KR100206910B1 - 반도체 패키지의 디플래쉬 방법 - Google Patents
반도체 패키지의 디플래쉬 방법 Download PDFInfo
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- KR100206910B1 KR100206910B1 KR1019960021532A KR19960021532A KR100206910B1 KR 100206910 B1 KR100206910 B1 KR 100206910B1 KR 1019960021532 A KR1019960021532 A KR 1019960021532A KR 19960021532 A KR19960021532 A KR 19960021532A KR 100206910 B1 KR100206910 B1 KR 100206910B1
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- thin film
- lead
- flash
- compound
- semiconductor package
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07
- H01L21/4814—Conductive parts
- H01L21/4821—Flat leads, e.g. lead frames with or without insulating supports
- H01L21/4835—Cleaning, e.g. removing of solder
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
- H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
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- 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
- H01L23/49503—Lead-frames or other flat leads characterised by the die pad
- H01L23/4951—Chip-on-leads or leads-on-chip techniques, i.e. inner lead fingers being used as die pad
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- 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
- H01L2224/3201—Structure
- H01L2224/32012—Structure relative to the bonding area, e.g. bond pad
- H01L2224/32014—Structure relative to the bonding area, e.g. bond pad the layer connector being smaller than the bonding area, e.g. bond pad
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- 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
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- 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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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
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- H01L2224/45001—Core members of the connector
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- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
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- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
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- 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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- 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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- H01L2224/91—Methods for connecting semiconductor or solid state bodies including different methods provided for in two or more of groups H01L2224/80 - H01L2224/90
- H01L2224/92—Specific sequence of method steps
- H01L2224/922—Connecting different surfaces of the semiconductor or solid-state body with connectors of different types
- H01L2224/9222—Sequential connecting processes
- H01L2224/92242—Sequential connecting processes the first connecting process involving a layer connector
- H01L2224/92247—Sequential connecting processes the first connecting process involving a layer connector the second connecting process involving a wire connector
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- 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
- H01L24/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L24/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
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- 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
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- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/00014—Technical content checked by a classifier the subject-matter covered by the group, the symbol of which is combined with the symbol of this group, being disclosed without further technical details
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- 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
- H01L2924/01—Chemical elements
- H01L2924/01078—Platinum [Pt]
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- H01L2924/01079—Gold [Au]
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- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Lead Frames For Integrated Circuits (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
Description
Claims (9)
- 몰딩공정에서 플래쉬가 생기는 리드(13a)의 표면에 몰딩공정 후 Mold Post Cure 과정에서 리드표면에 대한 점착력이 저하되는 도금박막(14)을 형성하여 몰딩공정에서 상기 도금박막(14)위에 플래쉬(19)가 형성되도록 하고, 몰딩공정 후 Mold Post Cure 과정에서 리드표면에 대한 도금박막(14)의 점착력이 약화되어 박리되면서 플래쉬(19)와 함께 제거되도록 함을 특징으로 하는 반도체 패키지의 디플래쉬 방법.
- 제1항에 있어서, 상기 도금박막(14)의 재료는 Sn-Ag 화합물을 사용하는 반도체 패키지의 디플래쉬 방법.
- 제1항에 있어서, 상기 도금박막(14)의 재료는 Sn-Sb 화합물을 사용하는 반도체 패키지의 디플래쉬 방법.
- 제1항에 있어서, 상기 도금박막(14)의 점착력 약화로 박리된 후 리드(13a)에 물과 메디아의 혼합물을 분사하는 과정을 추가로 수행함을 특징으로 하는 반도체 패키지의 디플래쉬 방법.
- 제2항에 있어서, 상기 Sn-Ag 화합물의 조성비는 그 Sn-Ag 화합물의 융점이 도금박막(14)을 형성한 다음 후속공정 진행시의 피크온도보다 높게 조성하여, 그 후속공정 수행시의 온도조건에서 녹아내리지 않고 단지 점착력만이 약화되도록 하는 것을 특징으로 하는 반도체 패키지의 디플래쉬 방법.
- 제5항에 있어서, 상기 후속공정은 칩부착 공정과 경화공정인 것을 특징으로 하는 반도체 패키지의 디플래쉬 방법.
- 제3항에 있어서, 상기 Sn-Sb 화합물의 조성비는 그 Sn-Sb 화합물의 융점이 도금박막(14)을 형성한 다음 후속공정 진행시의 피크온도보다 높게 조성하여, 그 후속공정 수행시의 온도조건에서 녹아내리지 않고 단지 점착력만이 약화되도록 하는 반도체 패키지의 디플래쉬 방법.
- 제7항에 있어서, 상기 후속공정은 칩부착 공정과 경화공정인 것을 특징으로 하는 반도체 패키지의 디플래쉬 방법.
