KR20180030147A - 독립적인 3d 적층 - Google Patents
독립적인 3d 적층 Download PDFInfo
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- KR20180030147A KR20180030147A KR1020187004420A KR20187004420A KR20180030147A KR 20180030147 A KR20180030147 A KR 20180030147A KR 1020187004420 A KR1020187004420 A KR 1020187004420A KR 20187004420 A KR20187004420 A KR 20187004420A KR 20180030147 A KR20180030147 A KR 20180030147A
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Abstract
Description
도 2는 일 실시예에 따른, 블라인드 비아(blind via)들을 포함하는 제1 레벨 다이의 개략적인 측단면도 예시이다.
도 3은 일 실시예에 따른, 캐리어 기판에 부착된 제1 레벨 다이의 측단면도 예시이다.
도 4는 일 실시예에 따른, 박형화된(thinned) 제1 레벨 다이의 측단면도 예시이다.
도 5는 일 실시예에 따른, 박형화된 제1 레벨 다이 위에 형성된 갭 충전 산화물 층의 측단면도 예시이다.
도 6은 일 실시예에 따른, 관통 산화물 비아들을 포함하는 평탄화된 갭 충전 산화물 층의 측단면도 예시이다.
도 7은 일 실시예에 따른, 관통 산화물 비아들을 포함하는 평탄화된 갭 충전 산화물 층 위에 형성된 제1 레벨 재배선 층의 측단면도 예시이다.
도 8은 일 실시예에 따른, 평탄화된 제1 레벨 재배선 층을 포함하는 제1 패키지 레벨의 측단면도 예시이다.
도 9는 일 실시예에 따른, 제1 패키지 레벨에 하이브리드 접합된 제2 레벨 다이의 확대도를 포함하는 측단면도 예시이다.
도 10은 일 실시예에 따른, 제1 패키지 레벨 상의 봉지된 제2 레벨 다이의 측단면도 예시이다.
도 11은 일 실시예에 따른, 하이브리드 접합된 제2 레벨 다이를 포함하는 패키지의 측단면도 예시이다.
도 12는 일 실시예에 따른, 박형화된 제2 패키지 레벨을 포함하는 패키지의 측단면도 예시이다.
도 13은 일 실시예에 따른, 적층된 다이, 관통 산화물 비아들, 및 관통 실리콘 비아들을 포함하는 패키지의 개략적인 하면도 예시이다.
도 14는 일 실시예에 따른, 패키지를 형성하는 방법을 예시하는 흐름도이다.
도 15a 내지 도 15d는 일 실시예에 따른, 셋 이상의 패키지 레벨을 갖는 패키지를 형성하는 방법의 측단면도 예시들이다.
도 16은 일 실시예에 따른, 패키지를 형성하는 방법을 예시하는 흐름도이다.
도 17a 내지 도 17d는 일 실시예에 따른, 패키지를 형성하는 방법의 측단면도 예시들이다.
도 17e는 일 실시예에 따른, 셋 이상의 패키지 레벨을 갖는 패키지의 측단면도 예시이다.
도 18은 일 실시예에 따른, 다이 적층 배열의 개략적인 하면도 예시 및 관통 산화물 비아들의 행의 확대 사시도이다.
도 19a는 일 실시예에 따른, 도 18의 라인 A-A를 따라 취한 패키지의 측단면도 예시이다.
도 19b는 일 실시예에 따른, 도 18의 라인 B-B를 따라 취한 패키지의 측단면도 예시이다.
Claims (20)
- 패키지로서,
재배선 층(redistribution layer; RDL);
상기 RDL 상의 제1 패키지 레벨의 전방 측 - 상기 제1 패키지 레벨은,
상기 RDL 상의 갭 충전 산화물 층 내에 봉지된 제1 레벨 다이; 및
상기 갭 충전 산화물 층을 통해 연장되는 복수의 관통 산화물 비아(TOV)를 포함하고;
상기 TOV들 및 상기 제1 레벨 다이는 약 20 마이크로미터 이하의 높이를 가짐 -; 및
상기 제1 패키지 레벨의 후방 측에 하이브리드 접합된 제2 레벨 다이를 포함하는 제2 패키지 레벨
을 포함하며, 상기 하이브리드 접합은 직접 접합된 산화물-산화물 표면들 및 직접 접합된 금속-금속 표면들을 포함하는, 패키지. - 제1항에 있어서, 상기 제1 패키지 레벨은 상기 제1 레벨 다이의 후방 측 및 상기 갭 충전 산화물 층 상의 제1 패키지 레벨 RDL을 포함하고, 상기 복수의 TOV는 상기 RDL과 상기 제1 패키지 레벨 RDL 사이에 전기적 연결을 제공하는, 패키지.
