KR101799668B1 - 반도체 패키지 및 그 제조 방법 - Google Patents
반도체 패키지 및 그 제조 방법 Download PDFInfo
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- KR101799668B1 KR101799668B1 KR1020160042986A KR20160042986A KR101799668B1 KR 101799668 B1 KR101799668 B1 KR 101799668B1 KR 1020160042986 A KR1020160042986 A KR 1020160042986A KR 20160042986 A KR20160042986 A KR 20160042986A KR 101799668 B1 KR101799668 B1 KR 101799668B1
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- conductive
- substrate
- dielectric layer
- electrically connected
- conductive pattern
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- 229910000679 solder Inorganic materials 0.000 description 3
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- XQUPVDVFXZDTLT-UHFFFAOYSA-N 1-[4-[[4-(2,5-dioxopyrrol-1-yl)phenyl]methyl]phenyl]pyrrole-2,5-dione Chemical compound O=C1C=CC(=O)N1C(C=C1)=CC=C1CC1=CC=C(N2C(C=CC2=O)=O)C=C1 XQUPVDVFXZDTLT-UHFFFAOYSA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
도 2를 참조하면, 도 1의 반도체 패키지의 제조 방법을 도시한 순서도이다.
도 3a 내지 도 3l은 도 2의 반도체 패키지의 제조 방법에서, 기판의 제조 방법의 각 단계에 대한 단면도이다.
120; 반도체 디바이스 130; 인캡슐란트
140; 도전성 범프
Claims (20)
- 평평한 더미 금속판의 상면으로부터 하부방향으로 에칭을 통해 다수의 도전성 포스트를 형성하는 단계;
상기 다수의 도전성 포스트 사이에 개재되도록 충진제를 충진하고, 잔류하는 더미 금속판을 제거하는 단계;
상기 다수의 도전성 포스트와 전기적으로 접속되도록, 상기 충진제와 상기 도전성 포스트 상면에 다수의 제1도전성 패턴을 형성하는 단계;
상기 다수의 제1도전성 패턴을 덮도록 상기 충진제와 상기 도전성 포스트 상에 유전층을 형성하고, 상기 유전층의 상면과 하면 사이를 관통하여 상기 제1도전성 패턴과 전기적으로 접속된 다수의 도전성 비아를 형성하는 단계;
상기 유전층의 상면으로 노출된 상기 도전성 비아와 전기적으로 접속되도록 다수의 제2도전성 패턴을 형성하는 단계;
상기 충진제를 제거하여, 상기 유전층의 하면과 적어도 하나의 상기 제1도전성 패턴을 하부로 노출시켜 기판을 제조하는 단계;
상기 기판에서 하부로 노출된 상기 제1도전성 패턴 또는 상기 기판에서 상부로 노출된 상기 제2도전성 패턴과 전기적으로 접속되도록 적어도 하나의 반도체 디바이스를 안착시키는 단계; 및
상기 적어도 하나의 반도체 디바이스를 모두 덮도록 인캡슐란트로 상기 기판을 인캡슐레이션하는 단계를 포함하는 반도체 패키지의 제조 방법. - 청구항 1에 있어서,
상기 기판을 제조하는 단계에서는
상기 다수의 도전성 포스트 사이에 개재된 충진제를 제거하여, 상기 제1도전성 패턴과 전기적으로 접속된 상기 다수의 도전성 포스트의 측면이 외부로 노출되고, 상기 다수의 도전성 포스트가 상기 유전층의 하면으로부터 하부 방향으로 돌출된 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 2에 있어서,
상기 다수의 도전성 포스트는 폭방향 서로 이격된 거리가 90㎛ 내지 500㎛ 중 어느 하나의 값인 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 2에 있어서,
상기 다수의 도전성 포스트는 상면부터 하면까지의 거리인 높이가 60㎛ 내지 100㎛ 중 어느 하나의 값인 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 2에 있어서,
상기 다수의 도전성 포스트는 폭이 200㎛ 내지 450㎛중 어느 하나의 값인 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 1에 있어서,
상기 반도체 디바이스는 상기 다수의 제1도전성 패턴 중에서, 상기 유전층의 하면인 상기 기판의 하면에서 중심 영역의 상기 제1도전성 패턴과 전기적으로 접속되고,
상기 다수의 도전성 포스트는 상기 다수의 제1도전성 패턴 중에서, 상기 유전층의 하면에서 상기 중심 영역의 외주부 영역의 상기 제1도전성 패턴에 전기적으로 접속된 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 1에 있어서,
상기 제1도전성 패턴을 형성하는 단계에서는
상기 충진제와 상기 도전성 포스트의 상면을 모두 덮도록 제1시드층을 형성한 후, 상기 제1시드층 상에 마스크 패턴을 형성한 후 전해도금을 통해 상기 제1도전성 패턴을 형성하는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 1에 있어서,
상기 도전성 비아를 형성하는 단계에서는
