KR102134133B1 - 반도체 패키지 및 이의 제조 방법 - Google Patents
반도체 패키지 및 이의 제조 방법 Download PDFInfo
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- KR102134133B1 KR102134133B1 KR1020130112739A KR20130112739A KR102134133B1 KR 102134133 B1 KR102134133 B1 KR 102134133B1 KR 1020130112739 A KR1020130112739 A KR 1020130112739A KR 20130112739 A KR20130112739 A KR 20130112739A KR 102134133 B1 KR102134133 B1 KR 102134133B1
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- Prior art keywords
- heat transfer
- interposer
- package
- substrate
- semiconductor chip
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Abstract
Description
도 2a는 본 발명의 실시예들에 따른 인터포저 기판의 하부면을 나타낸 단면도이다.
도 2b는 본 발명의 실시예들에 따른 인터포저 기판의 상부면을 나타낸 단면도이다.
도 3은 본 발명의 제 2 실시예에 따른 반도체 패키지를 나타낸 단면도이다.
도 4는 본 발명의 제 3 실시예에 따른 반도체 패키지를 나타낸 단면도이다.
도 5는 본 발명의 제 4 실시예에 따른 반도체 패키지를 나타낸 단면도이다.
도 6은 본 발명의 제 5 실시예에 따른 반도체 패키지를 나타낸 단면도이다.
도 7a는 본 발명의 제 5 실시예에 따른 인터포저 기판의 하부면을 나타낸 평면도이다.
도 7b는 본 발명의 제 5 실시예에 따른 인터포저 기판의 상부면을 나타낸 평면도이다.
도 8a 내지 도 8g는 본 발명의 실시예들에 따른 반도체 패키지의 제조 방법을 나타낸 단면도들이다.
도 9는 본 발명의 실시예들에 따른 반도체 패키지들을 포함하는 전자 장치의 예를 보여주는 블럭도이다.
도 10은 본 발명의 실시예들에 따른 반도체 패키지들을 포함하는 메모리 시스템의 예를 보여주는 블럭도이다.
122: 하부 열전달막 300: 인터포저
308: 하부 인터포저 열전달 패드 312: 제 1 열전달 개구부
314: 상부 인터포저 열전달 패드 316: 제 2 열전달 개구부
318: 도전 연결부 326: 상부 열전달막
500: 상부 패키지 508: 상부 반도체 칩
522: 상부 패키지 열전달 패드
Claims (10)
- 하부 패키지 기판과 상기 하부 패키지 기판 상에 배치된 하부 반도체 칩, 및 상기 하부 반도체 칩 상에 배치된 하부 열전달막을 포함하는 하부 패키지;
상기 하부 패키지 상에 적층되고, 인터포저 기판, 상기 인터포저 기판의 하부면이 리세스되어 형성된 제 1 열전달 개구부, 상기 인터포저 기판의 상부면이 리세스되어 형성된 제 2 열전달 개구부에 노출되는 상부 인터포저 열전달 패드, 및 상기 상부 인터포저 열전달 패드 상에 배치된 상부 열전달막을 포함하는 인터포저; 및
상기 인터포저 상에 적층되고, 상부 패키지 기판, 상기 상부 패키지 기판의 하부면이 리세스되어 형성된 제 3 열전달 개구부에 노출되는 상부 패키지 열전달 패드 및 상기 상부 패키지 기판 상에 배치된 상부 반도체 칩을 포함하는 상부 패키지를 포함하되,
상기 하부 열전달막은 상기 제 1 열전달 개구부에 제공되어 상기 상부 인터포저 열전달 패드와 접촉하고, 상기 상부 열전달막은 상기 제 3 열전달 개구부에 제공되어 상기 상부 패키지 열전달 패드와 접촉하는 반도체 패키지. - 제 1 항에 있어서,
상기 상부 인터포저 열전달 패드와 이격되어 배치되며, 상기 제 1 열전달 개구부에 노출되는 하부 인터포저 열전달 패드를 더 포함하고, 상기 하부 인터포저 열전달 패드는 상기 하부 열전달막과 접촉하는 반도체 패키지. - 제 1 항에 있어서,
상기 하부 패키지와 상기 인터포저 사이에 개재되어 상기 하부 패키지와 상기 인터포저를 전기적으로 연결하는 도전 연결부들을 더 포함하는 반도체 패키지. - 제 3 항에 있어서,
상기 하부 패키지와 상기 인터포저 사이를 채우고 상기 도전 연결부들과 접촉하는 언더필 수지막을 포함하는 반도체 패키지. - 제 3 항에 있어서,
상기 하부 패키지 기판 상에 상기 하부 반도체 칩을 덮도록 형성된 하부 몰딩막을 포함하되,
상기 하부 몰딩막은 관통홀들을 포함하고, 상기 관통홀들 내에 상기 도전 연결부들이 배치되는 반도체 패키지. - 제 1 항에 있어서,
상기 인터포저 기판은 복수 개의 절연막들과 상기 절연막들 사이에 배치된 내부 배선들을 갖는 인쇄회로기판인 반도체 패키지. - 제 1 항에 있어서,
상기 하부 열전달막은 상기 제 1 열전달 개구부의 깊이와 동일하거나 더 두꺼운 두께를 갖는 반도체 패키지. - 제 1 항에 있어서,
상기 상부 열전달막은 상기 제 2 열전달 개구부의 깊이 및 상기 제 3 열전달 개구부의 깊이 합과 동일하거나 더 두꺼운 두께를 갖는 반도체 패키지. - 하부 패키지 기판 상에 하부 도전 연결부들을 형성하는 것;
상기 하부 도전 연결부들이 형성된 상기 하부 패키지 기판 상에 하부 반도체 칩을 실장하는 것;
상기 하부 반도체 칩 상에 하부 열전달막을 형성하는 것;
인터포저 기판과 상기 인터포저 기판의 인터포저 기판 하부면에 부착된 상부 도전 연결부들을 포함하는 인터포저를 상기 상부 도전 연결부들이 상기 하부 도전 연결부들과 부착되도록 상기 하부 반도체 칩 상에 적층하고, 상기 하부 도전 연결부들과 상기 상부 도전 연결부들에 리플로우 공정을 실시하여 도전 연결부들을 형성하는 것;
상기 하부 패키지 기판과 상기 인터포저 기판 사이에 언더필 수지막을 형성하는 것; 및
상기 인터포저 상에 상부 패키지를 적층하는 것을 포함하되,
상기 인터포저를 상기 하부 반도체 칩 상에 적층하기 전에,
상기 인터포저 기판의 하부면 일부를 식각하여 하부 인터포저 열전달 패드를 노출시키는 제 1 열전달 개구부를 형성하는 것; 및
상기 인터포저 기판의 상부면 일부를 식각하여 상부 인터포저 열전달 패드를 노출시키는 제 2 열전달 개구부를 형성하는 것을 더 포함하는 반도체 패키지의 제조 방법.
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