KR20140034909A - 반도체 다이 어셈블리들, 이를 포함하는 반도체 장치들, 및 제조 방법들 - Google Patents
반도체 다이 어셈블리들, 이를 포함하는 반도체 장치들, 및 제조 방법들 Download PDFInfo
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- KR20140034909A KR20140034909A KR1020147000984A KR20147000984A KR20140034909A KR 20140034909 A KR20140034909 A KR 20140034909A KR 1020147000984 A KR1020147000984 A KR 1020147000984A KR 20147000984 A KR20147000984 A KR 20147000984A KR 20140034909 A KR20140034909 A KR 20140034909A
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Abstract
Description
도 2a 내지 도 2m은 본 개시에 따른 반도체 구조를 형성하는 방법의 다른 실시예를 예시한다.
도 2n 및 도 2o는 도 2a 내지 도 2l의 방법에 형성되는 완성된 스택 다이 패키지의 측단면도 및 단부(저면)도를 각각 도시한다.
도 3a 내지 도 3c는 본 개시의 실시예들에 따른 스택 다이 구조를 포함하는 반도체 장치의 제조에 대한 시퀀스, 및 최종 반도체 장치를 개략적으로 예시한다.
도 4는 도 1a에 도시된 베이스 웨이퍼의 일부의 평면도이다.
도 5는 도 2g의 좌측에서 파선으로 도시된 바와 같은 리세스들(RE)을 도시하는 도 2g의 베이스 웨이퍼의 일부의 평면도이다.
도 6은 도 2g의 우측에서 파선들로 도시된 바와 같은 리세스(RD)를 도시하는 도 2g의 베이스 웨이퍼의 다른 일부의 평면도이다.
Claims (31)
- 반도체 다이(die) 어셈블리를 형성하는 방법으로서,
복수의 측방 이격 반도체 다이들을 베이스 웨이퍼에 고정하는 단계;
적어도 2개의 반도체 다이들을 상기 복수의 각각의 반도체 다이 위에 배치하여 스택(stack)을 형성하고 상기 반도체 다이들의 전도성 관통 비아들을 그 사이에 연장되는 전도성 요소들과 스택으로 연결하는 단계;
유전체 재료를 상기 반도체 다이들 사이에 스택으로 제공하는 단계;
상기 베이스 웨이퍼의 반도체 다이들의 상기 스택들 각각의 적어도 주변을 상기 반도체 다이들의 스택들 사이 및 주위의 봉지재 재료에 의해 실질적으로 동시에 캡슐화하는 단계; 및
상기 반도체 다이들의 스택들 및 상기 베이스 웨이퍼를 상기 반도체 다이들의 스택들 사이의 상기 봉지재 재료를 통해 싱귤레이트(singulate)하는 단계를 포함하는 방법. - 청구항 1에 있어서,
유전체 재료를 상기 베이스 웨이퍼의 표면 위에 형성하는 단계;
복수의 열 전도성 요소들을 상기 유전체 재료 위에 상기 측방 이격 반도체 다이들의 전도성 관통 비아들의 패턴과 정렬되는 패턴으로 형성하는 단계; 및
상기 열 전도성 요소들을 상기 복수의 측방 이격 반도체 다이들의 반도체 다이들의 상기 전도성 관통 비아들과 접촉하여 배치하는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
상기 복수의 측방 이격 반도체 다이들을 상기 베이스 웨이퍼에 다이 부착 필름 및 유동성 유전체 재료 중 하나에 의해 고정하는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
솔더 리플로우(solder reflow), 열압축 본딩 및 초음파 본딩 중 하나를 사용하여 상기 적어도 2개의 반도체 다이들을 서로에 그리고 상기 복수의 측방 이격 반도체 다이들의 반도체 다이에 연결하는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
