KR100874923B1 - 멀티 스택 패키지, 이의 제조 방법 및 이를 제조하기 위한반도체 패키지 금형 - Google Patents
멀티 스택 패키지, 이의 제조 방법 및 이를 제조하기 위한반도체 패키지 금형 Download PDFInfo
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- KR100874923B1 KR100874923B1 KR1020070032516A KR20070032516A KR100874923B1 KR 100874923 B1 KR100874923 B1 KR 100874923B1 KR 1020070032516 A KR1020070032516 A KR 1020070032516A KR 20070032516 A KR20070032516 A KR 20070032516A KR 100874923 B1 KR100874923 B1 KR 100874923B1
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Abstract
Description
Claims (18)
- 제 1 반도체 칩 패키지 및 상기 제 1 반도체 패키지 칩 상에 적층되는 하나 이상의 제 2 반도체 칩 패키지를 포함하는 멀티 스택 패키지로서,상기 제 1 반도체 칩 패키지는, i) 제 1 반도체 칩이 탑재되는 중심부 및 도전성 접속 패드 그룹이 형성된 하나 이상의 제 1 가장자리부를 구비하는 제 1 면을 구비하는 제 1 기판, 및 ii) 상기 중심부 상에서 상기 제 1 반도체 칩을 피복하는 바디부 및 상기 바디부로부터 상기 도전성 패드 그룹을 회피하여 상기 제 1 면 상의 코너부를 향하여 연장된 하나 이상의 확장부를 구비하는 몰딩 부재를 포함하며,상기 제 2 반도체 칩 패키지는 제 2 기판을 포함하되, 상기 제 2 기판은 하나 이상의 제 2 반도체 칩이 탑재되는 제 3 면 및 상기 제 1 기판의 상기 도전성 접속 패드들과 접속되는 복수의 적층용 도전체를 구비하는 제 4 면을 포함하는 멀티 스택 패키지.
- 제 1 항에 있어서,상기 몰딩 부재의 상기 확장부는 상기 제 1 면 상의 상기 코너부 중 적어도 하나를 전부 피복하는 멀티 스택 패키지.
- 제 1 항에 있어서,상기 제 1 기판의 상기 제 1 면은 도전성 접속 패드 그룹이 형성되지 않은 제 2 가장자리부를 더 포함하며,상기 몰딩 부재의 상기 확장부는 상기 제 2 가장자리부 및 상기 제 2 가장자리부에 인접하는 양 코너부들을 일부 또는 전부 피복하는 멀티 스택 패키지.
- 청구항 4은(는) 설정등록료 납부시 포기되었습니다.제 1 항에 있어서,상기 제 1 기판 및 상기 제 2 기판 중 어느 하나 또는 이들 모두는 세라믹 또는 가요성 수지로 이루어진 인쇄회로기판인 멀티 스택 패키지.
- 제 1 항에 있어서,상기 제 1 반도체 칩은 상기 제 1 기판의 제 1 면에 와이어 본딩 또는 플립-칩 본딩에 의해 전기적으로 접속되는 멀티 스택 패키지.
- 제 1 항에 있어서,상기 제 1 반도체 칩과 제 2 반도체 칩은 동종 또는 이종 소자인 멀티 스택 패키지.
- 청구항 7은(는) 설정등록료 납부시 포기되었습니다.제 1 항에 있어서,상기 제 1 반도체 칩 및 상기 제 2 반도체 칩 중 어느 하나 또는 이들 모두는 논리 칩, 메모리 칩 또는 RF 통신 칩을 포함하는 멀티 스택 패키지.
- 청구항 8은(는) 설정등록료 납부시 포기되었습니다.제 1 항에 있어서,상기 제 1 기판은 복수의 실장용 도전체를 구비하는 제 2 면을 더 포함하는 멀티 스택 패키지.
- 제 8 항에 있어서,상기 실장용 도전체는 리드 또는 도전성 범프인 멀티 스택 패키지.
