KR101739945B1 - 반도체 패키지 및 이를 제조하는 방법 - Google Patents
반도체 패키지 및 이를 제조하는 방법 Download PDFInfo
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- KR101739945B1 KR101739945B1 KR1020110041683A KR20110041683A KR101739945B1 KR 101739945 B1 KR101739945 B1 KR 101739945B1 KR 1020110041683 A KR1020110041683 A KR 1020110041683A KR 20110041683 A KR20110041683 A KR 20110041683A KR 101739945 B1 KR101739945 B1 KR 101739945B1
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 220
- 238000004519 manufacturing process Methods 0.000 title abstract description 15
- 239000000758 substrate Substances 0.000 claims description 34
- 239000000853 adhesive Substances 0.000 claims description 13
- 230000001070 adhesive effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 6
- 230000010365 information processing Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
Description
도 2a 내지 도 2e는 본 발명의 일 실시예에 따른 반도체 패키지를 제조하는 방법을 설명하기 위한 단면도들이다.
도 3a 내지 도 3f는 본 발명의 다른 실시예에 따른 반도체 패키지를 제조하는 방법을 설명하기 위한 단면도들이다.
도 4a는 본 발명의 실시예들에 따른 반도체 패키지가 적용된 메모리 카드를 나타내는 블록이다.
도 4b는 본 발명의 실시예들에 따른 반도체 패키지를 포함하는 시스템을 나타내는 블록도이다.
110: 제1 반도체 칩 120: 제2 반도체 칩
130: 제1 연결 패턴 140: 제2 연결 패턴
150: 제1 언더 필 160: 제2 언더 필
Claims (10)
- 회로 기판;
상기 회로 기판 상에 실장되고, 상기 회로 기판과 대향되는 제1 면 및 상기 제1 면과 대향되는 제2 면을 가지며, 제1 폭을 갖는 제1 반도체 칩;
상기 제1 반도체 칩의 상기 제2 면 상에 배치되고, 상기 제2 면에 대향된 제3면을 가지며, 상기 제1 폭보다 큰 제2 폭을 갖는 제2 반도체 칩; 및
상기 제1 및 제2 반도체 칩들 사이에 충진되어, 상기 제1 반도체 칩의 측면, 상기 제2 면 및 상기 제3 면만을 덮고, 경사진 측면을 갖는 제1 언더 필(underfill); 및
상기 회로 기판 및 상기 제1 반도체 칩 사이에 충진되며, 경사진 측면을 갖는 제2 언더 필을 포함하는 반도체 패키지. - 삭제
- 제1항에 있어서,
상기 제2 언더 필이 상기 제1 반도체 칩의 측면을 덮는 제1 언더 필을 부분적으로 덮는 반도체 패키지. - 제1항에 있어서,
상기 제1 언더 필의 측면의 경사진 방향과 상기 제2 언더 필의 측면의 경사진 방향이 반대인 반도체 패키지. - 제1항에 있어서,
상기 회로 기판 및 상기 제1 반도체 칩을 전기적으로 연결하는 적어도 하나의 제1 연결 패턴; 및
상기 제1 및 제2 반도체 칩들을 전기적으로 연결하는 적어도 하나의 제2 연결 패턴을 더 포함하는 반도체 패키지. - 제1 폭을 갖는 다수의 제1 반도체 칩들을 서로 이격시켜 케리어 기판(carrier)에 부착하는 단계;
상기 제1 반도체 칩들 상에, 상기 제1 폭보다 큰 제2 폭을 갖는 다수의 제2 반도체 칩들을 각각 적층하는 단계;
작업 스테이지에 상기 제2 반도체 칩의 상면이 접하도록, 상기 적층된 제1 및 제2 반도체 칩들을 역전시켜 배치하는 단계;
역전된 상기 적층된 제1 및 제2 반도체 칩들로부터 상기 케리어 기판을 분리하는 단계;
상기 케리어 기판을 분리한 후, 상기 제1 및 제2 반도체 칩들 사이에 제1 언더 필을 충진하는 단계; 및
상기 적층된 제1 및 제2 반도체 칩들을 회로 기판에 실장하는 단계를 포함하는 반도체 패키지의 제조 방법. - 제6항에 있어서,
상기 제1 반도체 칩들 사이의 이격 거리는 상기 제1 및 제2 폭의 차이보다 큰 반도체 패키지의 제조 방법. - 제6항에 있어서,
상기 제1 반도체 칩들을 상기 케리어 기판에 부착하는 단계는,
상기 케리어 기판에 임시 접착제(temporary adhesive)를 형성하는 단계;
상기 제1 반도체 칩들 각각에 제1 연결 패턴들을 형성하는 단계; 및
상기 제1 연결 패턴들이 상기 임시 접착제와 접하도록 상기 제1 반도체 칩들을 상기 케리어 기판에 배치하는 단계를 포함하는 반도체 패키지의 제조 방법. - 제8항에 있어서,
상기 제1 및 제2 반도체 칩들로부터 상기 케리어 기판을 분리하는 단계는,
상기 임시 접착제가 형성된 상기 케리어 기판에 물리적 또는 화학적 처리를 하여, 상기 임시 접착제 및 상기 케리어 기판을 분리하는 단계를 포함하는 반도체 패키지의 제조 방법. - 제9항에 있어서,
상기 제1 및 제2 반도체 칩들 사이에 상기 제1 언더 필을 충진하는 단계는,
상기 적층된 제1 및 제2 반도체 칩들을 뒤집은 상태에서 상기 제1 언더 필을 충진하여, 상기 제2 반도체 칩들 각각에 인접한 제1 언더 필 부분이 상기 제1 반도체 칩들 각각에 인접한 제1 언더 필 부분보다 넓은 면적을 갖도록 한 반도체 패키지의 제조 방법.
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US13/462,518 US20120280405A1 (en) | 2011-05-02 | 2012-05-02 | Semiconductor packages and methods of manufacuring the same |
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KR101896665B1 (ko) * | 2012-01-11 | 2018-09-07 | 삼성전자주식회사 | 반도체 패키지 |
KR20140110334A (ko) * | 2013-03-07 | 2014-09-17 | 삼성전자주식회사 | 반도체 패키지 및 그 제조 방법 |
US9583460B2 (en) | 2014-02-14 | 2017-02-28 | Qualcomm Incorporated | Integrated device comprising stacked dies on redistribution layers |
CN108987364B (zh) * | 2017-05-31 | 2021-03-12 | 瑞昱半导体股份有限公司 | 电子装置及其电路基板 |
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