KR20030023571A - 반도체 칩 표면의 플라즈마 처리에 의한 접착 성능 개선방법 - Google Patents
반도체 칩 표면의 플라즈마 처리에 의한 접착 성능 개선방법 Download PDFInfo
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- KR20030023571A KR20030023571A KR1020020055698A KR20020055698A KR20030023571A KR 20030023571 A KR20030023571 A KR 20030023571A KR 1020020055698 A KR1020020055698 A KR 1020020055698A KR 20020055698 A KR20020055698 A KR 20020055698A KR 20030023571 A KR20030023571 A KR 20030023571A
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- Prior art keywords
- plasma
- polymer
- wafer
- chip
- substrate
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Classifications
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- H01L21/34—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 not provided for in groups H01L21/0405, H01L21/0445, H01L21/06, H01L21/16 and H01L21/18 with or without impurities, e.g. doping materials
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- H01L2224/05617—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 400°C and less than 950°C
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- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12044—OLED
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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
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/14—Integrated circuits
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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
- H01L2924/151—Die mounting substrate
- H01L2924/153—Connection portion
- H01L2924/1531—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface
- H01L2924/15311—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface being a ball array, e.g. BGA
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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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- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
- Wire Bonding (AREA)
Abstract
Description
Claims (10)
- 폴리머 코팅되고 복수의 전기적 커플링 부재를 갖는 활성 표면 및 비활성 표면을 갖는 집적 회로 칩과 절연성 언더필(underfill) 물질 간의 접착 성능 개선 방법에 있어서,상기 폴리머 코팅된 표면이 플라즈마 공급원에 대향하도록, 플라즈마 장치의 진공 챔버내에, 상기 커플링 부재를 포함하는 복수의 집적 회로를 포함하는 웨이퍼를 위치시키는 단계;플라즈마 처리를 시작하고 이온의 평균 자유 경로를 제어하여, 상기 이온들이 상기 웨이퍼 표면에 소정의 에너지로 도달하도록 하는 단계; 및상기 폴리머 표면을 거칠게 하고, 상기 폴리머 표면의 유기 오염물질을 세정하고, 상기 표면의 접착 친화력을 개선하기에 충분한 시간 동안 상기 웨이퍼 표면을 상기 플라즈마에 노출시키는 단계를 포함함으로써, 상기 유기 언더필 물질에 대한 상기 표면의 접착 성능이 향상되는 접착 성능 개선 방법.
- 제1항에 있어서,상기 웨이퍼는 개개의 칩으로 절단되지 않는 접착 성능 개선 방법.
- 제1항에 있어서,상기 웨이퍼는 개개의 칩으로 절단되었으나, 여전히 지지 테이프에 부착되어 있는 접착 성능 개선 방법.
- 제1항에 있어서,상기 플라즈마는 산소와 아르곤의 혼합물 또는 산소와 질소의 혼합물인 접착 성능 개선 방법.
- 제1항에 있어서,PIQ에 대한 상기 플라즈마 제어는 2 내지 3 Torr의 압력에서 산소 2000 내지 3000 sccm(Standard Cubic centimeter) 및 아르곤 700 내지 1200 sccm의 흐름을 포함하고, PIQ에 대한 노출 시간은 150 내지 250 초인 접착 성능 개선 방법.
- 제1항에 있어서,PBO에 대한 상기 플라즈마 제어는 2 내지 3 Torr의 압력에서 산소 2000 내지 3000 sccm 및 아르곤 800 내지 1100 sccm의 흐름을 포함하고, 노출시간은 130 내지 200 초인 접착 성능 개선 방법.
- 제1항에 있어서,상기 플라즈마 처리된 칩을 상기 웨이퍼로부터 각편화하는(singulate) 단계;상기 각편화 된 칩들을 상기 커플링 부재들에 의한 갭만큼의 공간을 두고 이격시켜 기판에 부착하는 단계; 및상기 커플링 부재들, 폴리머 코팅 및 기판 사이의 상기 갭을 상기 폴리머 코팅과 상기 기판에 접착하는 폴리머 언더필 물질로 충진시키는 단계를 더 포함하는 접착 성능 개선 방법.
