000008054 signal transmission Effects 0.000 claims abstract description 3
- 238000000227 grinding Methods 0.000 claims description 9
- 229910000679 solder Inorganic materials 0.000 claims description 9
- 239000002390 adhesive tape Substances 0.000 claims description 7
- 238000005530 etching Methods 0.000 claims description 6
- 229920006336 epoxy molding compound Polymers 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229920005992 thermoplastic resin Polymers 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000001312 dry etching Methods 0.000 claims description 2
- 238000001039 wet etching Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000004148 unit process Methods 0.000 description 1
Images
Classifications
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- 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
- H01L24/93—Batch processes
- H01L24/94—Batch processes at wafer-level, i.e. with connecting carried out on a wafer comprising a plurality of undiced individual devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
- H01L2224/32—Structure, shape, material or disposition of the layer connectors after the connecting process of an individual layer connector
- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/32245—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/4826—Connecting between the body and an opposite side of the item with respect to the body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73201—Location after the connecting process on the same surface
- H01L2224/73215—Layer and wire connectors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Lead Frames For Integrated Circuits (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Abstract
Description
Claims (14)
- 적어도 하나의 반도체 칩, 상기 칩의 외부로의 신호 전달 경로를 이루는 다수개의 리드 및 상기 리드와 칩의 패드를 전기적으로 연결하는 금속 와이어를 포함하여 이루어지는 패키지로서,상기 반도체 칩은 그의 액티브 영역의 가장자리를 따라 소정 높이의 돌출부가 형성되고, 액티브 영역에는 다수의 패드가 배열되며, 상기 액티브 영역의 패드에 인접하게 리드의 일단부가 위치되어 금속 와이어에 의해 칩의 패드와 연결되고, 상기 리드의 타단부는 칩의 돌출부 높이까지 연장되며, 상기 칩의 돌출부에 의해 형성된 함몰부에 폴리머 중합체가 충진된 것을 특징으로 하는 리드 노출형 반도체 패키지.
- 제 1 항에 있어서, 상기 반도체 칩의 액티브 영역 가장자리를 따라 형성되는 돌출부는 액티브 영역을 소정 깊이로 에칭하는 것에 의하여 칩과 일체로 형성된 것을 특징으로 하는 반도체 패키지.
- 제 1 항에 있어서, 상기 반도체 칩의 액티브 영역 가장자리를 따라 형성되는 돌출부는 돌출부재를 접착제 또는 접착 테이프로 부착하는 것에 의하여 형성된 것을 특징으로 하는 반도체 패키지.
- 제 3 항에 있어서, 상기 돌출부재는 금속, 세라믹 또는 폴리머인 것을 특징으로 하는 반도체 패키지.
- 제 1 항에 있어서, 상기 리드가 접착 테이프에 의해 칩의 액티브 영역에 부착, 지지된 것을 특징으로 하는 반도체 패키지.
- 제 5 항에 있어서, 상기 접착 테이프는 열경화성 수지 또는 열가소성 수지로 폴리머 중합체인 것을 특징으로 하는 반도체 패키지.
- 제 1 항에 있어서, 상기 폴리머 중합체는 열경화성 수지 또는 열가소성 수지계열의 에폭시 몰딩 컴파운드인 것을 특징으로 하는 반도체 패키지.
- 제 1 항 내지 제 7 항 중 어느 한 항에 있어서, 폴리머 중합체의 표면으로 노출된 리드에는 실장을 위한 솔더 볼이 부착된 것을 특징으로 하는 반도체 패키지.
- 제 8 항에 있어서, 반도체 칩의 백면에는 칩의 정보를 마킹할 수 있는 마킹 필름이 부착된 것을 특징으로 하는 반도체 패키지.
- a) 웨이퍼 상태에서 각각의 다이가 형성될 위치에 소정 깊이의 함몰부를 형성한 후, 소자 제조 공정을 거쳐 상기 함몰부에 다이를 형성하는 단계;b) 이웃하는 다이의 경계를 이루는 돌출부에 리드 프레임의 평판을 부착하여 양쪽 다이의 패드에 인접하게 리드 프레임의 리드가 배치되도록 하는 단계;c) 상기 리드와 다이의 패드를 금속 와이어로 연결하는 단계;d) 상기 함몰부에 폴리머 중합체를 돔 형태로 충진하는 단계; 및e) 상기 폴리모 중합체의 상부로부터 리드 프레임의 평판 하부까지 그라인딩하여 리드 프레임의 리드 단부를 노출시킨 후, 각 다이의 돌출부를 경계로 소잉하여 단위 패키지로 분리하는 단계를 포함하는 것을 특징으로 하는 반도체 패키지 제조방법.
- 제 10 항에 있어서, e)단계 후 폴리머 중합체의 표면으로 노출된 리드에 실장을 위한 솔더 볼을 부착하는 단계를 더 포함하는 것을 특징으로 하는 반도체 패키지 제조방법.
- 제 11 항에 있어서, a)단계에서 함몰부는 다이 형성 위치를 건식 또는 습식 에칭하여 형성하는 것을 특징으로 하는 반도체 패키지 제조방법.
- 제 11 항에 있어서, a)단계에서 함몰부는 다이 형성 위치의 가장자리를 따라 소정 높이의 돌출부재를 접착제로 부착하여 형성하는 것을 특징으로 하는 반도체 패키지 제조방법.
- 제 11 항에 있어서, a)단계에서 함몰부의 형성과 동시에 이웃하는 함몰부와 경계를 이루는 돌출부에 함몰부의 깊이보다 깊은 절단홈부를 형성하여 폴리머 중합체의 그라인딩시 각각의 단위 패키지로 분리되도록 한 것을 특징으로 하는 반도체 패키지 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970061003A KR100253708B1 (ko) | 1997-11-19 | 1997-11-19 | 반도체 패키지 및 그 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970061003A KR100253708B1 (ko) | 1997-11-19 | 1997-11-19 | 반도체 패키지 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990040559A KR19990040559A (ko) | 1999-06-05 |
KR100253708B1 true KR100253708B1 (ko) | 2000-04-15 |
Family
ID=19525043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970061003A Expired - Fee Related KR100253708B1 (ko) | 1997-11-19 | 1997-11-19 | 반도체 패키지 및 그 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100253708B1 (ko) |
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1997
- 1997-11-19 KR KR1019970061003A patent/KR100253708B1/ko not_active Expired - Fee Related
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Publication number | Publication date |
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KR19990040559A (ko) | 1999-06-05 |
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