KR100751890B1 - 모듈화 리드프레임의 제조방법 - Google Patents
모듈화 리드프레임의 제조방법 Download PDFInfo
- Publication number
- KR100751890B1 KR100751890B1 KR1020040061847A KR20040061847A KR100751890B1 KR 100751890 B1 KR100751890 B1 KR 100751890B1 KR 1020040061847 A KR1020040061847 A KR 1020040061847A KR 20040061847 A KR20040061847 A KR 20040061847A KR 100751890 B1 KR100751890 B1 KR 100751890B1
- Authority
- KR
- South Korea
- Prior art keywords
- lead
- module
- leads
- sealing
- cavity
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 238000005476 soldering Methods 0.000 claims abstract description 7
- 239000005022 packaging material Substances 0.000 claims abstract description 3
- 239000004020 conductor Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 16
- 238000005538 encapsulation Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 4
- 239000008393 encapsulating agent Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 abstract description 9
- 239000004065 semiconductor Substances 0.000 abstract description 9
- 239000000047 product Substances 0.000 description 8
- 239000003566 sealing material Substances 0.000 description 6
- 229910000679 solder Inorganic materials 0.000 description 5
- 239000002994 raw material Substances 0.000 description 4
- 238000003908 quality control method Methods 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000088 plastic resin Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Images
Classifications
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- 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
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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
- H01L2224/26—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
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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
- H01L2224/4805—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
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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
- H01L2224/4826—Connecting between the body and an opposite side of the item with respect to the body
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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
- H01L2224/73—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
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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
- H01L2224/73—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
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73265—Layer and wire connectors
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- 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
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
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- 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
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
- H01L2924/1815—Shape
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
Description
Claims (3)
- (a) 다수의 금속재 블록 리드를 적어도 두 열로 배열시키는 제 1단계와;(b) 두 열로 배열된 다수의 금속재 블록 리드의 상단면을 제 1모듈의 내부면으로 덮어 붙이는 방식으로 끼우고, 리드의 하단면에 대해 적어도 하나의 선택면을 제2 모듈의 내부면으로 덮어 붙이는 방식으로 끼워서, 제 2모듈이 리드 열 각각의 리드 사이에 하나의 융기 돌출부를 형성하게 하여, 상기 돌출부의 단면은 제 1모듈의 내면과 가깝게 덮어서 두 개의 모듈 사이에 재료를 채우는 공동부가 형성되게 하는 제 2단계; 및(c) 두 개의 모듈사이에 형성된 재료를 채우는 공동부에 밀봉포장 원료의 주입작업을 진행하여, 모든 리드가 수지봉지재에 의해 봉장 및 고정되는 구조를 형성케 하며, 모든 리드의 적어도 하나의 상단면과 적어도 하나의 선택면을 외부로 노출시켜, 하단에 금속도선 접합 면과 납땜면을 형성하는 제 3단계를 포함하는 것을 특징으로 하는 모듈화 리드프레임의 제조방법.
- 제 1항에 있어서, 상기 리드프레임의 밀봉포장이 완성된 리드프레임 구조는 후속적으로 상단에 적어도 하나의 칩을 고정시키고 칩의 접점과 리드의 금속도선 접합 면 사이를 선택하여 적어도 하나의 금속도선을 봉합체의 공동부에서 금속도선 접합 접속 작업을 진행하며, 칩과 리드의 금속도선 접합이 끝난 후 봉합체의 공동부에서 선택적으로 제 2차 봉장작업 혹은 봉합물질로써 밀봉구조를 구성하는 단계를 더 포함하는 것을 특징으로 하는 모듈화 리드프레임의 제조방법.
- 제 1항에 있어서, 상기 각 리드는 나란하거나 혹은 서로 엇갈리는 비대칭 모양으로 배열되어 봉장작업이 진행되고, 제 2 모듈 내면에 덮인 각 리드 하단에는 적어도 하나의 선택면 위치가 있어 나란하거나 혹은 엇갈리게 배치되어 봉장작업이 진행되며, 상기 재료 채우는 공동부는 각 리드의 내/외측 및 아래 측에 위치하며, 봉합체가 각 리드에 대해 내측 고정부, 외측 고정부 및 측면 고정부를 형성하는 것을 특징으로 하는 모듈화 리드프레임의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040061847A KR100751890B1 (ko) | 2004-08-05 | 2004-08-05 | 모듈화 리드프레임의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020040061847A KR100751890B1 (ko) | 2004-08-05 | 2004-08-05 | 모듈화 리드프레임의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060013066A KR20060013066A (ko) | 2006-02-09 |
KR100751890B1 true KR100751890B1 (ko) | 2007-08-23 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020040061847A Expired - Fee Related KR100751890B1 (ko) | 2004-08-05 | 2004-08-05 | 모듈화 리드프레임의 제조방법 |
Country Status (1)
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KR (1) | KR100751890B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970030736A (ko) * | 1995-11-23 | 1997-06-26 | 이대원 | 리드프레임이 개선된 반도체 패키지 |
KR20020095053A (ko) * | 2001-06-11 | 2002-12-20 | 페어차일드코리아반도체 주식회사 | 열방출 능력이 개선된 전력용 모듈 패키지 및 그 제조 방법 |
JP2003007951A (ja) * | 2001-06-27 | 2003-01-10 | Matsushita Electric Ind Co Ltd | リードフレームおよび樹脂封止型半導体装置の製造方法 |
JP2003188332A (ja) * | 2001-12-14 | 2003-07-04 | Hitachi Ltd | 半導体装置およびその製造方法 |
-
2004
- 2004-08-05 KR KR1020040061847A patent/KR100751890B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970030736A (ko) * | 1995-11-23 | 1997-06-26 | 이대원 | 리드프레임이 개선된 반도체 패키지 |
KR20020095053A (ko) * | 2001-06-11 | 2002-12-20 | 페어차일드코리아반도체 주식회사 | 열방출 능력이 개선된 전력용 모듈 패키지 및 그 제조 방법 |
JP2003007951A (ja) * | 2001-06-27 | 2003-01-10 | Matsushita Electric Ind Co Ltd | リードフレームおよび樹脂封止型半導体装置の製造方法 |
JP2003188332A (ja) * | 2001-12-14 | 2003-07-04 | Hitachi Ltd | 半導体装置およびその製造方法 |
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Publication number | Publication date |
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KR20060013066A (ko) | 2006-02-09 |
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