KR19990072967A - 플립-칩장치제조방법 - Google Patents
플립-칩장치제조방법 Download PDFInfo
- Publication number
- KR19990072967A KR19990072967A KR1019990006458A KR19990006458A KR19990072967A KR 19990072967 A KR19990072967 A KR 19990072967A KR 1019990006458 A KR1019990006458 A KR 1019990006458A KR 19990006458 A KR19990006458 A KR 19990006458A KR 19990072967 A KR19990072967 A KR 19990072967A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- photoresist
- substrate
- solder
- lower bump
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 229920002120 photoresistant polymer Polymers 0.000 claims abstract description 68
- 239000000758 substrate Substances 0.000 claims abstract description 66
- 238000000034 method Methods 0.000 claims abstract description 60
- 229910000679 solder Inorganic materials 0.000 claims abstract description 51
- 238000001465 metallisation Methods 0.000 claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 238000004544 sputter deposition Methods 0.000 claims description 17
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- 239000004065 semiconductor Substances 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 8
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- 238000012545 processing Methods 0.000 claims description 7
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- 229910052802 copper Inorganic materials 0.000 description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 22
- 229910052804 chromium Inorganic materials 0.000 description 21
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 19
- 229910052782 aluminium Inorganic materials 0.000 description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 9
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- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- H—ELECTRICITY
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- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
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- H01L21/18—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 the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
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- 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 subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4846—Leads on or in insulating or insulated substrates, e.g. metallisation
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Abstract
Description
Claims (23)
- 기판 상의 금속 층이,a. 상기 기판 상에 포토레지스트 층을 도포하는 단계,b. 상기 포토레지스트에 윈도우들을 형성하기 위해 상기 포토레지스트를 패턴화하는 단계,c. 상기 패턴화된 포토레지스트 상에 금속화 층을 증착시키는 단계, 및d. 상기 기판으로부터 상기 포토레지스트층을 제거함으로써 리프트-오프에 의해 상기 금속화층을 패턴화시키고, 상기 윈도우들에 상기 금속화의 부분들을 남기는 단계에 의해 패턴화되는 반도체 장치 제조 방법에 있어서,상기 금속화 층을 증착시키는 단계 이전에 UV선의 플럭스에 상기 패턴화된 포토레지스트를 노출시키는 단계를 수행하는 것을 특징으로 하는 반도체 장치 제조 방법.
- 제 1항에 있어서, 상기 금속화 층은 스퍼터링에 의해 증착되는 반도체 장치 제조 방법.
- 제 2항에 있어서, 상기 포토레지스트는 처리동안 100℃ 이상의 온도로 가열되는 반도체 장치 제조 방법.
- 기판 상의 금속화 층이,a. 상기 기판 상에 제 1 두께(t1)를 갖는 포토레지스트 층을 스핀 코팅하는 단계,b. 상기 포토레지스트 층을 제 1 플럭스 레벨(f1)을 갖는 화학선(actinic radiation)의 패턴에 노출시키는 단계,c. 상기 기판의 부분들을 노출시키는 포토레지스트 층에 개구를 형성하기 위해 포토레지스트의 노출된 층을 현상하는 단계,d. f1보다 실질적으로 큰 플럭스 레벨(f2)을 갖는 화학선의 플럭스에 패턴화된 포토레지스트 층을 노출시키는 단계,e. 상기 포토레지스트 층 위에 t1보다 실질적으로 작은 제 2 두께(t2)를 갖는 금속화 층을 스퍼터링하여, 상기 기판 상의 금속 층들과 상기 포토레지스트 층 상의 금속 층 사이에는 일정 간격으로, 상기 개구 내의 상기 기판 상에 금속 층들 및 상기 포토레지스트 층 상에 금속층을 형성하는 상기 금속화층 스퍼터링 단계,f. 상기 포토레지스트 층 및 이 포토레지스트 층 상의 상기 금속 층을 제거하는 단계를 포함하는 리프트-오프를 사용하여 패턴화되는 반도체 장치 제조 방법.
- 제 4항에 있어서, 상기 기판은 실리콘 상호 연결 기판인 반도체 장치 제조 방법.
