JP7661663B2 - 半導体装置及び半導体装置の製造方法 - Google Patents
半導体装置及び半導体装置の製造方法 Download PDFInfo
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Description
20 銅コアボール
21 第1接触面
22 第2接触面
100 下基板
101 上面
124A、124B 導電パッド
200 上基板
201 下面
211 導電パッド
300 半導体素子
Claims (8)
- 第1主面を有し、前記第1主面に第1導電パッドを備えた第1基板と、
前記第1主面に対向する第2主面を有し、前記第2主面に第2導電パッドを備えた第2基板と、
前記第1基板と前記第2基板との間に配置され、前記第1基板の前記第1主面に実装された半導体素子と、
前記第1導電パッド及び前記第2導電パッドに接触する銅製の導電性コアボールと、
を有し、
前記第1主面に垂直な第1方向における前記導電性コアボールの最大寸法は、前記導電性コアボールの前記第1主面に平行な面内での最大直径よりも小さく、
前記最大寸法は、前記最大直径の85.0%~95.0%であり、
前記導電性コアボールに前記第1方向に平行な圧縮応力が作用しており、
前記導電性コアボールは、
前記第1導電パッドに直接接触する第1接触面と、
前記第2導電パッドに直接接触する第2接触面と、
を有することを特徴とする半導体装置。 - 前記導電性コアボールの形状は楕円体状であることを特徴とする請求項1に記載の半導体装置。
- 前記導電性コアボールの側面を覆うはんだ層を有することを特徴とする請求項1又は2に記載の半導体装置。
- 前記第1導電パッド及び前記第2導電パッドの材料は銅であり、
前記はんだ層は錫を含有し、
前記第1導電パッドと前記はんだ層との間、及び前記第2導電パッドと前記はんだ層との間に、錫及び銅を含有する合金層が存在することを特徴とする請求項3に記載の半導体装置。 - 前記第1接触面の第1直径及び前記第2接触面の第2直径は、前記導電性コアボールの前記最大直径の5.0%~15.0%であることを特徴とする請求項1乃至4のいずれか1項に記載の半導体装置。
- 前記第1導電パッドは、前記導電性コアボールの前記第1接触面の形状に沿って湾曲した第1湾曲部を有することを特徴とする請求項1乃至5のいずれか1項に記載の半導体装置。
- 前記第2導電パッドは、前記導電性コアボールの前記第2接触面の形状に沿って湾曲した第2湾曲部を有することを特徴とする請求項1乃至6のいずれか1項に記載の半導体装置。
- 第1主面を有し、前記第1主面に第1導電パッドを備えた第1基板の前記第1主面に半導体素子を実装する工程と、
第2主面を有し、前記第2主面に第2導電パッドを備えた第2基板の前記第2導電パッドの上に球体状の銅製の導電性コアボールを搭載する工程と、
前記第2主面を前記第1主面に対向させ、前記導電性コアボールを前記第1導電パッド及び前記第2導電パッドに接合する工程と、
を有し、
前記導電性コアボールを前記第1導電パッド及び前記第2導電パッドに接合する工程は、前記導電性コアボールを前記第1主面に垂直な第1方向で圧縮して、前記第1方向における前記導電性コアボールの最大寸法を、前記導電性コアボールの前記第1主面に平行な面内での最大直径よりも小さくする工程を有し、
前記最大寸法を前記最大直径よりも小さくする工程の後において、
前記最大寸法は、前記最大直径の85.0%~95.0%であり、
前記導電性コアボールに前記第1方向に平行な圧縮応力が作用することを特徴とする半導体装置の製造方法。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021097292A JP7661663B2 (ja) | 2021-06-10 | 2021-06-10 | 半導体装置及び半導体装置の製造方法 |
| US17/805,302 US12406953B2 (en) | 2021-06-10 | 2022-06-03 | Semiconductor apparatus and method of making semiconductor apparatus |
| CN202210638855.1A CN115472589A (zh) | 2021-06-10 | 2022-06-07 | 半导体装置及半导体装置的制造方法 |
| KR1020220069339A KR20220167226A (ko) | 2021-06-10 | 2022-06-08 | 반도체 장치 및 반도체 장치의 제조 방법 |
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| JP2021097292A JP7661663B2 (ja) | 2021-06-10 | 2021-06-10 | 半導体装置及び半導体装置の製造方法 |
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| JP2022188977A JP2022188977A (ja) | 2022-12-22 |
| JP2022188977A5 JP2022188977A5 (ja) | 2024-04-11 |
| JP7661663B2 true JP7661663B2 (ja) | 2025-04-15 |
