KR102391008B1 - 파워 모듈 및 그 파워 모듈을 포함하는 전력 변환 시스템 - Google Patents
파워 모듈 및 그 파워 모듈을 포함하는 전력 변환 시스템 Download PDFInfo
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- KR102391008B1 KR102391008B1 KR1020170100413A KR20170100413A KR102391008B1 KR 102391008 B1 KR102391008 B1 KR 102391008B1 KR 1020170100413 A KR1020170100413 A KR 1020170100413A KR 20170100413 A KR20170100413 A KR 20170100413A KR 102391008 B1 KR102391008 B1 KR 102391008B1
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Abstract
Description
도 2는 본 발명의 일 실시예에 따른 파워 모듈의 하부기판의 구조.
도 3은 본 발명의 일 실시예에 따른 파워 모듈의 구조.
도 4는 본 발명의 일 실시예에 따른 파워 모듈을 포함하는 전력 변환 시스템의 구조.
40, 50: 솔더링부 90: 충진제
100: 상부기판 130: 유전체 영역
300: 하부기판 330: 유전체 영역
400: 유전체층 430: 비아홀
500: 반도체 소자 600: 도전성 리드
700: 유전체층 800: 냉각 수단
Claims (11)
- 금속재질의 복수의 회로 패턴 영역과 상기 복수의 회로 패턴 영역 사이에 배치된 유전체 영역으로 구성된 상부기판;
금속재질의 복수의 회로 패턴 영역과 상기 복수의 회로 패턴 영역 사이에 배치된 유전체 영역으로 구성된 하부기판; 및
상기 상부기판 하면 및 상기 하부기판 상면에 상부단자 및 하부단자가 각각 접합된 반도체 소자;를 포함하되,
상기 상부기판과 상기 하부기판 사이에 배치된 유전체층;을 더 포함하며,
상기 상부기판은 양각부가 형성된 하면을 가지고, 상기 복수의 회로 패턴 영역의 적어도 일부에는 상기 양각부가 형성되며,
상기 하부기판은 음각부가 형성된 상면을 가지고, 상기 복수의 회로 패턴 영역의 적어도 일부에는 상기 음각부가 형성되며,
상기 유전체층은 상기 상부기판과 상기 하부기판이 상호 전기적 연결을 형성하는 영역 또는 상기 상부기판과 상기 반도체 소자가 접합되는 영역에 개구부가 형성되어, 반도체 소자의 상부단자가 상부기판의 양각부에 접합되고, 반도체 소자의 하부단자가 하부기판의 음각부에 접합되도록 하는 것을 특징으로 하는 파워 모듈.
- 삭제
- 청구항 1에 있어서,
상기 유전체층은 상기 하부기판의 상면에 코팅된 것을 특징으로 하는 파워 모듈. - 청구항 3에 있어서,
상기 유전체층 상면에는 도전성 리드가 형성되며,
상기 유전체층은 상기 도전성 리드와 상기 반도체 소자를 전기적으로 접속시키는 도전성 비아홀을 포함하는 것을 특징으로 하는 파워 모듈. - 청구항 1에 있어서,
상기 유전체 영역의 유전체는,
중량%로, 에폭시 화합물 3~40% 및 세라믹 50~95%를 포함하는 것을 특징으로 하는 파워 모듈.
- 삭제
- 청구항 1에 있어서,
상기 반도체 소자는,
상기 양각부와 상기 음각부에 상부단자 및 하부단자가 각각 접합된 것을 특징으로 하는 파워 모듈. - 청구항 7에 있어서,
상기 음각부의 깊이는 상기 음각부에 접합된 상기 반도체 소자의 상면 레벨이 상기 하부기판의 상면 레벨과 실질적으로 동일하도록 형성된 것을 특징으로 하는 파워 모듈. - 청구항 1에 있어서,
상기 상부기판의 상면 또는 상기 하부기판의 하면에 형성된 유전체층;을 더 포함하는 것을 특징으로 하는 파워 모듈. - 청구항 9에 기재된 파워 모듈; 및
상기 유전체층에 면접촉된 냉각 수단;을 포함하는 전력 변환 시스템. - 청구항 10에 있어서,
상기 유전체 영역의 유전체는,
중량%로, 에폭시 화합물 3~40% 및 세라믹 50~95%를 포함하는 것을 특징으로 하는 전력 변환 시스템.
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US15/834,541 US10727173B2 (en) | 2017-08-08 | 2017-12-07 | Power module and power conversion system including same |
DE102017222377.4A DE102017222377A1 (de) | 2017-08-08 | 2017-12-11 | Leistungsmodul und Leistungsumwandlungssystem mit diesem |
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