- 제 4항에 있어서, 상기 f2는 f1보다 적어도 5배 더 큰 반도체 장치 제조 방법.
- 제 4항에 있어서, 상기 단계(d)에서의 화학선은 UV선(UV radiation)인 반도체 장치 제조 방법.
- 기판이 땜납을 사용하여 다른 기판에 결합되고, 상기 기판이 하위 범프 금속화를 구비하는 플립-칩 결합된 반도체 장치 패키지 제조 방법에 있어서,a. 상기 기판 상에 포토레지스트 층을 도포하는 단계,b. 상기 포토레지스트에 윈도우들을 형성하기 위해 상기 포토레지스트를 패턴화하는 단계,c. UV선의 플럭스에 상기 패턴화된 포토레지스트를 노출시키는 단계,d. 상기 패턴화된 포토레지스트 위에 하위 범프 금속화층을 증착시키는 단계,e. 리프트-오프에 의해 상기 하위 범프 금속화 층을 패턴화시키고, 상기 윈도우들 내의 상기 하위 범프 금속화 층 부분들을 남기는 단계, 및f. 상기 기판을 다른 기판에 땜납 결합시키는 단계를 포함하는 플립-칩 결합된 반도체 장치 패키지 제조 방법.
- 땜납 범프된 기판이 다른 기판에 결합되고, 땜납 범프된 기판 상의 땜납 범프가 하위 범프 금속화를 구비하는 플립-칩 결합된 반도체 장치 패키지의 제조 방법에 있어서,a. 상기 땜납 범프된 기판 상에 포토레지스트 층을 도포하는 단계,b. 상기 포토레지스트에 윈도우들을 형성하기 위해 상기 포토레지스트를 패턴화하는 단계,c. UV선의 플럭스에 상기 패턴화된 포토레지스트를 노출시키는 단계,d. 상기 패턴화된 포토레지스트 위에 하위 범프 금속화층을 증착시키는 단계,e. 리프트-오프에 의해 상기 하위 범프 금속화 층을 패턴화시키고, 상기 윈도우들 내의 상기 하위 범프 금속화 층 부분들을 남기는 단계, 및f. 상기 하위 범프 금속화층의 상기 나머지 부분 상에 상기 땜납 범프를 증착시키는 단계를 포함하는 플립-칩 결합된 반도체 장치 패키지 제조 방법.
- 제 9항에 있어서, 상기 하위 범프 금속화가 스퍼터링에 의해 증착되는 플립-칩 결합된 반도체 장치 패키지 제조 방법.
- 제 10항에 있어서, 상기 하위 범프 금속화가 땜납 범프된 기판을 백 스퍼터링함으로써 선행되는 플립-칩 결합된 반도체 장치 패키지 제조 방법.
- 제 9항에 있어서, 상기 UV선의 플럭스가 10-200 J/cm2범위인 플립-칩 결합된 반도체 장치 패키지 제조 방법.
- a. 기판 상에 복수개의 I/O 접촉 패드를 형성하는 단계,b. i. 상기 I/O 접촉을 커버하는 상기 기판 상에 제 1 두께(t1)를 갖는 포토레지스트 층을 스핀-코팅하는 단계,ii. 상기 포토레지스트 층을 제 1 플럭스 레벨(f1)을 갖는 화학선의 패턴에 노출시키는 단계,iii. 포토레지스트 층 내에 상기 I/O 접촉을 노출시키는 개구를 형성하기 위해 노출된 포토레지스트 층을 현상하는 단계,iv. f1보다 실질적으로 더 큰 플럭스 레벨(f2)을 갖는 화학선의 플럭스에 패턴화된 포토레지스트 층을 노출시키는 단계,v. 상기 포토레지스트 층 위에 t1보다 작은 제 2 두께(t2)를 갖는 하위 범프 금속화 층을 스퍼터링하여, 상기 I/O 접촉 상의 금속 층들과 상기 포토레지스트 층 상의 금속 층 사이에는 일정 간격으로, 상기 I/O 접촉 상에 금속 층들 및 상기 포토레지스트 층 상에 금속층을 형성하는 하위 범프 금속화 층 스퍼터링 단계,vi. 상기 포토레지스트 층 및 이 포토레지스트 층 상의 상기 금속 층을 제거하는 단계에 의해 상기 I/O 접촉 상에 하위 범프 금속화 층을 증착시키는 단계,c. 하위 범프 금속화 층 상에 땜납을 증착시키는 단계, 및d 기판들을 함께 결합시키기 위해 땜납을 가열함으로써 상기 기판을 다른 기판에 부착시키는 단계를 포함하는 플립-칩 결합된 반도체 장치 제조 방법.