- 제1항에 있어서, 상기 점착력을 약화시키는 공정은 칩부착 공정과 경화공정시의 온도조건에 의해 점진적으로 도금박막(14)의 점착력을 약화시키는 반도체 패키지의 디플래쉬 방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960021532A KR100206910B1 (ko) | 1996-06-14 | 1996-06-14 | 반도체 패키지의 디플래쉬 방법 |
CN96120831A CN1106689C (zh) | 1996-06-14 | 1996-11-22 | 半导体封装引线去边方法 |
US08/785,020 US5693573A (en) | 1996-06-14 | 1997-01-17 | Semiconductor package lead deflash method |
JP9156389A JP2929433B2 (ja) | 1996-06-14 | 1997-06-13 | 半導体パッケージの鋳ばり取り方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960021532A KR100206910B1 (ko) | 1996-06-14 | 1996-06-14 | 반도체 패키지의 디플래쉬 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR980006168A KR980006168A (ko) | 1998-03-30 |
KR100206910B1 true KR100206910B1 (ko) | 1999-07-01 |
Family
ID=19461936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960021532A Expired - Fee Related KR100206910B1 (ko) | 1996-06-14 | 1996-06-14 | 반도체 패키지의 디플래쉬 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5693573A (ko) |
JP (1) | JP2929433B2 (ko) |
KR (1) | KR100206910B1 (ko) |
CN (1) | CN1106689C (ko) |
Families Citing this family (15)
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KR940007757Y1 (ko) * | 1991-11-14 | 1994-10-24 | 금성일렉트론 주식회사 | 반도체 패키지 |
JPH09270488A (ja) * | 1996-01-29 | 1997-10-14 | Fujitsu Ltd | 半導体装置の製造方法 |
US6230719B1 (en) | 1998-02-27 | 2001-05-15 | Micron Technology, Inc. | Apparatus for removing contaminants on electronic devices |
JP3169919B2 (ja) * | 1998-12-21 | 2001-05-28 | 九州日本電気株式会社 | ボールグリッドアレイ型半導体装置及びその製造方法 |
NL1011929C2 (nl) * | 1999-04-29 | 2000-10-31 | 3P Licensing Bv | Werkwijze voor het inkapselen van elektronische componenten, in het bijzonder geintegreerde schakelingen. |
US6476471B1 (en) * | 2000-03-14 | 2002-11-05 | Analog Devices, Inc. | Microelectronic-device assemblies and methods that exclude extraneous elements from sensitive areas |
JP2002093831A (ja) | 2000-09-14 | 2002-03-29 | Shinko Electric Ind Co Ltd | 半導体装置およびその製造方法 |
KR100374629B1 (ko) | 2000-12-19 | 2003-03-04 | 페어차일드코리아반도체 주식회사 | 얇고 작은 크기의 전력용 반도체 패키지 |
KR100490680B1 (ko) * | 2003-05-12 | 2005-05-19 | 주식회사 젯텍 | 사이드플래시에 절취홈을 갖는 반도체 패키지 및 그형성방법, 그리고 이를 이용한 디플래시 방법 |
US7060535B1 (en) * | 2003-10-29 | 2006-06-13 | Ns Electronics Bangkok (1993) Ltd. | Flat no-lead semiconductor die package including stud terminals |
US7202112B2 (en) * | 2004-10-22 | 2007-04-10 | Tessera, Inc. | Micro lead frame packages and methods of manufacturing the same |
US20070163109A1 (en) * | 2005-12-29 | 2007-07-19 | Hem Takiar | Strip for integrated circuit packages having a maximized usable area |
CN101465333B (zh) * | 2007-12-17 | 2011-04-20 | 三星电子株式会社 | 引线框架及其制造方法 |
US8269244B2 (en) * | 2010-06-28 | 2012-09-18 | Cree, Inc. | LED package with efficient, isolated thermal path |
KR102430431B1 (ko) * | 2017-12-27 | 2022-08-08 | 한미반도체 주식회사 | 반도체 패키지 처리장치 및 반도체 패키지 처리방법 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3689991A (en) * | 1968-03-01 | 1972-09-12 | Gen Electric | A method of manufacturing a semiconductor device utilizing a flexible carrier |
US5106784A (en) * | 1987-04-16 | 1992-04-21 | Texas Instruments Incorporated | Method of making a post molded cavity package with internal dam bar for integrated circuit |
US4874722A (en) * | 1987-04-16 | 1989-10-17 | Texas Instruments Incorporated | Process of packaging a semiconductor device with reduced stress forces |
US5233220A (en) * | 1989-06-30 | 1993-08-03 | Texas Instruments Incorporated | Balanced capacitance lead frame for integrated circuits and integrated circuit device with separate conductive layer |
KR940007757Y1 (ko) * | 1991-11-14 | 1994-10-24 | 금성일렉트론 주식회사 | 반도체 패키지 |
KR0157857B1 (ko) * | 1992-01-14 | 1998-12-01 | 문정환 | 반도체 패키지 |
NL9200898A (nl) * | 1992-05-21 | 1993-12-16 | Meco Equip Eng | Werkwijze voor het middels elektrolyse verwijderen van kunststofuitbloedingen afgezet op metalen aansluitbenen van halfgeleidercomponenten en dergelijke en de bij deze werkwijze gebruikte samenstelling. |
KR0128251Y1 (ko) * | 1992-08-21 | 1998-10-15 | 문정환 | 리드 노출형 반도체 조립장치 |
KR960005042B1 (ko) * | 1992-11-07 | 1996-04-18 | 금성일렉트론주식회사 | 반도체 펙케지 |
KR0152901B1 (ko) * | 1993-06-23 | 1998-10-01 | 문정환 | 플라스틱 반도체 패키지 및 그 제조방법 |
-
1996
- 1996-06-14 KR KR1019960021532A patent/KR100206910B1/ko not_active Expired - Fee Related
- 1996-11-22 CN CN96120831A patent/CN1106689C/zh not_active Expired - Fee Related
-
1997
- 1997-01-17 US US08/785,020 patent/US5693573A/en not_active Expired - Lifetime
- 1997-06-13 JP JP9156389A patent/JP2929433B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1106689C (zh) | 2003-04-23 |
US5693573A (en) | 1997-12-02 |
KR980006168A (ko) | 1998-03-30 |
CN1169027A (zh) | 1997-12-31 |
JPH1065086A (ja) | 1998-03-06 |
JP2929433B2 (ja) | 1999-08-03 |
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