적어도 2개의 반도체 다이들을 상기 베이스 웨이퍼에 고정되는 상기 복수의 측방 이격 반도체 다이들의 각각의 반도체 다이 위에 스태킹(stack)하는 단계는 표면들로부터 연장되는 전도성 요소들을 갖는 적어도 2개의 반도체 다이들을 스태킹하는 단계를 포함하는 방법. - 청구항 1에 있어서,
상기 복수의 측방 이격 반도체 다이들의 반도체 다이들을 적어도 부분적으로 상기 베이스 웨이퍼 내의 측방 이격 리세스(recess)들에 배치하는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
상기 베이스 웨이퍼 내의 대응하는 복수의 리세스들에 적어도 부분적으로 수용된 상태에서 상기 복수의 측방 이격 반도체 다이들의 반도체 다이들을 상기 베이스 웨이퍼 위에 배치하는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
각각의 반도체 다이를 공통 방향으로 향하는 활성 표면들과 스택으로 배향시키는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
각각의 반도체 다이를 상기 베이스 웨이퍼를 향하는 활성 표면들과 스택으로 배향시키는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
상기 반도체 다이들의 스택들을 상기 봉지재 재료 및 상기 베이스 웨이퍼를 통해 싱귤레이트하기 전에,
상기 베이스 웨이퍼를 박형화하는 단계;
각각의 다이 스택의 테스트를 수행하는 단계; 및
테스트에 의해 결정되는 바와 같은 굿(good) 다이 스택 위치들을 마킹하는 단계를 더 포함하는 방법. - 청구항 1에 있어서,
복수의 측방 이격 반도체 다이들을 베이스 웨이퍼에 고정하는 단계는 복수의 반도체 다이들을 어떤 집적 회로부도 갖지 않는 베이스 웨이퍼에 고정하는 단계를 포함하는 방법. - 청구항 1에 있어서,
반도체 다이들의 스택들 사이에서 상기 봉지재 재료 및 상기 베이스 웨이퍼를 통해 분리하기 전에,
봉지재 재료가 없는 상기 베이스 웨이퍼로부터 가장 먼 반도체 다이들의 전도성 관통 비아들에 대한 컨택트(contact)들을 적어도 부분적으로 남기는 단계;
전도성 관통 비아들과 연통을 테스트하는 패드들을 포함하는 재분배 회로부를 상기 베이스 웨이퍼로부터 가장 먼 각각의 반도체 다이의 후면측 위에 스택으로 형성하는 단계;
패시베이션(passivation)을 상기 베이스 웨이퍼로부터 가장 먼 각각의 반도체 다이의 후면측 위에 스택으로 도포하고 상기 패드들 및 상기 전도성 관통 비아들에 대한 컨택트들을 남기는 단계; 및
상기 전도성 관통 비아들에 대한 컨택트들 위의 그리고 컨택트들에 연결되는 외부 연결 전도성 요소들을 형성하는 단계를 더 포함하는 방법. - 반도체 다이 어셈블리를 형성하는 방법으로서,
전도성 관통 비아들을 갖는 복수의 측방 이격 반도체 다이들을 상기 전도성 관통 비아들과 일직선으로 열 전도성 요소들이 돌출되는 베이스 웨이퍼에 고정하는 단계;
복수의 반도체 다이를 상기 복수의 측방 이격 반도체 다이들의 각각의 반도체 다이 위에 스태킹하고 스택 반도체 다이들의 전도성 관통 비아들을 그 사이에 연장되는 전도성 요소들과 연결하는 단계;
유전체 재료를 상기 반도체 다이들 사이에 도입하는 단계;
상기 베이스 웨이퍼 상의 상기 반도체 다이들의 적어도 주변을 상기 반도체 다이들 사이 및 주위의 봉지재 재료에 의해 실질적으로 동시에 캡슐화하는 단계; 및
반도체 다이들의 스택들 사이에서 상기 봉지재 재료 및 상기 베이스 웨이퍼를 통해 분리하는 단계를 포함하는 방법. - 청구항 13에 있어서,
복수의 반도체 다이들을 상기 베이스 웨이퍼에 고정되는 상기 복수의 측방 이격 반도체 다이들의 각각의 반도체 다이 위에 스태킹하는 단계는 표면들로부터 연장되는 전도성 요소들을 갖는 적어도 2개의 반도체 다이들을 스태킹하는 단계를 포함하는 방법. - 청구항 13에 있어서,
솔더 리플로우, 열압축 본딩 및 초음파 본딩 중 하나를 사용하여 상기 복수의 반도체 다이들을 서로에 그리고 상기 복수의 측방 이격 반도체 다이들의 반도체 다이에 연결하는 단계를 더 포함하는 방법. - 청구항 13에 있어서,