- 제 13항에 있어서, 상기 땜납 범프된 기판은 실리콘 상호 연결 기판인 플립-칩 결합된 반도체 장치 제조 방법.
- 제 13항에 있어서, 상기 하위 범프 금속화 층 상의 땜납은 땜납 범프를 포함하는 플립-칩 결합된 반도체 장치 제조 방법.
- 제 13항에 있어서, 상기 f2는 f1보다 적어도 5배 더 큰 플립-칩 결합된 반도체 장치 제조 방법.
- 제 13항에 있어서, 상기 단계(ii)에서의 화학선은 UV선인 플립-칩 결합된 반도체 장치 제조 방법.
- 제 17항에 있어서, 상기 단계(iv)에서의 화학선은 UV선이고, f2는 10-200 J 범위인 플립-칩 결합된 반도체 장치 제조 방법.
- 제 13항에 있어서, 상기 개구들은 반대 각도 개구들인 플립-칩 결합된 반도체 장치 제조 방법.
- 제 19항에 있어서, 상기 포토레지스트는 염기와 혼합된 양성 레지스트인 플립-칩 결합된 반도체 제조 방법.
- 제 13항에 있어서, 상기 하위 범프 금속화 스퍼터링은 땜납 범프된 기판을 백 스퍼터링함으로써 선행되는 플립-칩 결합된 반도체 제조 방법.
- 제 13항에 있어서, 상기 포토레지스트 층은 처리동안 100℃ 이상의 온도로 가열되는 플립-칩 결합된 반도체 제조 방법.
- 제 20항에 있어서, 상기 염기는 이미다졸인 플립-칩 결합된 반도체 제조 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US9/032,338 | 1998-02-27 | ||
US09/032,338 | 1998-02-27 | ||
US09/032,338 US6015652A (en) | 1998-02-27 | 1998-02-27 | Manufacture of flip-chip device |
Publications (2)
Publication Number | Publication Date |
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KR19990072967A true KR19990072967A (ko) | 1999-09-27 |
KR100682284B1 KR100682284B1 (ko) | 2007-02-15 |
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KR1019990006458A KR100682284B1 (ko) | 1998-02-27 | 1999-02-26 | 반도체 장치 제조 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6015652A (ko) |
EP (1) | EP0939436B1 (ko) |
JP (1) | JP3503739B2 (ko) |
KR (1) | KR100682284B1 (ko) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6089920A (en) * | 1998-05-04 | 2000-07-18 | Micron Technology, Inc. | Modular die sockets with flexible interconnects for packaging bare semiconductor die |
TW411726B (en) | 1998-06-18 | 2000-11-11 | Siemens Ag | Manufacture of structurized electrodes |
US6703707B1 (en) * | 1999-11-24 | 2004-03-09 | Denso Corporation | Semiconductor device having radiation structure |
US6258705B1 (en) * | 2000-08-21 | 2001-07-10 | Siliconeware Precision Industries Co., Ltd. | Method of forming circuit probing contact points on fine pitch peripheral bond pads on flip chip |
US6692629B1 (en) | 2000-09-07 | 2004-02-17 | Siliconware Precision Industries Co., Ltd. | Flip-chip bumbing method for fabricating solder bumps on semiconductor wafer |
TW456008B (en) * | 2000-09-28 | 2001-09-21 | Siliconware Precision Industries Co Ltd | Flip chip packaging process with no-flow underfill method |
JP2002203869A (ja) * | 2000-10-30 | 2002-07-19 | Seiko Epson Corp | バンプの形成方法、半導体装置及びその製造方法、回路基板並びに電子機器 |
US6372545B1 (en) * | 2001-03-22 | 2002-04-16 | Taiwan Semiconductor Manufacturing Company | Method for under bump metal patterning of bumping process |
US6602775B1 (en) | 2001-08-16 | 2003-08-05 | Taiwan Semiconductor Manufacturing Company | Method to improve reliability for flip-chip device for limiting pad design |
US6835593B2 (en) * | 2002-08-01 | 2004-12-28 | Rohm Co., Ltd. | Method for manufacturing semiconductor device |
