KR100511728B1 - 복수의 반도체 칩을 고밀도로 실장할 수 있는 소형 반도체장치 및 그의 제조 방법 - Google Patents
복수의 반도체 칩을 고밀도로 실장할 수 있는 소형 반도체장치 및 그의 제조 방법Info
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- KR100511728B1 KR100511728B1 KR10-2001-0075618A KR20010075618A KR100511728B1 KR 100511728 B1 KR100511728 B1 KR 100511728B1 KR 20010075618 A KR20010075618 A KR 20010075618A KR 100511728 B1 KR100511728 B1 KR 100511728B1
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Abstract
Description
Claims (25)
- 삭제
- 삭제
- 제 1 표면을 갖는 제 1 반도체 칩;상기 제 1 표면 상에 형성되고 상기 제 1 표면에 대해 제 1 높이를 갖는 외부 접속 단자;상기 제 1 표면 상에 범프를 통하여 실장되고 상기 제 1 표면에 대해 제 2 높이를 갖는 제 2 반도체 칩;상기 제 1 반도체 칩, 상기 제 2 반도체 칩 및 상기 외부 접속 단자를 서로 전기적으로 접속시키고 상기 제 1 표면 상에 위치하는 재배선;상기 재배선 상에 덮히고 상기 외부 접속 단자들을 형성하기 위한 제 1 영역 및 상기 제 2 반도체 칩을 실장하기 위한 제 2 영역 내에 각각 소정의 개구부들을 갖는 절연층; 및상기 소정의 개구부들 내에 각각 형성된 매입 전극들을 구비하고,상기 외부 접속 단자는 BGA 로 구성되며 상기 제 1 영역 내의 상기 매입 전극 상에 위치하며, 상기 제 2 반도체 칩은 상기 범프를 통하여 상기 제 2 영역 내의 상기 매입 전극에 플립칩 본딩되고,상기 제 2 높이가 상기 제 1 높이보다 작아지도록 상기 제 2 반도체 칩이 얇게 처리된 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 절연층은 탄성 특성이 서로 다른 2 개 이상의 수지로 제조되고, 하나의 수지는 상기 제 1 영역 상에 존재하고 다른 수지는 상기 제 2 영역 상에 존재하는 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 1 영역 내의 상기 매입 전극 및 상기 제 2 영역 내의 상기 매입 전극은 모두 동일 공정으로 제공된 동일 재료로 제조된 것을 특징으로 하는 반도체 장치.
- 제 4 항에 있어서,상기 제 1 영역 내의 상기 매입 전극 및 상기 제 2 영역 내의 상기 매입 전극은 모두 동일 공정으로 제공된 동일 재료로 제조된 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 1 영역 내의 상기 매입 전극 및 상기 제 2 영역 내의 상기 매입 전극은 서로 다른 재료로 제조된 것을 특징으로 하는 반도체 장치.
- 제 4 항에 있어서,상기 제 1 영역 내의 상기 매입 전극 및 상기 제 2 영역 내의 상기 매입 전극은 서로 다른 재료로 제조된 것을 특징으로 하는 반도체 장치.
- 제 6 항에 있어서,상기 매입 전극과 다른 재료를 포함하는 막이 상기 매입 전극 상에 적층된 것을 특징으로 하는 반도체 장치.
- 제 8 항에 있어서,상기 매입 전극과 다른 재료를 포함하는 막이 상기 매입 전극 상에 적층된 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 2 반도체 칩은 상기 제 1 반도체 칩에 실장된 접합 표면에 대향하는 그의 다른 표면 상에 돌출부를 더 구비하고, 상기 돌출부는 상기 제 2 반도체 칩의 상기 다른 표면에 대해 제 3 높이를 갖고, 상기 제 3 높이는 상기 제 1 높이가 상기 제 2 높이 및 상기 제 3 높이의 합과 거의 동일하도록 설정된 것을 특징으로 하는 반도체 장치.
