KR100705757B1 - 극미세피치를 가지는 플립칩 및 이의 제조방법 - Google Patents
극미세피치를 가지는 플립칩 및 이의 제조방법 Download PDFInfo
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- KR100705757B1 KR100705757B1 KR1020050021488A KR20050021488A KR100705757B1 KR 100705757 B1 KR100705757 B1 KR 100705757B1 KR 1020050021488 A KR1020050021488 A KR 1020050021488A KR 20050021488 A KR20050021488 A KR 20050021488A KR 100705757 B1 KR100705757 B1 KR 100705757B1
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- Prior art keywords
- metal
- metal column
- flip chip
- forming
- chip
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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
- H01L24/01—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
- H01L24/11—Manufacturing methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
- B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/05—Special features for controlling or switching of the light beam
- B60Q2300/054—Variable non-standard intensity, i.e. emission of various beam intensities different from standard intensities, e.g. continuous or stepped transitions of intensity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/10—Road Vehicles
- B60Y2200/11—Passenger cars; Automobiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/20—Energy converters
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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
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/11—Manufacturing methods
-
- 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
- H01L2924/06—Polymers
- H01L2924/078—Adhesive characteristics other than chemical
- H01L2924/07802—Adhesive characteristics other than chemical not being an ohmic electrical conductor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Wire Bonding (AREA)
Abstract
Description
Claims (10)
- 칩; 상기 칩상에 형성된 접속패드; 상기 접속패드의 상부에 형성된 금속시드층; 상기 금속시드층의 상부에 형성된 금속칼럼; 상기 금속칼럼이 형성된 영역 이외의 영역에 형성된 보호층; 및 상기 칩상에 형성된 보호층과 금속칼럼에 도포된 비전도성 접착제층을 포함하는 극미세피치를 가지는 플립칩.
- 제 1항에 있어서, 접속패드의 중심간 거리인 피치가 10∼100㎛인 극미세피치를 가지는 플립칩.
- 제 1항에 있어서, 금속칼럼의 높이는 50㎛ 임을 특징으로 하는 극미세피치를 가지는 플립칩.
- 제 1항에 있어서, 비전도성 접착제는 비전도성 입자를 함유하는 것을 특징으로 하는 극미세피치를 가지는 플립칩.
- 제 1항에 있어서, 금속칼럼은 접속패드의 전체면적 또는 일부 면적에 대하여 단일의 칼럼으로 형성되거나, 복수개의 칼럼으로 형성되어짐을 특징으로 하는 극미세피치를 가지는 플립칩.
- 제 1항에 있어서, 비전도성 접착제는 고상 또는 액상의 에폭시 수지를 함유하는 것을 특징으로 하는 극미세피치를 가지는 플립칩.
- 제 1항에 있어서, 금속칼럼은 Cu, Ni, Au, Ag, Zn, Fe, Sn, SnAg의 군에서 선택되는 단일 금속층 또는 2이상의 금속으로 구성되는 다층구조의 금속층을 가지는 것을 특징으로 하는 극미세피치를 가지는 플립칩.
- 제 1항에 있어서, 금속칼럼의 최종 표면은 Au층으로 함을 특징으로 하는 극미세피치를 가지는 플립칩.