상기 반도체 다이들의 스택들을 상기 봉지재 재료 및 상기 베이스 웨이퍼를 통해 분리하기 전에,
상기 베이스 웨이퍼를 박형화하는 단계;
각각의 다이 스택의 테스트를 수행하는 단계; 및
테스트에 의해 결정되는 바와 같은 굿 다이 스택 위치들을 마킹하는 단계를 더 포함하는 방법. - 청구항 13에 있어서,
각각의 반도체 다이를 공통 방향으로 향하는 활성 표면들과 스택으로 배향시키는 단계를 더 포함하는 방법. - 청구항 13에 있어서,
각각의 반도체 다이를 상기 베이스 웨이퍼와 떨어져 있는 활성 표면들과 스택으로 배향시키는 단계를 더 포함하는 방법. - 청구항 13에 있어서,
복수의 측방 이격 반도체 다이들을 베이스 웨이퍼에 고정하는 단계는 복수의 반도체 다이들을 집적 회로부가 없는 베이스 웨이퍼 고정하는 단계를 포함하는 방법. - 반도체 다이 어셈블리로서,
어떤 집적 회로부도 갖지 않는 웨이퍼 세그먼트;
표면에 고정되는 웨이퍼 세그먼트가 그것과 열 전도 연통되는 더 작은 측방 치수들의 반도체 다이들의 스택으로서, 상기 반도체 다이들은 상기 반도체 다이들의 전도성 관통 비아들과 전도 접촉하는 그 사이의 전도성 요소들에 의해 상호 동작적으로 결합되는 상기 반도체 다이들의 스택;
상기 스택의 반도체 다이들 사이의 비전도성 재료; 및
상기 스택의 다이들 주변에 연장되고 상기 웨이퍼 세그먼트의 표면과 접촉하는 봉지재 재료를 포함하는 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 스택의 반도체 다이들은 공통 방향으로 향하는 활성 표면들과 배향되는 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 스택의 반도체 다이들은 상기 웨이퍼 세그먼트를 향하는 활성 표면들과 배향되는 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 웨이퍼 세그먼트의 표면 위의 유전체; 및
상기 스택의 반도체 다이들의 전도성 관통 비아들의 패턴과 대응하는 패턴이고 상기 웨이퍼 세그먼트에 인접한 상기 스택의 반도체 다이의 전도성 관통 비아들과 열 전도 접촉하는 상기 유전체 위의 복수의 열 전도성 요소들을 더 포함하는 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 웨이퍼 세그먼트에 인접한 상기 스택의 반도체 다이는 다이 부착 필름 및 유전체 재료 중 하나에 의해 그것에 고정되는 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 웨이퍼 세그먼트에 인접한 스택의 반도체 다이는 그것에 고정되고 상기 스택의 상기 반도체 다이들은 솔더 본드, 열압축 본드 및 초음파 본드로 구성되는 그룹으로부터 선택된 금속 본드를 사용하여 동작적으로 결합되는 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 베이스 웨이퍼로부터 가장 먼 상기 스택의 상기 반도체 다이의 후면측 상에,
전도성 관통 비아들에 대해 적어도 부분적으로 노출된 컨택트들;
전도성 관통 비아들에 동작적으로 결합되는 반도체 다이들의 상기 스택을 테스트하는 패드들을 포함하는 재분배 회로부;
상기 전도성 관통 비아들에 대해 적어도 부분적으로 노출된 상기 컨택트들 위에서 상기 반도체 다이로부터 연장되고 상기 컨택트들에 동작적으로 결합되는 외부 연결 전도성 요소들; 및
상기 패드들 및 외부 연결 전도성 요소들을 노출시킨 패시베이션을 더 포함하는 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 스택의 반도체 다이들 모두는 노운 굿 다이(known good die)인 반도체 다이 어셈블리. - 청구항 20에 있어서,
상기 웨이퍼 세그먼트는 상기 표면에 연장되는 캐비티(cavity)를 더 포함하고; 및
상기 웨이퍼 세그먼트에 인접한 상기 스택의 반도체 다이는 상기 캐비티에 적어도 부분적으로 수용되는 반도체 다이 어셈블리. - 청구항 16에 있어서,