- 제 11 항에 있어서,상기 돌출부는 금속, 도전성 수지 및 절연 수지로 이루어진 그룹으로부터 선택된 재료로 제조된 것을 특징으로 하는 반도체 장치.
- 제 11 항에 있어서,상기 범프를 통하여 상기 제 1 반도체 칩에 실장되는 상기 제 2 반도체 칩의 상기 접합 표면은 수지에 의해 밀봉된 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 1 영역 내의 상기 매입 전극 상에 제공되고 상기 제 1 영역 내의 상기 매입 전극까지 관통하는 비아홀을 포함하는 수지층; 및상기 비아홀 내에 매립되고 상기 외부 접속 단자와 상기 제 1 영역 내의 상기 매입 전극을 전기적으로 접속시키는 도전체를 더 구비하는 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 1 반도체 칩은 반도체 칩, 기능 소자 및 전자 부품으로 이루어진 그룹으로부터 선택된 부재를 구비하는 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 2 반도체 칩은 반도체 칩, 기능 소자 및 전자 부품으로 이루어진 그룹으로부터 선택된 부재를 구비하는 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 2 반도체 칩은 반도체 칩, 기능 소자 및 전자 부품으로 이루어진 그룹으로부터 선택된 부재를 결합시키는 복수의 칩을 구비하는 것을 특징으로 하는 반도체 장치.
- 제 3 항에 있어서,상기 제 2 반도체 칩은 50㎛ 이하의 두께를 갖는 것을 특징으로 하는 반도체 장치.
- 삭제
- 외부 접속 단자를 형성하기 위한 제 1 영역 및 제 2 반도체 칩을 실장하기 위한 제 2 영역을 각각 갖는 복수의 제 1 반도체 칩이 형성된 제 1 웨이퍼를 준비하는 단계;상기 제 1 반도체 칩, 상기 제 2 반도체 칩 및 상기 외부 접속 단자를 서로 전기적으로 접속시키고 상기 제 1 표면 상에 위치하는 재배선을 형성하는 단계;상기 재배선 상에 절연층을 덮는 단계;상기 외부 접속 단자를 형성하기 위한 상기 제 1 영역과 상기 제 2 반도체 칩을 실장하기 위한 상기 제 2 영역 내에 모두 개구부들을 형성하는 단계;상기 개구부들 내에 각각 매입 전극을 형성하는 단계;상기 제 2 반도체 칩들의 각각에 범프를 형성하는 제 1 처리 및 상기 제 2 웨이퍼를 다이싱하여 각각의 상기 제 2 반도체 칩으로 나누는 제 2 처리를 수행하되, 상기 제 1 처리 및 상기 제 2 처리 중 어느 하나는 미리 수행될 수 있는 단계;상기 제 1 웨이퍼 상의 상기 제 1 반도체 칩들 각각에 하나씩 위치하도록 상기 제 2 반도체 칩들 각각을 상기 제 1 반도체 칩들 각각에 플립칩 본딩하는 단계;상기 제 2 반도체 칩의 범프에 의한 접합 표면을 수지로 밀봉하는 단계;상기 제 2 높이가 상기 제 1 높이보다 작아지도록 상기 제 2 반도체 칩의 하부 표면을 처리하는 단계;상기 제 1 웨이퍼 상의 상기 제 1 반도체 칩들 각각에 BGA 의 상기 외부 접속 단자를 형성하는 단계; 및상기 제 1 웨이퍼를 다이싱하여 조각들로 나누는 단계를 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 외부 접속 단자를 형성하기 위한 제 1 영역 및 그의 제 1 표면 상에 제 2 반도체 칩을 실장하기 위한 제 2 영역을 각각 갖는 복수의 제 1 반도체 칩들이 형성된 제 1 웨이퍼를 준비하는 단계;상기 제 1 반도체 칩, 상기 제 2 반도체 칩 및 상기 외부 접속 단자를 서로 전기적으로 접속시키고 상기 제 1 반도체 칩의 상기 제 1 표면 상에 위치하는 재배선을 형성하는 단계;상기 재배선 상에 절연층을 덮는 단계;상기 외부 접속 단자를 형성하기 위한 상기 제 1 영역과 상기 제 2 반도체 칩을 