KR101712288B1 - 반도체 패키지 및 그 제조 방법 - Google Patents
반도체 패키지 및 그 제조 방법 Download PDFInfo
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- KR101712288B1 KR101712288B1 KR1020150159058A KR20150159058A KR101712288B1 KR 101712288 B1 KR101712288 B1 KR 101712288B1 KR 1020150159058 A KR1020150159058 A KR 1020150159058A KR 20150159058 A KR20150159058 A KR 20150159058A KR 101712288 B1 KR101712288 B1 KR 101712288B1
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Abstract
이를 위해 본 발명은 제1면과 제1면의 반대면인 제2면을 갖는 기판과, 제1면에 형성되고 기판과 전기적으로 연결된 적어도 하나의 제1전자 소자와, 제1전자 소자를 덮도록 제1면에 형성된 제1몰딩부와, 제2면을 덮도록 형성된 제2몰딩부와, 제2면에 형성되고 기판과 전기적으로 연결되며, 제2몰딩부를 관통하는 다수의 제1도전성 범프와, 제1도전성 범프와 이격되도록 기판, 제1몰딩부 및 제2몰딩부의 각 표면을 둘러싸도록 형성된 EMI 차폐층 및, 다수의 제1도전성 범프와 각각 전기적으로 연결되도록 제2몰딩부의 일면에 형성된 다수의 제2도전성 범프를 개시한다.
Description
도 2는 도 1에 도시된 반도체 패키지의 제조 방법을 도시한 순서도이다.
도 3a 내지 도 3e는 도 2에 도시된 반도체 패키지의 제조 방법의 각 단계에 대한 단면도이다.
도 4는 본 발명의 다른 실시예에 따른 반도체 패키지를 도시한 단면도이다.
도 5a 내지 도 5b는 도 4에 도시된 반도체 패키지를, 도 2에 도시된 반도체 패키지의 제조 방법을 통해 제조할 때 각 단계에 대한 단면도이다.
도 6은 도 5a에 도시된 지그의 구조를 도시한 평면도 및 단면도이다.
도 7은 도 4에 도시된 반도체 패키지의 다른 실시예에 따른 제조 방법을 도시한 순서도이다.
도 8a 내지 도 8c는 도 7에 도시된 반도체 패키지의 제조 방법의 각 단계에 대한 단면도이다.
110; 기판 120; 제1전자소자
130; 제2전자소자 140; 제1몰딩부
150; 제2몰딩부 160; 제1도전성 범프
170; 제2도전성 범프 180, 280; EMI 차폐층
Claims (16)
- 삭제
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- 제1면과 상기 제1면의 반대면인 제2면을 갖는 기판, 상기 제1면에 형성되고 상기 기판과 전기적으로 연결된 적어도 하나의 제1전자 소자와, 상기 제2면에 형성되고 상기 기판과 전기적으로 연결된 다수의 제1도전성 범프를 포함하는 반도체 패키지의 제조 방법에 있어서,
상기 제1전자소자와 상기 기판의 제1면을 덮는 제1몰딩부와, 상기 제1도전성 범프와 상기 기판의 제2면을 덮는 제2몰딩부를 동시에 형성하는 단계;
상기 다수의 제1도전성 범프가 외부로 노출되도록 상기 제2몰딩부를 그라인딩 하는 단계;
노출된 상기 다수의 제1도전성 범프와 각각 전기적으로 연결되도록 다수의 제2도전성 범프를 형성하는 단계;
상기 다수의 제2도전성 범프를 감싸도록 상기 제2몰딩부의 하부에 지그를 배치하는 단계; 및
상기 지그를 통해 외부로 노출된 상기 기판, 상기 제1몰딩부 및 상기 제2몰딩부의 표면을 덮도록 EMI 차폐층을 형성하는 단계를 포함하는 반도체 패키지의 제조 방법. - 청구항 7에 있어서,
상기 지그는 상기 다수의 제2도전성 범프가 형성된 상기 제2몰딩부의 일면을 모두 덮도록 배치되며,
상기 EMI 차폐층은 상기 반도체 패키지의 상면과 측면을 모두 덮도록 형성되며, 상기 제2도전성 범프가 형성된 상기 제2몰딩부의 일면을 외부로 노출시키는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 7에 있어서,
상기 지그는 상기 다수의 제2도전성 범프 덮고, 상기 제2몰딩부의 일면을 외부로 노출시키도록 배치되며,
상기 EMI 차폐층은 상기 반도체 패키지의 상면, 측면 및 하면을 모두 덮도록 형성되며, 상기 다수의 제2도전성 범프를 외부로 노출시키는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 9에 있어서,
상기 EMI 차폐층에는 상기 다수의 제2도전성 범프를 외부로 노출시키는 다수의 노출 홀이 형성된 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 9에 있어서,
상기 다수의 제2도전성 범프는 상기 EMI 차폐층과 이격된 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 7항에 있어서,
상기 제2몰딩부는 상기 제2면에 형성되고 상기 기판과 전기적으로 연결된 적어도 하나의 제2전자 소자를 덮도록 형성된 것을 특징으로 하는 반도체 패키지의 제조 방법. - 제1면과 상기 제1면의 반대면인 제2면을 갖는 기판, 상기 제1면에 형성되고 상기 기판과 전기적으로 연결된 적어도 하나의 제1전자 소자와, 상기 제2면에 형성되고 상기 기판과 전기적으로 연결된 다수의 제1도전성 범프를 포함하는 반도체 패키지의 제조 방법에 있어서,
상기 제1전자소자를 덮도록 상기 제1면상에 제1몰딩부를 형성하고, 상기 제1도전성 범프를 덮도록 상기 제2면상에 제2몰딩부를 동시에 형성하는 단계;
상기 다수의 제1도전성 범프가 외부로 노출되도록 상기 제2몰딩부를 그라인딩 하는 단계;
상기 기판, 상기 제1몰딩부 및 상기 제2몰딩부의 표면을 모두 덮도록 EMI 차폐층을 형성하는 단계;
상기 다수의 제1도전성 범프가 각각 외부로 노출되도록 상기 EMI 차폐층에 다수의 노출 홀을 형성하는 단계; 및
상기 다수의 노출 홀을 통해 외부로 노출된 상기 다수의 제1도전성 범프와 각각 전기적으로 연결되는 다수의 제2도전성 범프를 형성하는 단계를 포함하는 반도체 패키지의 제조 방법. - 청구항 13에 있어서,
상기 다수의 노출 홀은 상기 제1도전성 범프와, 상기 제2도전성 범프의 직경 보다 더 크게 형성하는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 13에 있어서,
상기 다수의 노출 홀을 통해 상기 다수의 제2도전성 범프와 상기 EMI 차폐층이 이격된 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 13항에 있어서,
상기 제2몰딩부는 상기 제2면에 형성되고 상기 기판과 전기적으로 연결된 적어도 하나의 제2전자 소자를 덮도록 형성된 것을 특징으로 하는 반도체 패키지의 제조 방법.
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