KR100510543B1 (ko) | 2003-08-21 | 2005-08-26 | 삼성전자주식회사 | 표면 결함이 제거된 범프 형성 방법 |
WO2005045911A1 (ja) | 2003-11-11 | 2005-05-19 | Asahi Glass Company, Limited | パターン形成方法、およびこれにより製造される電子回路、並びにこれを用いた電子機器 |
US20070183920A1 (en) * | 2005-02-14 | 2007-08-09 | Guo-Quan Lu | Nanoscale metal paste for interconnect and method of use |
RU2441298C2 (ru) * | 2006-06-26 | 2012-01-27 | Конинклейке Филипс Электроникс, Н.В. | Межсоединение методом перевернутого кристалла на основе сформированных соединений |
CN101479845A (zh) * | 2006-06-26 | 2009-07-08 | 皇家飞利浦电子股份有限公司 | 利用小的钝化层开口的倒装互连 |
JP2008060552A (ja) | 2006-08-02 | 2008-03-13 | Osaka Univ | 電子回路装置とその製造方法 |
US7569422B2 (en) * | 2006-08-11 | 2009-08-04 | Megica Corporation | Chip package and method for fabricating the same |
US8242665B2 (en) * | 2006-09-25 | 2012-08-14 | Koninklijke Philips Electronics N.V. | Flip-chip interconnection through chip vias |
JP4345808B2 (ja) * | 2006-12-15 | 2009-10-14 | エルピーダメモリ株式会社 | 半導体装置の製造方法 |
KR100857365B1 (ko) * | 2007-02-28 | 2008-09-05 | 주식회사 네패스 | 반도체 장치의 범프 구조물 |
US7777184B2 (en) * | 2007-08-30 | 2010-08-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method for photoresist characterization and analysis |
US8446007B2 (en) * | 2009-10-20 | 2013-05-21 | Taiwan Semiconductor Manufacturing Company, Ltd. | Non-uniform alignment of wafer bumps with substrate solders |
TWI473227B (zh) * | 2012-11-15 | 2015-02-11 | 矽品精密工業股份有限公司 | 基板之連接結構及其製法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4224361A (en) * | 1978-09-05 | 1980-09-23 | International Business Machines Corporation | High temperature lift-off technique |
US4273859A (en) * | 1979-12-31 | 1981-06-16 | Honeywell Information Systems Inc. | Method of forming solder bump terminals on semiconductor elements |
JPS60121741A (ja) * | 1983-12-06 | 1985-06-29 | Seiko Epson Corp | パンプ電極形成法 |
US4982267A (en) * | 1985-11-18 | 1991-01-01 | Atmel Corporation | Integrated semiconductor package |
US5158860A (en) * | 1990-11-01 | 1992-10-27 | Shipley Company Inc. | Selective metallization process |
JPH07168368A (ja) * | 1993-12-15 | 1995-07-04 | Nippon Telegr & Teleph Corp <Ntt> | レジストパターンおよび薄膜金属パターンの形成方法 |
-
1998
- 1998-02-27 US US09/032,338 patent/US6015652A/en not_active Expired - Lifetime
-
1999
- 1999-02-16 EP EP99301129A patent/EP0939436B1/en not_active Expired - Lifetime
- 1999-02-26 KR KR1019990006458A patent/KR100682284B1/ko not_active IP Right Cessation
- 1999-03-01 JP JP05311699A patent/JP3503739B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH11317418A (ja) | 1999-11-16 |
EP0939436A2 (en) | 1999-09-01 |
JP3503739B2 (ja) | 2004-03-08 |
EP0939436B1 (en) | 2012-02-01 |
KR100682284B1 (ko) | 2007-02-15 |
US6015652A (en) | 2000-01-18 |
EP0939436A3 (en) | 2000-11-02 |
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