KR20160031121A - 반도체 패키지 및 그 제조방법 - Google Patents
반도체 패키지 및 그 제조방법 Download PDFInfo
- Publication number
- KR20160031121A KR20160031121A KR1020140120307A KR20140120307A KR20160031121A KR 20160031121 A KR20160031121 A KR 20160031121A KR 1020140120307 A KR1020140120307 A KR 1020140120307A KR 20140120307 A KR20140120307 A KR 20140120307A KR 20160031121 A KR20160031121 A KR 20160031121A
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- Prior art keywords
- semiconductor chip
- pad
- thermal
- connection
- bump
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- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/91—Methods for connecting semiconductor or solid state bodies including different methods provided for in two or more of groups H01L24/80 - H01L24/90
- H01L24/92—Specific sequence of method steps
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- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/151—Die mounting substrate
- H01L2924/153—Connection portion
- H01L2924/1531—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface
- H01L2924/15311—Connection portion the connection portion being formed only on the surface of the substrate opposite to the die mounting surface being a ball array, e.g. BGA
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/30—Technical effects
- H01L2924/35—Mechanical effects
- H01L2924/351—Thermal stress
- H01L2924/3512—Cracking
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Abstract
Description
도 1b는 도 1a의 A-B선을 따라 자른 단면도이다.
도 1c는 도 1b의 Z영역을 확대 도시하였다.
도 2a는 일 예시에 따른 제1 열 방출부를 확대 도시한 단면도이다.
도 2b는 다른 예시들에 따른 제1 열 방출부를 확대 도시한 단면도들이다.
도 3a는 다른 실시예에 따른 제1 열 방출부를 도시한 단면도이다.
도 3b는 또 다른 실시예에 따른 제1 열 방출부를 도시한 단면도이다.
도 4a는 다른 실시예에 따른 제1 열 방출부를 도시한 평면도이다.
도 4b는 또 다른 실시예들에 따른 제1 열 방출부들을 도시한 평면도이다.
도 5는 본 발명의 다른 실시예에 따른 반도체 패키지를 도시한 단면도이다.
도 6a, 도 6b, 및 도 6d 내지 도 6h는 본 발명의 일 실시예에 따른 반도체 패키지의 제조방법을 도시한 단면도들이다.
도 6c는 제1 반도체칩의 일 제조 과정을 도시한 것으로, 도 6b에 대응되는 평면도이다.
도 7은 본 발명의 실시예에 따른 반도체 패키지를 포함하는 패키지 모듈의 예를 보여주는 도면이다.
도 8은 본 발명의 실시예에 따른 반도체 패키지를 포함하는 전자 시스템의 예를 보여주는 블럭도이다.
도 9는 본 발명의 실시예에 따른 반도체 패키지를 포함하는 메모리 카드의 예를 보여주는 블럭도이다.
Claims (20)
- 기판;
상기 기판 상에 실장된 제1 반도체칩;
상기 제1 반도체칩의 상면 상에 실장되는 제2 반도체칩;
상기 제1 반도체칩 및 상기 제2 반도체칩 사이에 개재되며, 상기 제2 반도체칩을 상기 제1 반도체칩과 전기적으로 연결시키는 연결 범프; 및
상기 제1 반도체칩의 상기 상면 상에 배치되며, 상기 제2 반도체칩의 하면과 이격된 열적 패드를 포함하는 반도체 패키지.
- 제1 항에 있어서,
상기 제1 반도체칩의 상기 상면 상에 배치되며, 상기 연결 범프와 접촉하는 연결 패드를 더 포함하는 반도체 패키지.
- 제2 항에 있어서,
상기 열적 패드는 상기 연결 패드와 동일한 물질을 포함하는 반도체 패키지.
- 제2 항에 있어서,
상기 열적 패드는 상기 연결 패드와 동일한 두께를 가지는 반도체 패키지.
- 제2 항에 있어서,
상기 제1 반도체칩은 쓰루 비아를 가지고, 상기 연결 패드는 상기 쓰루 비아와 전기적으로 연결되는 반도체 패키지.
- 제1 항에 있어서,
상기 제1 반도체칩의 상기 상면 상에 배치되는 얼라인키를 더 포함하되,
상기 얼라인키는 상기 열적 패드와 동일한 물질을 포함하며, 동일한 두께를 가지는 반도체 패키지.
- 제1 항에 있어서,
상기 열적 패드 상에 배치된 열적 범프를 더 포함하되, 상기 열적 범프는 상기 제2 반도체칩의 상기 하면과 이격되는 반도체 패키지.
