KR102574452B1 - 반도체 칩 및 이를 포함하는 반도체 패키지 - Google Patents
반도체 칩 및 이를 포함하는 반도체 패키지 Download PDFInfo
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- KR102574452B1 KR102574452B1 KR1020180077321A KR20180077321A KR102574452B1 KR 102574452 B1 KR102574452 B1 KR 102574452B1 KR 1020180077321 A KR1020180077321 A KR 1020180077321A KR 20180077321 A KR20180077321 A KR 20180077321A KR 102574452 B1 KR102574452 B1 KR 102574452B1
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- H01L2924/30—Technical effects
- H01L2924/35—Mechanical effects
- H01L2924/351—Thermal stress
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Abstract
Description
도 2는 본 발명의 기술적 사상의 일 실시예에 따른 반도체 칩을 나타내는 단면도이다.
도 3 내지 도 11은 본 발명의 기술적 사상의 일 실시예에 따른 반도체 칩의 제조 방법을 나타내는 단면도들이다.
도 12는 본 발명의 기술적 사상의 일 실시예에 따른 반도체 패키지의 제조 방법을 나타내는 단면도이다.
도 13은 본 발명의 기술적 사상의 일 실시예에 따른 반도체 패키지에서 버퍼 패드의 두께 및 범프 구조체의 하부 스트레스에 관한 그래프이다.
도 14는 본 발명의 기술적 사상의 일 실시예에 따른 반도체 패키지의 구성을 개략적으로 나타내는 블록도이다.
100: 반도체 소자 110: 반도체 기판
200: 연결 구조체 210: 전극 패드
220: 버퍼 패드 BS: 범프 구조체
Claims (10)
- 저유전(low-k) 물질층을 포함하는 반도체 기판에 배치되는 전극 패드;
상기 전극 패드를 감싸며 상부에 제1 개구부를 구비하는 제1 보호층;
상기 전극 패드에 전기적으로 연결되며, 편평한 측벽을 가지는 하나의 구조물인 버퍼 패드;
상기 버퍼 패드를 직접 접촉하도록 감싸며, 상부에 제2 개구부를 구비하는 제2 보호층; 및
상기 버퍼 패드에 순차적으로 적층된 필라층 및 솔더층;을 포함하되,
상기 버퍼 패드의 두께는 상기 전극 패드의 두께보다 두껍고,
상기 제1 개구부의 상기 반도체 기판의 상면에 평행한 제1 방향을 따른 폭이 상기 제2 개구부의 상기 제1 방향을 따른 폭과 같거나 더 큰 반도체 칩. - 제1항에 있어서,
상기 전극 패드의 상기 제1 방향을 따른 폭이 상기 버퍼 패드의 상기 제1 방향을 따른 폭보다 작은 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 필라층의 상기 제1 방향을 따른 폭이 상기 버퍼 패드의 상기 제1 방향을 따른 폭보다 작은 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 전극 패드의 상기 제1 방향을 따른 폭이 상기 필라층의 상기 제1 방향을 따른 폭보다 작은 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 전극 패드 및 상기 버퍼 패드는 동일한 물질로 구성되는 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 전극 패드의 하부에서,
상기 반도체 기판 상에 단위 소자, 배선층, 및 상기 저유전 물질층으로 구성되는 층간 절연막을 포함하는 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 전극 패드의 중심, 상기 버퍼 패드의 중심, 및 상기 필라층 및 솔더층의 중심은 상기 기판의 상면에 수직한 방향을 따라 일렬로 정렬되는 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 버퍼 패드의 두께는 상기 전극 패드의 두께보다 5배 이상인 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 버퍼 패드는 상기 제1 개구부를 채우며 상기 제1 보호층 상에 형성되어 상기 제1 보호층을 사이에 두고 상기 전극 패드를 감싸는 것을 특징으로 하는 반도체 칩. - 제1항에 있어서,
상기 필라층의 하부에 시드층을 더 포함하며,
상기 시드층은 상기 제2 개구부를 채우며 상기 제2 보호층 상에 형성되고,
상기 시드층의 측면에 언더컷이 형성되는 것을 특징으로 하는 반도체 칩.
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| KR1020180077321A KR102574452B1 (ko) | 2018-07-03 | 2018-07-03 | 반도체 칩 및 이를 포함하는 반도체 패키지 |
| US16/283,906 US10930610B2 (en) | 2018-07-03 | 2019-02-25 | Semiconductor chip including a bump structure and semiconductor package including the same |
| CN201910309072.7A CN110676227B (zh) | 2018-07-03 | 2019-04-17 | 包括凸块结构的半导体芯片和包括半导体芯片的半导体封装 |
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| KR102843286B1 (ko) * | 2020-06-10 | 2025-08-06 | 삼성전자주식회사 | 반도체 패키지 및 반도체 패키지의 제조 방법 |
| KR20220028310A (ko) * | 2020-08-28 | 2022-03-08 | 삼성전자주식회사 | 배선 구조체, 이의 제조 방법 및 배선 구조체를 포함하는 반도체 패키지 |
| FI20215519A1 (en) * | 2021-05-04 | 2022-11-05 | Iqm Finland Oy | Galvanization for vertical contacts |
| US11688708B2 (en) | 2021-08-30 | 2023-06-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | Chip structure and method for forming the same |
| US12015002B2 (en) | 2021-08-30 | 2024-06-18 | Taiwan Semiconductor Manufacturing Company, Ltd. | Chip structure and method for forming the same |
| TWI818743B (zh) * | 2021-10-13 | 2023-10-11 | 日商旭化成股份有限公司 | 半導體裝置及其製造方法 |
| KR20230172679A (ko) * | 2022-06-15 | 2023-12-26 | 삼성전자주식회사 | 재배선 구조물을 포함하는 반도체 패키지 |
| US20240282726A1 (en) * | 2023-02-17 | 2024-08-22 | Nxp Usa, Inc. | Semiconductor device with pad contact feature and method therefor |
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