상기 충진제의 상면, 상기 도전성 포스트의 상면 및 상기 제1도전성 패턴을 덮도록 일정 두께의 유전층을 형성한 후, 상기 다수의 제1도전성 패턴을 상부로 노출시키는 다수의 비아홀을 형성하고, 상기 비아홀을 모두 채우도록 도전성 비아를 전해도금을 통해 형성하는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 1에 있어서,
상기 제2도전성 패턴을 형성하는 단계에서는
상기 유전층과 상기 도전성 비아의 상면을 모두 덮도록 제2시드층을 형성한 후, 상기 제2시드층 상에 마스크 패턴을 형성한 후 전해도금을 통해 상기 제2도전성 패턴을 형성하는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 1에 있어서,
상기 제2도전성 패턴을 형성하는 단계 이후에는
상기 유전층의 상면에 형성된 제2도전성 패턴중 적어도 하나를 덮도록 보호층을 형성하는 단계를 더 포함하는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 10에 있어서,
상기 보호층은
상기 유전층의 상면인 상기 기판의 상면에서, 중심 영역에 구비된 제2도전성 패턴은 외부로 노출시키고, 상기 중심 영역이외의 외주부 영역의 제2도전성 패턴을 덮도록 형성된 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 11에 있어서,
상기 반도체 디바이스를 안착시키는 단계에서는
상기 기판의 상면에서 상기 보호층을 통해 외부로 노출된 상기 제2도전성 패턴과 전기적으로 접속되도록, 상기 기판의 상면에 적어도 하나의 반도체 디바이스를 안착시키거나,
상기 기판의 하면으로 노출된 상기 제1도전성 패턴과 전기적으로 접속되도록, 상기 기판의 하면에 적어도 하나의 반도체 디바이스를 안착시키는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 12에 있어서,
상기 인캡슐레이션하는 단계에서는
상기 제2도전성 패턴에 전기적으로 접속된 적어도 하나의 반도체 디바이스를 덮도록 상기 기판의 상면을 상기 인캡슐란트를 통해 인캡슐레이션하고,
상기 제1도전성 패턴에 전기적으로 접속된 적어도 하나의 반도체 디바이스를 덮고, 상기 다수의 도전성 포스트의 하면은 외부로 노출되도록 상기 기판의 하면을 상기 인캡슐란트를 통해 인캡슐레이션하는 반도체 패키지의 제조 방법. - 청구항 13에 있어서,
상기 인캡슐레이션하는 단계 이후에는
상기 인캡슐란트의 외부로 노출된 상기 도전성 포스트의 하면에 전기적으로 접속되도록 다수의 도전성 범프를 형성하는 단계를 더 포함하는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 청구항 1에 있어서,
상기 더미 금속판 제거 단계에서는
상기 충진제를 형성한 후, 플립 되어 상기 더미 금속판이 상기 충진제와 상기 도전성 포스트 상부에 위치하도록 한 후, 그라인딩을 통해 상기 더미 금속판을 제거하여, 상기 충진제의 상면과, 상기 도전성 포스트의 상면이 동일 평면상에 위치하는 것을 특징으로 하는 반도체 패키지의 제조 방법. - 유전층; 상기 유전층의 하면으로 부터 상기 유전층 내부 방향으로 형성된 다수의 제1도전성 패턴; 상기 유전층의 상면에 형성된 다수의 제2도전성 패턴; 상기 유전층의 상면과 하면 사이를 관통하여 상기 다수의 제1도전성 패턴과 상기 다수의 제2도전성 패턴 사이를 각각 전기적으로 연결하는 다수의 도전성 비아; 및 상기 제1도전성 패턴의 하면으로부터, 하부 방향으로 돌출된 다수의 도전성 포스트를 포함하는 기판;
상기 기판의 상면에 안착된 제1반도체 디바이스;
상기 기판의 하면에 안착된 제2반도체 디바이스;
상기 제1반도체 디바이스를 모두 덮도록 상기 기판의 상면에 형성된 제1인캡슐란트; 및
상기 제2반도체 디바이스 및 상기 도전성 포스트를 동시에 모두 덮도록 상기 기판의 하면에 형성된 제2인캡슐란트를 포함하는 반도체 패키지. - 청구항 16에 있어서,
상기 제1반도체 디바이스는 상기 기판의 상면에 안착되어, 상기 제2도전성 패턴과 전기적으로 접속되고,
상기 제2반도체 디바이스는 상기 기판의 하면에 안착되어, 상기 제1도전성 패턴과 전기적으로 접속된 것을 특징으로 하는 반도체 패키지. - 청구항 17에 있어서,
상기 제2반도체 디바이스는 상기 다수의 제1도전성 패턴 중에서, 상기 유전층의 하면인 상기 기판의 하면에서 중심 영역의 상기 제1도전성 패턴과 전기적으로 접속되고,
상기 다수의 도전성 포스트는 상기 다수의 제1도전성 패턴 중에서, 상기 유전층의 하면에서 상기 중심 영역의 외주부 영역의 상기 제1도전성 패턴에 전기적으로 접속된 것을 특징으로 하는 반도체 패키지. - 청구항 18에 있어서,
상기 제2인캡슐란트는
상기 도전성 포스트의 하면을 외부로 노출시키는 것을 특징으로 하는 반도체 패키지. - 청구항 16에 있어서,
상기 다수의 도전성 포스트의 하면에 전기적으로 접속된 다수의 도전성 범프를 더 포함하는 것을 특징으로 하는 반도체 패키지.
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TW109146440A TWI888463B (zh) | 2016-04-07 | 2017-01-06 | 半導體封裝及其製造方法 |
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CN202310856539.6A CN116779592A (zh) | 2016-04-07 | 2017-01-25 | 半导体封装及其制造方法 |
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