상기 웨이퍼 세그먼트의 표면은 복수의 리세스들을 포함하고;
상기 웨이퍼 세그먼트에 인접한 상기 스택의 반도체 다이의 상기 활성 표면으로부터 연장되는 전도성 요소들은 상기 복수의 리세스들에 적어도 부분적으로 배치되는 반도체 다이 어셈블리. - 청구항 16에 있어서,
상기 웨이퍼 세그먼트는 히트 싱크를 포함하는 반도체 다이 어셈블리. - 반도체 장치로서,
표면 상에 외부 연결들을 포함하는 캐리어 기판;
상기 캐리어 기판의 대향 표면 상에 장착되고 상기 외부 연결들에 동작적으로 결합되는 로직 다이 및 시스템 온 칩 다이 중 하나; 및
어셈블리로서:
집적 회로부가 없는 웨이퍼 세그먼트;
그 사이에서 연장되는 전도성 요소들과 결합되는 전도성 관통 비아들을 갖고 로직 다이 및 시스템 온 칩 다이 중 상기 하나에 동작적으로 결합되는 상기 웨이퍼 세그먼트의 표면 상의 반도체 다이들의 스택;
상기 스택의 상기 반도체 다이들 사이의 비전도성 재료; 및
웨이퍼 세그먼트 위에 그리고 상기 웨이퍼 세그먼트, 상기 반도체 다이들의 스택 및 상기 로직 다이 및 상기 시스템 온 칩 다이 중 상기 하나 주변에 연장되고 상기 캐리어 기판과 접촉하는 적어도 1개의 봉지재 재료를 포함하는 상기 어셈블리를 포함하는 반도체 장치.
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| US13/192,014 US8552567B2 (en) | 2011-07-27 | 2011-07-27 | Semiconductor die assemblies, semiconductor devices including same, and methods of fabrication |
| PCT/US2012/047809 WO2013016264A2 (en) | 2011-07-27 | 2012-07-23 | Semiconductor die assemblies, semiconductor devices including same, and methods of fabrication |
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| EP (1) | EP2737525B1 (ko) |
| JP (1) | JP5957080B2 (ko) |
| KR (1) | KR101594939B1 (ko) |
| CN (1) | CN103718289B (ko) |
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| EP2737525A2 (en) | 2014-06-04 |
| US8552567B2 (en) | 2013-10-08 |
| CN103718289A (zh) | 2014-04-09 |
| US20140353815A1 (en) | 2014-12-04 |
| US20130026643A1 (en) | 2013-01-31 |
| US20140017823A1 (en) | 2014-01-16 |
| CN103718289B (zh) | 2017-02-15 |
| WO2013016264A2 (en) | 2013-01-31 |
| TW201316476A (zh) | 2013-04-16 |
| WO2013016264A3 (en) | 2013-03-21 |
| TWI619222B (zh) | 2018-03-21 |
| JP2014522115A (ja) | 2014-08-28 |
| TWI482258B (zh) | 2015-04-21 |
| TW201523827A (zh) | 2015-06-16 |
| US8828798B2 (en) | 2014-09-09 |
| JP5957080B2 (ja) | 2016-07-27 |
| KR101594939B1 (ko) | 2016-02-17 |
| EP2737525B1 (en) | 2021-07-07 |
| EP2737525A4 (en) | 2015-04-01 |
| US9379091B2 (en) | 2016-06-28 |
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