- 제7항에 있어서,상기 칩의 비활성 표면과 상기 부착된 칩에 의해 덮혀지지 않은 상기 기판 표면의 적어도 일부분을 폴리머 화합물로 캡슐화(encapsulate)함으로써, 견고한 복합구조를 생성하는 단계; 및상기 칩과 캡슐화 물질의 반대편의 상기 기판 표면에 솔더볼을 부착하는 단계를 더 포함하는 접착 성능 개선 방법.
- 폴리머 코팅된 활성 표면 및 비활성 표면을 갖는 집적 회로 칩과, 절연성 언더필 물질 간의 접착 성능 개선 방법에 있어서,상기 폴리머 코팅된 표면이 플라즈마 공급원에 대향하도록 플라즈마 장치의 진공 챔버내에 복수의 집적 회로를 포함하는 웨이퍼를 위치시키는 단계;플라즈마 처리를 시작하고, 이온의 평균 자유 경로를 제어하여 상기 이온들이 상기 웨이퍼 표면에 소정의 에너지로 도달하도록 하는 단계; 및상기 폴리머 표면을 거칠게 하고, 상기 폴리머 표면의 유기 오염물질을 세정하고, 상기 표면의 접착 친화력을 개선하기에 충분한 시간 동안 상기 웨이퍼 표면을 상기 플라즈마에 노출시키는 단계를 포함함으로써, 상기 유기 언더필 물질에 대한 상기 표면의 접착 성능을 개선시키는 접착 성능 개선 방법.
- 제9항에 있어서,복수의 전기적 커플링 부재를 상기 활성 칩 표면에 부착하는 단계;상기 플라즈마 처리된 칩들을 상기 웨이퍼로부터 각편화하는 단계;상기 각편화된 칩들을 상기 커플링 부재들에 의한 갭만큼의 공간을 두고 이격시켜 기판에 부착하는 단계; 및상기 커플링 부재들, 폴리머 코팅 및 기판 간의 상기 갭을 상기 폴리머 코팅과 상기 기판에 접착하는 폴리머 언더필 물질로 충진시키는 단계를 더 포함하는 접착 성능 개선 방법.
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US09/952,454 US6869831B2 (en) | 2001-09-14 | 2001-09-14 | Adhesion by plasma conditioning of semiconductor chip surfaces |
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US6853087B2 (en) * | 2000-09-19 | 2005-02-08 | Nanopierce Technologies, Inc. | Component and antennae assembly in radio frequency identification devices |
US6869831B2 (en) * | 2001-09-14 | 2005-03-22 | Texas Instruments Incorporated | Adhesion by plasma conditioning of semiconductor chip surfaces |
US6798074B2 (en) * | 2002-03-04 | 2004-09-28 | Motorola, Inc. | Method of attaching a die to a substrate |
US6929974B2 (en) * | 2002-10-18 | 2005-08-16 | Motorola, Inc. | Feedthrough design and method for a hermetically sealed microdevice |
-
2001
- 2001-09-14 US US09/952,454 patent/US6869831B2/en not_active Expired - Lifetime
-
2002
- 2002-09-09 JP JP2002262574A patent/JP2003115504A/ja active Pending
- 2002-09-13 KR KR1020020055698A patent/KR100908747B1/ko active IP Right Grant
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2005
- 2005-02-01 US US11/047,519 patent/US7319275B2/en not_active Expired - Fee Related
- 2005-05-02 US US11/118,196 patent/US7271494B2/en not_active Expired - Lifetime
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2006
- 2006-10-16 US US11/580,751 patent/US7276401B2/en not_active Expired - Lifetime
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Also Published As
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US20080050860A1 (en) | 2008-02-28 |
US7271494B2 (en) | 2007-09-18 |
JP2003115504A (ja) | 2003-04-18 |
US20050161834A1 (en) | 2005-07-28 |
US20030052414A1 (en) | 2003-03-20 |
US6869831B2 (en) | 2005-03-22 |
US7319275B2 (en) | 2008-01-15 |
KR100908747B1 (ko) | 2009-07-22 |
US7445960B2 (en) | 2008-11-04 |
US7276401B2 (en) | 2007-10-02 |
US20070128881A1 (en) | 2007-06-07 |
US20050212149A1 (en) | 2005-09-29 |
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