- 제1 항에 있어서,
상기 제1 반도체칩 및 상기 제2 반도체칩 사이에 제공되고, 상기 연결 범프의 측면들을 덮는 절연 패턴을 더 포함하되,
상기 절연 패턴은 상기 열적 패드 및 상기 제2 반도체칩 사이에 제공된 반도체 패키지.
- 제1 항에 있어서,
상기 제1 반도체칩은 그 하면에 인접하여 배치된 발열원을 포함하되,
상기 열적 패드는 평면적 관점에서 상기 발열원과 중첩되는 반도체 패키지.
- 제1 항에 있어서,
상기 제2 반도체칩의 상면 상에 실장된 제3 반도체칩; 및
상기 제2 반도체칩의 상기 상면 상에 배치되고, 상기 제3 반도체칩의 하면과 이격되는 열 방출부를 더 포함하는 반도체 패키지.
- 제9 항에 있어서,
상기 제2 반도체칩 및 상기 제3 반도체칩 사이에 개재되며, 상기 제3 반도체칩을 상기 제2 반도체칩과 전기적으로 연결시키는 상부 범프를 더 포함하되, 상기 열 방출부는 상기 상부 범프보다 낮은 높이를 갖는 반도체 패키지.
- 기판;
상기 기판 상에 실장된 제1 반도체칩;
상기 제1 반도체칩 상에 배치된 제2 반도체칩;
상기 제1 반도체칩 및 상기 제2 반도체칩 사이에 개재되어, 상기 제2 반도체칩을 상기 제1 반도체칩과 전기적으로 연결시키는 연결 범프;
상기 제1 반도체칩의 상면 상에 제공되고, 상기 연결 범프와 접촉하는 제1 패드; 및
상기 제1 반도체칩의 상기 상면 상에 제공되며, 상기 제2 반도체칩의 하면과 이격된 제2 패드를 포함하는 반도체 패키지.
- 제12 항에 있어서,
상기 제2 패드는 상기 제1 패드와 동일한 물질을 포함하며, 상기 제1 패드와 동일한 두께를 가지는 반도체 패키지.
- 제12 항에 있어서,
상기 제2 패드 상에 배치된 열적 범프를 더 포함하되, 상기 열적 범프는 상기 제2 반도체칩의 상기 하면과 이격된 반도체 패키지.
- 제12 항에 있어서,
상기 제1 반도체칩의 상기 상면 상에 배치되는 얼라인키를 더 포함하되,
상기 얼라인키는 상기 제1 패드 및 상기 제2 패드와 동일한 물질을 포함하는 반도체 패키지.
- 제12 항에 있어서,
상기 제2 반도체칩은 그 하면에 인접하여 배치된 집적 회로들을 포함하고,
상기 집적 회로들 중에서 적어도 하나는 평면적 관점에서 상기 제2 패드와 중첩되는 반도체 패키지.
- 열적 패드를 포함하는 제1 반도체칩을 준비하는 것;
기판 상에 상기 제1 반도체칩을 실장하는 것; 및
상기 제1 반도체칩의 상면 상에 제2 반도체칩을 실장하되, 상기 제2 반도체칩은 연결 범프에 의하여 상기 제1 반도체칩과 전기적으로 연결되는 것을 포함하되,
상기 열적 패드는 상기 제1 반도체칩의 상기 상면 상에 배치되며, 상기 제2 반도체칩의 하면과 이격되는 반도체 패키지 제조방법.
- 제17 항에 있어서,
상기 제1 반도체칩을 준비하는 것은:
상기 제1 반도체칩의 상기 상면 상에 도전층을 형성하는 것; 및
상기 도전층을 패터닝하여, 상기 열적 패드, 상기 열적 패드와 이격된 연결 패드, 및 얼라인키를 형성하는 것을 포함하는 반도체 패키지 제조방법.
- 제18 항에 있어서,
상기 제1 반도체칩을 준비하는 것은 상기 열적 패드 상에 열적 범프를 형성하는 것을 더 포함하되,
상기 열적 범프는 상기 연결 범프보다 낮은 높이를 갖는 반도체 패키지 제조방법.
- 제18 항에 있어서,
상기 제2 반도체칩을 실장하는 것은 상기 연결 범프를 상기 연결 패드와 접촉시키는 것을 더 포함하되,
상기 연결 범프는 상기 열적 패드와 이격되는 반도체 패키지 제조방법.
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US9875992B2 (en) | 2018-01-23 |
US20160079208A1 (en) | 2016-03-17 |
KR102237978B1 (ko) | 2021-04-09 |
CN105428337B (zh) | 2019-10-25 |
CN105428337A (zh) | 2016-03-23 |
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