KR101008534B1 - 전력용 반도체모듈패키지 및 그 제조방법 - Google Patents
전력용 반도체모듈패키지 및 그 제조방법 Download PDFInfo
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- KR101008534B1 KR101008534B1 KR1020030071429A KR20030071429A KR101008534B1 KR 101008534 B1 KR101008534 B1 KR 101008534B1 KR 1020030071429 A KR1020030071429 A KR 1020030071429A KR 20030071429 A KR20030071429 A KR 20030071429A KR 101008534 B1 KR101008534 B1 KR 101008534B1
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Abstract
Description
Claims (24)
- DBC(Direct Bonded Copper) 기판;상기 DBC기판과 결합되는 리드프레임;상기 DBC기판과 상기 리드프레임을 정렬시키고 고정시키기 위하여 상기 DBC기판과 상기 리드프레임에 연결되는 더미리드; 및상기 DBC기판의 일부와 상기 리드프레임의 외부리드를 제외한 나머지 부분을 덮는 봉합수지를 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제1항에 있어서,상기 봉합수지내의 상기 DBC기판 표면위에 배치된 전력용 반도체칩과, 상기 전력용 반도체칩 및 상기 리드프레임을 전기적으로 연결시키는 와이어를 더 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제1항에 있어서,상기 봉합수지내의 상기 리드프레임 표면위에 배치된 제어용 반도체칩과, 상기 제어용 반도체칩 및 상기 리드프레임을 전기적으로 연결시키는 와이어를 더 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제1항에 있어서,상기 DBC기판은, 중앙에 배치된 세라믹층과, 상기 세라믹층의 양 표면위에 배치된 상부구리층 및 하부구리층을 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제1항에 있어서,상기 더미리드는 실리콘러버 또는 에폭시에 의해 상기 DBC기판 및 리드프레임에 부착되는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제1항에 있어서,상기 더미리드는, 레이저 또는 스팟을 이용한 웰딩에 의해 상기 DBC기판 및 리드프레임에 부착되는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 중앙에 배치된 절연성물질막과, 상기 절연성물질막의 상부 표면에 부착된 상부도전성물질막으로 이루어지는 기판;상기 기판의 상부도전성물질막위에 부착되는 전력용 반도체칩;상기 상부도전성물질막위에서 상기 전력용 반도체칩과는 일정 간격 이격되도록 부착되는 리드프레임;상기 리드프레임위에 부착되는 하이브리드집적회로; 및상기 기판의 일부, 상기 전력용 반도체칩, 상기 리드프레임의 일부 및 상기 하이브리드집적회로를 감싸며, 상기 기판의 하부표면과 상기 리드프레임의 외부연결단자만을 노출시키는 봉합수지를 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제7항에 있어서,상기 전력용 반도체칩과 상기 리드프레임을 전기적으로 연결시키는 와이어를 더 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제8항에 있어서,상기 와이어는 150-500㎛의 직경을 갖는 알루미늄와이어인 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제7항에 있어서, 상기 하이브리드집적회로는,중앙에 배치된 절연성물질막과, 상기 절연성물질막의 상부 표면에 부착된 상부금속막으로 이루어지는 하이브리드기판;상기 상부금속막위에 배치되는 제어용 반도체칩; 및상기 제어용 반도체칩과 상기 상부금속막을 전기적으로 연결시키는 와이어를 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제10항에 있어서,상기 하이브리드기판은, 상기 절연성물질막의 하부 표면에 부착된 하부금속막을 더 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제7항에 있어서,상기 기판의 상부도전성물질막과, 상기 리드프레임, 전력용 반도체칩 및 하이브리드집적회로 사이에는 크림솔더 성분의 접착제 또는 실리콘러버가 개재되는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제12항에 있어서,상기 크림솔더 성분의 접착제는, Pb/Sn, Sn/Ag, Pb/Sn/Ag 및 Sn/Ag/Cu 중에서 적어도 어느 하나를 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제7항에 있어서,상기 절연성물질막은, 산화알루미늄(Al2O3)막, 질화알루미늄(AlN)막, 실리콘산화물(SiO2)막 및 베릴늄산화물(BeO)막 중에서 적어도 어느 하나가 포함되는 세라믹막인 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제7항에 있어서,상기 상부도전성물질막은 상부구리막인 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제7항에 있어서, 상기 절연성물질막의 두께는 0.25-1㎜이고, 상기 상부도전성물질막의 두께는 0.1-0.5㎜인 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제7항에 있어서,상기 기판은 절연성물질막의 하부 표면에 부착된 하부도전성물질막을 더 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지.
