KR102584991B1 - 반도체 패키지 - Google Patents
반도체 패키지 Download PDFInfo
- Publication number
- KR102584991B1 KR102584991B1 KR1020190070631A KR20190070631A KR102584991B1 KR 102584991 B1 KR102584991 B1 KR 102584991B1 KR 1020190070631 A KR1020190070631 A KR 1020190070631A KR 20190070631 A KR20190070631 A KR 20190070631A KR 102584991 B1 KR102584991 B1 KR 102584991B1
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- South Korea
- Prior art keywords
- heat dissipation
- dissipation member
- semiconductor chip
- semiconductor package
- disposed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
Description
도 2는 전자기기의 일례를 개략적으로 나타낸 사시도이다.
도 3a 및 도 3b는 팬-인 반도체 패키지의 패키징 전후를 개략적으로 나타낸 단면도이다.
도 4는 팬-인 반도체 패키지의 패키징 과정을 개략적으로 나타낸 단면도이다.
도 5는 팬-인 반도체 패키지가 인터포저 기판 상에 실장되어 최종적으로 전자기기의 메인보드에 실장된 경우를 개략적으로 나타낸 단면도이다.
도 6은 팬-인 반도체 패키지가 인터포저 기판 내에 내장되어 최종적으로 전자기기의 메인보드에 실장된 경우를 개략적으로 나타낸 단면도이다.
도 7은 팬-아웃 반도체 패키지의 개략적인 모습을 나타낸 단면도이다.
도 8은 팬-아웃 반도체 패키지가 전자기기의 메인보드에 실장된 경우를 개략적으로 나타낸 단면도이다.
도 9는 반도체 패키지의 일례를 개략적으로 나타낸 단면도이다.
도 10은 도 9의 반도체 패키지의 개략적인 Ⅰ-Ⅰ' 절단 평면도이다.
도 11은 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 12는 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 13은 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 14는 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 15는 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 16은 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 17은 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 18은 반도체 패키지의 다른 일례를 개략적으로 나타낸 단면도이다.
도 19는 일례에 따른 반도체 패키지의 방열 효과에 대한 시뮬레이션 결과를 개략적으로 나타내는 그래프이다.
도 20은 일례에 따른 반도체 패키지에 있어서 복수의 홀이 차지하는 평면적에 따른 방열부재의 방열 효과 및 접착부재의 아웃가스 효과에 대한 시뮬레이션 결과를 개략적으로 나타내는 그래프이다.
Claims (16)
- 접속패드가 배치된 활성면 및 상기 활성면의 반대측에 배치된 비활성면을 갖는 반도체칩;
상기 반도체칩의 비활성면 상에 배치되며, 복수의 홀을 가지며, 그래파이트계 물질을 포함하는 방열부재;
상기 반도체칩 및 상기 방열부재 각각의 적어도 일부를 덮는 봉합재;
상기 반도체칩의 활성면 상에 배치되며, 상기 접속패드와 연결된 재배선층을 포함하는 연결구조체; 및
상기 복수의 홀 각각의 벽면 사이를 채우며, 상기 복수의 홀 각각의 벽면의 적어도 일부와 접하는 제1금속층; 을 포함하며,
평면 상에서, 상기 방열부재의 평면적을 a라 하고, 상기 복수의 홀의 평면적의 합을 b라 할 때, 0 < b < 0.6a를 만족하며,
상기 봉합재는 상기 방열부재의 상면, 상기 방열부재의 측면, 및 상기 제1금속층의 상면 각각의 적어도 일부를 덮는,
반도체 패키지.
- 제 1 항에 있어서,
상기 방열부재는 열분해 그래파이트 시트(PGS)를 포함하는,
반도체 패키지.
- 제 2 항에 있어서,
상기 방열부재는 지르코늄(Zr), 크롬(Cr), 및 붕소(B) 중 적어도 하나의 제1첨가제를 더 포함하는,
반도체 패키지.
- 제 2 항에 있어서,
상기 방열부재는 탄소 나노 튜브(CNT), 보론 나이트라이드, 및 이들의 조합 중 적어도 하나의 제2첨가제를 더 포함하는,
반도체 패키지.
- 제 1 항에 있어서,
상기 방열부재의 평면적 a 및 상기 복수의 홀의 평면적의 합 b는,
0.05a < b < 0.6a를 만족하는,
반도체 패키지.
- 제 5 항에 있어서,
상기 반도체칩의 비활성면 및 상기 방열부재 사이에 배치된 접착부재; 를 더 포함하는,
반도체 패키지.
- 제 6 항에 있어서,
상기 접착부재는 상기 복수의 홀 중 적어도 하나의 하측의 일부를 채우는,
반도체 패키지.
- 제 6 항에 있어서,
상기 접착부재는 두께가 3 ㎛ 미만이며, 열전도도가 0.5 W/mK 이하인,
반도체 패키지.
- 제 6 항에 있어서,
상기 접착부재는 두께가 3 ㎛ 이상이며, 열전도도가 0.5 W/mK 초과인,
반도체 패키지.
- 제 1 항에 있어서,
상기 반도체칩의 측면 및 상기 방열부재의 측면은 실질적으로 코플래너한,
반도체 패키지.
- 삭제
- 삭제
- 접속패드가 배치된 활성면 및 상기 활성면의 반대측에 배치된 비활성면을 갖는 반도체칩;
상기 반도체칩의 비활성면 상에 배치되며, 복수의 홀을 가지며, 그래파이트계 물질을 포함하는 방열부재;
상기 반도체칩 및 상기 방열부재 각각의 적어도 일부를 덮는 봉합재;
상기 반도체칩의 활성면 상에 배치되며, 상기 접속패드와 연결된 재배선층을 포함하는 연결구조체; 및
상기 방열부재의 상면, 상기 방열부재의 하면, 상기 방열부재의 측면, 및 상기 복수의 홀 각각의 벽면을 덮는 제2금속층; 을 포함하며,
평면 상에서, 상기 방열부재의 평면적을 a라 하고, 상기 복수의 홀의 평면적의 합을 b라 할 때, 0 < b < 0.6a를 만족하며,
상기 봉합재는 상기 복수의 홀 각각에서 상기 제2금속층 사이를 채우는,
반도체 패키지.
- 제 13 항에 있어서,
상기 제2금속층은, 상기 방열부재의 상면과 상기 방열부재의 하면과 상기 방열부재의 측면과 상기 복수의 홀 각각의 벽면 상에 배치된 제2-1금속층, 및 상기 제2-1금속층 상에 배치되며 상기 제2-1금속층보다 두꺼운 제2-2금속층을 포함하는,
반도체 패키지.
- 제 1 항에 있어서,
상기 접속패드와 연결된 복수의 배선층을 포함하며, 관통홀을 갖는 프레임; 을 더 포함하며,
상기 반도체칩 및 상기 방열부재는 상기 관통홀에 배치되며,
상기 봉합재는 상기 관통홀의 적어도 일부를 채우는,
반도체 패키지. - 삭제
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