- 청구항 10은(는) 설정등록료 납부시 포기되었습니다.제 9 항에 있어서,상기 도전성 범프는 증착된 금속 범프, 솔더볼 또는 스터드 범프인 멀티 스택 패키지.
- 청구항 11은(는) 설정등록료 납부시 포기되었습니다.제 1 항에 있어서,상기 적층용 도전체는 도전성 범프인 멀티 스택 패키지.
- 청구항 12은(는) 설정등록료 납부시 포기되었습니다.제 11 항에 있어서,상기 도전성 범프는 솔더볼, 금범프 또는 스터드 범프인 멀티 스택 패키지.
- 제 1 기판을 제공하는 단계로서, 상기 제 1 기판은 제 1 반도체 칩이 탑재되는 중심부, 및 도전성 접속 패드 그룹이 형성된 하나 이상의 제 1 가장자리부를 포함하는 제 1 면을 포함하는 단계;상기 제 1 기판 상에 몰딩 부재를 형성하는 단계로서, 상기 몰딩 부재는 상기 제 1 기판의 상기 중심부 상에서 상기 제 1 반도체 칩을 피복하는 바디부 및 상기 바디부로부터 상기 제 1 기판의 상기 도전성 접속 패드 그룹을 회피하여 상기 제 1 면 상의 코너부를 향하여 연장된 하나 이상의 확장부를 포함하는 단계; 및상기 제 1 기판 상에 제 2 기판을 제공하는 단계로서, 상기 제 2 기판은 하나 이상의 제 2 반도체 칩이 탑재되는 제 3 면 및 상기 제 1 기판의 상기 도전성 접속 패드들과 접속되는 복수의 적층용 도전체들이 형성된 제 4 면을 포함하는 멀티 스택 패키지의 제조 방법.
- 제 13 항에 있어서, 상기 제 2 기판을 제공하는 단계는,상기 적층용 도전체들을 상기 제 1 기판의 상기 도전성 접속 패드들에 정렬시키는 단계; 및상기 적층용 도전체들과 상기 제 1 기판의 상기 도전성 접속 패드들을 접합시키는 단계를 포함하는 멀티 스택 패키지의 제조 방법.
- 청구항 15은(는) 설정등록료 납부시 포기되었습니다.제 14 항에 있어서,상기 적층용 도전체들과 상기 제 1 기판의 도전성 접속 패드를 접합시키는 단계는, 상기 도전성 접속 패드들에 대한 열압착 또는 리플로우 공정에 의해 수행되는 멀티 스택 패키지의 제조 방법.
- 청구항 16은(는) 설정등록료 납부시 포기되었습니다.제 13 항에 있어서,상기 몰딩 부재를 형성하는 단계는 트랜스퍼 몰딩 공정에 의해 수행되는 멀티 스택 패키지의 제조 방법.
- 제 1 내지 제 12 항 중 어느 하나의 항에 기재된 상기 멀티 스택 패키지를 제조하기 위한 반도체 패키지 금형으로서,상기 제 1 기판의 상기 제 1 면에 대한 부분 몰딩 공정을 수행하기 위한 캐비티를 제공하는 제 1 금형 및 상기 제 1 기판의 상기 제 2 면에 접촉하여 상기 제 1 기판을 지지하는 제 2 금형을 포함하며,상기 캐비티는 상기 제 1 기판의 상기 도전성 접속 패드 그룹이 형성된 제 1 가장자리부와 접촉하는 제 1 내부 표면 및 상기 제 1 가장자리부와 인접하는 상기 코너부의 상부를 둘러싸는 제 2 내부 표면에 의해 한정되는 반도체 패키지 금형.
- 제 17 항에 있어서,상기 제 1 기판은 도전성 접속 패드 그룹이 형성되지 않은 제 2 가장자리부를 포함하며,상기 캐비티의 상기 내부 표면은 상기 제 2 가장자리부의 상부를 둘러싸는 제 3 내부 표면을 더 포함하는 반도체 패키지 금형.
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