- 제2항에 있어서, 상기 제2 레벨 다이는 상기 제1 패키지 레벨 RDL의 평탄화된 후방 표면에 하이브리드 접합되는, 패키지.
- 제3항에 있어서, 상기 제1 패키지 레벨 RDL은 산화물 유전체 층 및 금속 재배선 라인을 포함하고, 상기 제2 레벨 다이는 상기 산화물 유전체 층 및 상기 금속 재배선 라인에 하이브리드 접합되는, 패키지.
- 제2항에 있어서, 상기 제1 레벨 다이는 복수의 관통 실리콘 비아(TSV)를 포함하고, 상기 제1 패키지 레벨 RDL은 상기 복수의 TSV 상에 그리고 그와 전기적으로 접촉하여 형성되는, 패키지.
- 제1항에 있어서, 상기 RDL은 상기 제1 레벨 다이의 전방 측 및 상기 복수의 TOV 상에 그리고 그와 전기적으로 접촉하여 형성되는, 패키지.
- 제1항에 있어서, 상기 제2 레벨 다이는 상기 제1 패키지 레벨 상의 성형 화합물 내에 봉지되는, 패키지.
- 제1항에 있어서,
TOV들의 제2 행 -
상기 복수의 TOV는 TOV들의 제1 행을 포함하고, 상기 TOV들의 상기 제1 및 제2 행들은 상기 제1 레벨 다이의 제1 쌍의 측방향 대향 측면들에 측방향으로 인접함 -; 및
상기 제1 레벨 다이의 제2 쌍의 측방향 대향 측면들에 측방향으로 인접한 제2의 제1 레벨 다이 및 제3의 제1 레벨 다이를 추가로 포함하며;
상기 RDL은 상기 제1 레벨 다이의 전방 측, 상기 제2의 제1 레벨 다이의 전방 측, 상기 제3의 제1 레벨 다이의 전방 측, 상기 TOV들의 제1 행, 및 상기 TOV들의 제2 행 상에 그리고 그와 전기적으로 접촉하여 형성되는, 패키지. - 제8항에 있어서, 상기 제1 레벨 다이 내에 복수의 TSV를 추가로 포함하며, 각각의 TSV는 약 10 μm 이하의 최대 폭을 갖는, 패키지.
- 패키지로서,
재배선 층(RDL);
상기 RDL의 후방 측 상의 제1 패키지 레벨의 전방 측 - 상기 제1 패키지 레벨은,
상기 RDL의 상기 후방 측 상의 갭 충전 산화물 층 내에 봉지된 제1 레벨 다이;
상기 RDL의 상기 후방 측으로부터 돌출되는 관통 산화물 비아(TOV)들의 제1 행;
상기 RDL의 상기 후방 측으로부터 돌출되는 관통 산화물 비아(TOV)들의 제2 행 -
상기 제1 레벨 다이는 상기 TOV들의 상기 제1 및 제2 행들 사이에 측방향으로 위치됨 -을 포함함 -; 및
상기 제1 패키지 레벨의 후방 측에 하이브리드 접합된 복수의 제2 레벨 다이
를 포함하며, 상기 하이브리드 접합은 직접 접합된 산화물-산화물 표면들 및 직접 접합된 금속-금속 표면들을 포함하는, 패키지. - 제10항에 있어서, 상기 제1 패키지 레벨은 상기 제1 레벨 다이의 후방 측 및 상기 갭 충전 산화물 층 상의 제1 패키지 레벨 RDL을 포함하고, 상기 복수의 TOV는 상기 RDL과 상기 제1 패키지 레벨 RDL 사이에 전기적 연결을 제공하는, 패키지.
- 제11항에 있어서, 상기 제1 패키지 레벨 RDL은 산화물 유전체 층 및 금속 재배선 라인을 포함하고, 상기 제2 레벨 다이는 상기 산화물 유전체 층 및 상기 금속 재배선 라인에 하이브리드 접합되는, 패키지.
