KR100524672B1 - 광수동 정렬용 각진 홈을 이용한 플립칩 본딩방법 및 광모듈 - Google Patents
광수동 정렬용 각진 홈을 이용한 플립칩 본딩방법 및 광모듈 Download PDFInfo
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- KR100524672B1 KR100524672B1 KR10-2003-0024634A KR20030024634A KR100524672B1 KR 100524672 B1 KR100524672 B1 KR 100524672B1 KR 20030024634 A KR20030024634 A KR 20030024634A KR 100524672 B1 KR100524672 B1 KR 100524672B1
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- 229910000679 solder Inorganic materials 0.000 claims abstract description 47
- 239000004065 semiconductor Substances 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 27
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- 238000005530 etching Methods 0.000 claims abstract description 21
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- 238000001816 cooling Methods 0.000 claims abstract description 5
- 238000002844 melting Methods 0.000 claims abstract description 5
- 230000008018 melting Effects 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- 230000004888 barrier function Effects 0.000 claims description 27
- 238000002161 passivation Methods 0.000 claims description 19
- 239000013307 optical fiber Substances 0.000 claims description 15
- 229910052770 Uranium Inorganic materials 0.000 claims description 3
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 229910000765 intermetallic Inorganic materials 0.000 description 4
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- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
- H01L24/01—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
- H01L24/10—Bump connectors ; Manufacturing methods related thereto
- H01L24/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L24/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
-
- 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
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07 e.g. sealing of a cap to a base of a container
- H01L21/60—Attaching or detaching leads or other conductive members, to be used for carrying current to or from the device in operation
-
- 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
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
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- 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)
- Manufacturing & Machinery (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
Description
Claims (8)
- 솔더범프가 저면에 구비된 반도체칩을 기판에 본딩하는 방법에 있어서,상기 반도체칩 저면에 구비된 솔더범프와 대응하는 상기 기판 상에 포토레지스트 패턴을 형성하는 단계;상기 기판 상에 형성된 포토레지스트 패턴을 따라 식각하여 본딩홈을 형성하는 단계;상기 기판 상에 형성된 본딩홈에 금속다층막을 형성하는 단계;상기 본딩홈에 상기 반도체칩의 솔더범프를 정렬시킨 상태에서 상기 솔더범프를 용융점 이상의 온도로 가열한 후 상기 반도체칩을 상기 본딩홈에 밀착시키는 단계; 및상기 반도체칩을 상기 본딩홈에 밀착시킨 상태에서 가열된 솔더범프를 냉각시키는 것에 의해 상기 기판에 상기 반도체칩을 고정시키는 단계;를 포함하는 것을 특징으로 하는 플립칩 본딩방법.
- 제 1항에 있어서, 상기 기판에 포토레지스트 패턴을 형성하는 단계는상기 기판 표면에 패시베이션층을 형성하는 단계, 상기 패시베이션층에 식각베리어층을 형성하는 단계 및 상기 식각베리어층 상면에 포토레지스트를 전면 코팅한 후, 포토마스크를 이용한 노광 및 현상공정을 실시하는 단계를 순차적으로 행하는 것을 특징으로 하는 플립칩 본딩방법.
- 제 1항에 있어서, 상기 기판상에 본딩홈을 형성하는 단계는상기 포토레지스트 패턴을 이용하여 상기 식각베리어층 및 패시베이션층을 식각하여 기판의 표면을 노출시키는 단계, 상기 포토레지스트 패턴을 스트립공정으로 제거하는 단계, 상기 식각베리어층 및 패시베이션층을 식각마스크로 이용하여 기판의 노출된 표면에 상기 본딩홈을 형성하는 단계 및 상기 식각베리어층, 패시베이션층을 기판상에서 제거하는 단계;를 순차적으로 행하는 것을 특징으로 하는 플립칩 본딩방법.
- 제 1항에 있어서, 상기 금속다층막은 상기 본딩홈의 표면으로부터 그 형상과 동일하게 Ti층, Pt층, Au층이 순차적으로 적층된 것을 특징으로 하는 플립칩 본딩방법.
- 제 1항에 있어서, 상기 반도체칩에 형성된 솔더범프는 증착법, 전착법 및 스텐실 프린팅법 중 어느 하나의 방법에 의해 형성되는 것을 특징으로 플립칩 본딩방법.
- 제 1항에 있어서, 상기 반도체칩에 구비된 구비된 솔더범프는 솔더볼, Au 스터드 범프 중 어는 하나인 것을 특징으로 하는 플립칩 본딩방법.
- 제 1항에 있어서, 상기 기판상에 형성된 본딩홈은 그 단면 형상이 V, U, 역사다리꼴형 중 어느 하나의 형상으로 이루어진 것을 특징으로 하는 플립칩 본딩방법.
- 기판상에 광섬유가 고정될 V-홈과 반도체칩이 집적된 광모듈에 있어서,청구항 1의 방법에 의해 상기 기판에 다수의 본딩홈을 형성하고, 상기 다수의 본딩홈에 상기 반도체칩에 구비된 솔더범프를 대응하여 결합시킨 것을 특징으로 하는 광모듈.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR10-2003-0024634A KR100524672B1 (ko) | 2003-04-18 | 2003-04-18 | 광수동 정렬용 각진 홈을 이용한 플립칩 본딩방법 및 광모듈 |
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KR10-2003-0024634A KR100524672B1 (ko) | 2003-04-18 | 2003-04-18 | 광수동 정렬용 각진 홈을 이용한 플립칩 본딩방법 및 광모듈 |
Publications (2)
Publication Number | Publication Date |
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KR20040090660A KR20040090660A (ko) | 2004-10-26 |
KR100524672B1 true KR100524672B1 (ko) | 2005-11-01 |
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KR10-2003-0024634A Expired - Fee Related KR100524672B1 (ko) | 2003-04-18 | 2003-04-18 | 광수동 정렬용 각진 홈을 이용한 플립칩 본딩방법 및 광모듈 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7969015B2 (en) | 2005-06-14 | 2011-06-28 | Cufer Asset Ltd. L.L.C. | Inverse chip connector |
US8265436B2 (en) | 2010-05-12 | 2012-09-11 | Industrial Technology Research Institute | Bonding system for optical alignment |
CN104701305A (zh) * | 2013-12-06 | 2015-06-10 | 上海北京大学微电子研究院 | 一种双晶片覆晶结构 |
DE102014201164A1 (de) * | 2014-01-23 | 2015-07-23 | Robert Bosch Gmbh | Flip-Chip-Schaltungsanordnung und Verfahren zum Herstellen einer Flip-Chip-Schaltungsanordnung |
KR101897129B1 (ko) * | 2016-10-18 | 2018-09-10 | 한국기계연구원 | 소자 전사방법 및 소자 전사방법을 이용한 전자제품 제조방법 |
WO2023211361A1 (en) * | 2022-04-28 | 2023-11-02 | Compoundtek Pte. Ltd. | Optical bench apparatus and fabrication method therefor for heterogeneous laser integration |
KR20240093025A (ko) | 2022-12-15 | 2024-06-24 | 주식회사 엘비루셈 | 칩 본딩 위치 정렬 방법, 및 이에 사용되는 칩과 기판 |
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2003
- 2003-04-18 KR KR10-2003-0024634A patent/KR100524672B1/ko not_active Expired - Fee Related
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KR20040090660A (ko) | 2004-10-26 |
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