- 제17항에 있어서,상기 하부도전성물질막은 0.2-0.3㎜ 두께의 하부구리막인 것을 특징으로 하는 전력용 반도체모듈패키지.
- 중앙에 배치된 절연성물질막과, 상기 절연성물질막의 양쪽 표면에 각각 부착된 상부도전성물질막 및 하부도전성물질막으로 이루어지는 기판을 마련하는 단계;상기 기판상에 패터닝된 솔더패드를 형성하는 단계;상기 솔더패드상에 전력용 반도체칩 및 리드프레임을 부착시키는 단계;상기 리드프레임상에 접착제를 디스펜싱하는 단계;상기 접착제를 이용하여 상기 리드프레임상에 하이브리드집적회로를 부착시키는 단계;상기 전력용 반도체칩과 리드프레임, 상기 하이브리드집적회로와 리드프레임 사이의 전기적 연결을 위한 와이어공정을 수행하는 단계; 및몰딩공정을 수행하여 상기 기판의 하부도전성물질막의 표면과 상기 리드프레임의 외부연결단자가 노출되도록 봉합수지로 상기 기판의 일부, 상기 전력용 반도체칩, 상기 리드프레임의 일부, 상기 하이브리드집적회로 및 상기 와이어를 감싸는 단계를 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지의 제조방법.
- 제19항에 있어서,상기 솔더패드는 크림솔더를 상기 기판의 상부도전성물질막위에 스크린프린팅하여 형성하는 것을 특징으로 하는 전력용 반도체모듈패키지의 제조방법.
- 제19항에 있어서,상기 하이브리드집적회로를 상기 리드프레임상에 부착시키기 위해 사용되는 접착제로는 크림솔더 또는 실리콘러버인 것을 특징으로 하는 전력용 반도체모듈패키지의 제조방법.
- 제19항에 있어서, 상기 하이브리드집적회로는,중앙에 배치된 절연성물질막과, 상기 절연성물질막의 상부 표면에 부착된 상부금속막으로 이루어지는 하이브리드기판;상기 상부금속막위에 배치되는 제어용 반도체칩; 및상기 제어용 반도체칩과 상기 상부금속막을 전기적으로 연결시키는 와이어를 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지의 제조방법.
- 제22항에 있어서,상기 하이브리드기판은, 상기 절연성물질막의 하부 표면에 부착된 하부금속막을 더 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지의 제조방법.
- 제19항에 있어서,상기 하이브리드집적회로를 부착한 후에 리플로우공정을 수행하는 단계;상기 리플로우에 의해 불필요하게 남아있는 플럭스잔사를 제거하는 단계; 및상기 몰딩공정을 수행한 후에 트림 및 포밍공정을 수행하는 단계를 더 포함하는 것을 특징으로 하는 전력용 반도체모듈패키지의 제조방법.
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KR102272112B1 (ko) | 2021-01-08 | 2021-07-05 | 제엠제코(주) | 반도체 패키지 |
KR20220029345A (ko) | 2020-09-01 | 2022-03-08 | 제엠제코(주) | 반도체 패키지 |
KR20220033089A (ko) | 2020-09-08 | 2022-03-16 | 제엠제코(주) | 복합 반도체 패키지 제조방법 및 동 제조방법으로 제조된 복합 반도체 패키지 |
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KR20220029345A (ko) | 2020-09-01 | 2022-03-08 | 제엠제코(주) | 반도체 패키지 |
KR20220033089A (ko) | 2020-09-08 | 2022-03-16 | 제엠제코(주) | 복합 반도체 패키지 제조방법 및 동 제조방법으로 제조된 복합 반도체 패키지 |
KR102272112B1 (ko) | 2021-01-08 | 2021-07-05 | 제엠제코(주) | 반도체 패키지 |
US11521920B2 (en) | 2021-01-08 | 2022-12-06 | Jmj Korea Co., Ltd. | Plurality of power semiconductor chips between a substrate and leadframe |
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