- 웨이퍼상에 접속패드를 형성하고, 접속패드 이외의 영역에 보호막을 형성하는 단계; 웨이퍼의 전면적에 금속시드층을 형성하고, 포토레지스트를 이용하여 접속패드의 상부에 금속칼럼이 형성될 영역을 패터닝하는 단계; 패터닝된 영역에 금속칼럼을 형성하는 단계; 포토레지스트를 제거하고 금속시드층을 식각하는 단계; 및 웨이퍼의 금속칼럼이 형성된 면의 전체에 걸쳐 비전도성 접착제층을 형성하고, 개별칩으로 절단하는 단계를 포함하는 웨이퍼 단위의 극미세피치 플립칩의 제조방법
- 웨이퍼상에 접속패드를 형성하고, 접속패드 이외의 영역에 보호막을 형성하 는 단계; 웨이퍼의 전면적에 금속시드층을 형성하고, 포토레지스트를 이용하여 접속패드의 상부에 금속칼럼이 형성될 영역을 패터닝하는 단계; 패터닝된 영역에 금속칼럼을 형성하는 단계; 포토레지스트를 제거하고 금속시드층을 식각하는 단계; 및 웨이퍼를 개별칩 단위로 절단하고, 금속칼럼이 형성된 면의 전체에 걸쳐 비전도성 접착제층을 형성하는 단계를 포함하는 웨이퍼 단위의 극미세피치 플립칩의 제조방법
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020050021488A KR100705757B1 (ko) | 2005-03-15 | 2005-03-15 | 극미세피치를 가지는 플립칩 및 이의 제조방법 |
Applications Claiming Priority (1)
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KR1020050021488A KR100705757B1 (ko) | 2005-03-15 | 2005-03-15 | 극미세피치를 가지는 플립칩 및 이의 제조방법 |
Publications (2)
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KR20060099936A KR20060099936A (ko) | 2006-09-20 |
KR100705757B1 true KR100705757B1 (ko) | 2007-04-10 |
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KR1020050021488A Expired - Fee Related KR100705757B1 (ko) | 2005-03-15 | 2005-03-15 | 극미세피치를 가지는 플립칩 및 이의 제조방법 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011105664A1 (en) * | 2010-02-23 | 2011-09-01 | Korea Institute Of Science And Technology | Manufacturing method of microelectrode array and connector connection method using the same |
WO2011105665A1 (en) * | 2010-02-23 | 2011-09-01 | Korea Institute Of Science And Technology | Manufacturing method of microelectrode array |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102066721B1 (ko) * | 2018-03-23 | 2020-01-16 | 주식회사 웨이브피아 | 큐에프엔 알에프 칩 패키지 |
CN112466765A (zh) * | 2020-11-26 | 2021-03-09 | 安徽光智科技有限公司 | 焦平面阵列倒装互连工艺方法及焦平面阵列探测器 |
CN114496964A (zh) * | 2022-01-27 | 2022-05-13 | 锐芯微电子股份有限公司 | 芯片引脚焊盘的引出连接结构及方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03225934A (ja) * | 1990-01-31 | 1991-10-04 | Nec Corp | 半導体集積回路素子の接続方法 |
JPH09330947A (ja) * | 1996-06-10 | 1997-12-22 | Matsushita Electric Ind Co Ltd | 半導体素子の実装方法 |
JP2001148393A (ja) | 1999-11-19 | 2001-05-29 | 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 |
JP2003234367A (ja) | 2002-02-07 | 2003-08-22 | Nec Corp | 半導体素子およびその製造方法並びに半導体装置およびその製造方法 |
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2005
- 2005-03-15 KR KR1020050021488A patent/KR100705757B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03225934A (ja) * | 1990-01-31 | 1991-10-04 | Nec Corp | 半導体集積回路素子の接続方法 |
JPH09330947A (ja) * | 1996-06-10 | 1997-12-22 | Matsushita Electric Ind Co Ltd | 半導体素子の実装方法 |
JP2001148393A (ja) | 1999-11-19 | 2001-05-29 | 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 |
JP2003234367A (ja) | 2002-02-07 | 2003-08-22 | Nec Corp | 半導体素子およびその製造方法並びに半導体装置およびその製造方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011105664A1 (en) * | 2010-02-23 | 2011-09-01 | Korea Institute Of Science And Technology | Manufacturing method of microelectrode array and connector connection method using the same |
WO2011105665A1 (en) * | 2010-02-23 | 2011-09-01 | Korea Institute Of Science And Technology | Manufacturing method of microelectrode array |
KR101125603B1 (ko) * | 2010-02-23 | 2012-03-27 | 한국과학기술연구원 | 미세전극 어레이 제조방법 |
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