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| US20250323136A1 (en) * | 2024-04-12 | 2025-10-16 | Qualcomm Incorporated | Integrated circuit (ic) package including two substrates and vertical interconnects coupling the two substrates, the vertical interconnects comprising a metal ball and metal pin combination to address an increased distance between substrates |
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| WO2007069606A1 (ja) | 2005-12-14 | 2007-06-21 | Shinko Electric Industries Co., Ltd. | チップ内蔵基板およびチップ内蔵基板の製造方法 |
| JP2011187635A (ja) | 2010-03-08 | 2011-09-22 | Hitachi Metals Ltd | 半導体装置およびその製造方法 |
| JP2012099642A (ja) | 2010-11-02 | 2012-05-24 | Hitachi Metals Ltd | 半導体装置、それを用いた電子部品およびそれらの製造方法 |
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| JP3270813B2 (ja) * | 1995-07-11 | 2002-04-02 | 株式会社ピーエフユー | 半導体装置とその製造方法 |
| US5926694A (en) * | 1996-07-11 | 1999-07-20 | Pfu Limited | Semiconductor device and a manufacturing method thereof |
| JPH10270496A (ja) * | 1997-03-27 | 1998-10-09 | Hitachi Ltd | 電子装置、情報処理装置、半導体装置並びに半導体チップの実装方法 |
| US6610591B1 (en) * | 2000-08-25 | 2003-08-26 | Micron Technology, Inc. | Methods of ball grid array |
| US20080142968A1 (en) * | 2006-12-15 | 2008-06-19 | International Business Machines Corporation | Structure for controlled collapse chip connection with a captured pad geometry |
| JP5525793B2 (ja) * | 2009-10-19 | 2014-06-18 | パナソニック株式会社 | 半導体装置 |
| JP5421863B2 (ja) | 2010-06-28 | 2014-02-19 | 新光電気工業株式会社 | 半導体パッケージの製造方法 |
| US20130043573A1 (en) * | 2011-08-15 | 2013-02-21 | Advanced Analogic Technologies (Hong Kong) Limited | Solder Bump Bonding In Semiconductor Package Using Solder Balls Having High-Temperature Cores |
| JP6352644B2 (ja) * | 2014-02-12 | 2018-07-04 | 新光電気工業株式会社 | 配線基板及び半導体パッケージの製造方法 |
| US10157850B1 (en) * | 2017-07-28 | 2018-12-18 | Taiwan Semiconductor Manufacturing Co., Ltd. | Semiconductor packages and manufacturing method thereof |
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- 2022-06-08 KR KR1020220069339A patent/KR20220167226A/ko active Pending
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| WO2007069606A1 (ja) | 2005-12-14 | 2007-06-21 | Shinko Electric Industries Co., Ltd. | チップ内蔵基板およびチップ内蔵基板の製造方法 |
| JP2011187635A (ja) | 2010-03-08 | 2011-09-22 | Hitachi Metals Ltd | 半導体装置およびその製造方法 |
| JP2012099642A (ja) | 2010-11-02 | 2012-05-24 | Hitachi Metals Ltd | 半導体装置、それを用いた電子部品およびそれらの製造方法 |
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| KR20220167226A (ko) | 2022-12-20 |
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| CN115472589A (zh) | 2022-12-13 |
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