- 제10항에 있어서, 상기 제1 레벨 다이의 대향 측면들에 측방향으로 인접한 제2의 제1 레벨 다이 및 제3의 제1 레벨 다이를 추가로 포함하고, 상기 제1 레벨 다이, 상기 제2의 제1 레벨 다이, 및 상기 제3의 제1 레벨 다이는 상기 RDL 상에 있고 그와 전기적으로 접촉하는, 패키지.
- 제13항에 있어서, 상기 제1 레벨 다이는 직사각형이고, 상기 TOV들의 상기 제1 및 제2 행들은 상기 제1 레벨 다이의 제1 쌍의 측방향 대향 측면들에 측방향으로 인접하며, 상기 제2의 제1 레벨 다이 및 상기 제3의 제1 레벨 다이는 상기 제1 레벨 다이의 제2 쌍의 측방향 대향 측면들에 측방향으로 인접한, 패키지.
- 제14항에 있어서, 상기 제1 레벨 다이, 상기 TOV들의 제1 행, 및 상기 TOV들의 제2 행은 약 20 μm 이하의 높이를 갖는, 패키지.
- 제15항에 있어서, 상기 제1 레벨 다이 내에 복수의 TSV를 추가로 포함하며, 각각의 TSV는 약 10 μm 이하의 최대 폭을 갖는, 패키지.
- 패키지를 형성하는 방법으로서,
캐리어 기판 상에 제1 패키지 레벨을 형성하는 단계 - 상기 제1 패키지 레벨은 갭 충전 산화물 층 내에 봉지된 제1 레벨 다이 및 복수의 관통 산화물 비아(TOV)를 포함하고, 상기 TOV들은 약 20 μm 이하의 높이를 가짐 -;
상기 제1 패키지 레벨에 제2 레벨 다이를 하이브리드 접합하는 단계 - 상기 하이브리드 접합은 직접 접합된 산화물-산화물 표면들 및 금속-금속 표면들을 포함함 -;
상기 제1 패키지 레벨의 후방 측 상에 상기 제2 레벨 다이를 봉지하는 단계;
상기 캐리어 기판을 제거하는 단계; 및
상기 제1 패키지 레벨의 전방 측 상에 재배선 층(RDL)을 형성하는 단계
를 포함하는, 방법. - 제17항에 있어서, 상기 캐리어 기판 상에 상기 제1 패키지 레벨을 형성하는 단계는,
상기 캐리어 기판에 상기 제1 레벨 다이를 부착하는 단계;
상기 제1 레벨 다이 위에 상기 갭 충전 산화물 층을 퇴적하는 단계;
상기 갭 충전 산화물 층을 평탄화하는 단계; 및
상기 갭 충전 산화물 층 내에 상기 복수의 TOV를 형성하는 단계를 포함하는, 방법. - 제18항에 있어서, 상기 캐리어 기판에 상기 제1 레벨 다이를 부착하는 단계 후에 그리고 상기 제1 레벨 다이 위에 상기 갭 충전 산화물 층을 퇴적하는 단계 전에 상기 제1 레벨 다이의 두께를 감소시키기 위해 상기 제1 레벨 다이를 연삭하는 단계를 추가로 포함하는, 방법.
- 제17항에 있어서,
상기 캐리어 기판 상에 상기 제1 패키지 레벨을 형성하는 단계는,
상기 평탄화된 갭 충전 산화물 층 및 제1 레벨 다이 상에 제1 레벨 RDL을 형성하는 단계; 및
상기 제1 레벨 RDL을 평탄화하는 단계를 포함하며,
상기 제1 패키지 레벨에 상기 제2 레벨 다이를 하이브리드 접합하는 단계는, 상기 평탄화된 제1 레벨 RDL에 상기 제2 레벨 다이를 하이브리드 접합하는 단계를 포함하는, 방법.
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| Publication number | Publication date |
|---|---|
| CN107851615B (zh) | 2021-01-05 |
| WO2017034654A1 (en) | 2017-03-02 |
| KR102033865B1 (ko) | 2019-10-17 |
| CN107851615A (zh) | 2018-03-27 |
| US20170053897A1 (en) | 2017-02-23 |
| TWI621228B (zh) | 2018-04-11 |
| US9559081B1 (en) | 2017-01-31 |
| TW201712824A (zh) | 2017-04-01 |
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