실장하기 위한 상기 제 2 영역 내에 모두 개구부들을 형성하는 단계;상기 개구부들 내에 각각 매입 전극을 형성하는 단계;상기 제 2 웨이퍼 상의 상기 제 2 반도체 칩들 각각에 범프를 형성하는 제 1 처리, 상기 제 2 반도체 칩들이 각각 상기 제 1 반도체 칩들 각각에 실장된 후에 상기 제 1 반도체 칩의 상기 제 1 표면에 대한 상기 제 2 반도체 칩들 각각의 제 2 높이가 상기 제 1 반도체 칩의 상기 제 1 표면에 대한 상기 외부 접속 단자의 제 1 높이보다 작아지도록 상기 제 2 반도체 칩의 하부 표면을 얇게 처리하는 제 2 처리, 및 상기 제 2 웨이퍼를 다이싱하여 각각의 상기 제 2 반도체 칩들로 나누는 제 3 처리를 수행하되, 상기 제 1 처리, 상기 제 2 처리 및 상기 제 3 처리는 어느 순서로도 수행될 수 있는 단계;상기 제 1 웨이퍼 상의 상기 제 1 반도체 칩들 각각에 하나씩 위치하도록 상기 제 2 반도체 칩들 각각을 상기 제 1 반도체 칩들 각각에 플립칩 본딩하는 단계;상기 제 2 반도체 칩들의 범프에 의한 접합 표면을 수지로 밀봉하는 단계;상기 제 2 높이가 상기 제 1 높이보다 작아지도록 상기 제 2 반도체 칩의 하부 표면을 처리하는 단계;상기 제 1 웨이퍼 상의 상기 제 1 반도체 칩들 각각에 BGA 의 상기 외부 접속 단자를 형성하는 단계; 및상기 제 1 웨이퍼를 다이싱하여 조각들로 나누는 단계를 포함하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 20 항에 있어서,상기 제 2 반도체 칩의 하부 표면을 얇게 처리하는 상기 처리 단계 이후에, 상기 하부 표면 상에 돌출부를 형성하는 단계를 더 포함하고, 상기 돌출부는 상기 제 2 반도체 칩의 상기 하부 표면에 대해 제 3 높이를 갖고, 상기 제 3 높이는 상기 제 1 높이가 상기 제 2 높이 및 상기 제 3 높이의 합과 거의 동일하도록 설정되는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 21 항에 있어서,상기 제 2 반도체 칩들의 범프에 의한 접합 표면을 수지로 밀봉하는 상기 밀봉 단계 이후에, 상기 하부 표면 상에 돌출부를 형성하는 단계를 더 포함하고, 상기 돌출부는 상기 제 2 반도체 칩의 상기 하부 표면에 대해 제 3 높이를 갖고, 상기 제 3 높이는 상기 제 1 높이가 상기 제 2 높이 및 상기 제 3 높이의 합과 거의 동일하도록 설정되는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 20 항에 있어서,상기 제 1 웨이퍼 상의 상기 제 1 반도체 칩들 각각에 상기 외부 접속 단자들을 형성하는 상기 형성 단계 이전에, 상기 제 1 영역 내의 상기 매입 전극 상에 비아를 형성하는 단계를 더 포함하고, 상기 비아는 상기 외부 접속 단자와 상기 제 1 영역 내의 상기 매입 전극을 전기적으로 접속시키는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 삭제
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US6844619B2 (en) | 2005-01-18 |
US20050082657A1 (en) | 2005-04-21 |
US7218005B2 (en) | 2007-05-15 |
KR20020043188A (ko) | 2002-06-08 |
JP2002170918A (ja) | 2002-06-14 |
JP4505983B2 (ja) | 2010-07-21 |
TWI264109B (en) | 2006-10-11 |
US20020070458A1 (en) | 2002-06-13 |
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