JP5774292B2 - 回路装置およびその製造方法 - Google Patents
回路装置およびその製造方法 Download PDFInfo
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Description
本実施の形態では、図1を参照して、本発明の回路装置の一例として混成集積回路装置10の構成を説明する。図1(A)は混成集積回路装置10の斜視図であり、図1(B)はその断面図である。図1(C)はトランジスタ14A(回路素子)が固着される構造を示す断面図である。
本実施の形態では、図2から図7を参照して、上記した混成集積回路装置10の製造方法を説明する。
本工程では、基板16の表面に導電パターン18を形成する。図2(A)は本工程での基板16の平面図であり、図2(B)はその断面図である。
本工程では、パッド18A〜18Dの上面に半田ペースト21Aを塗布する。
次に、パワートランジスタ以外の素子(小信号系トランジスタおよびチップ部品)の電気的接続を行い、パッド18Aの上面に離散的に半田19を形成する。
図6を参照して、次に、トランジスタ14Aが固着されたヒートシンク14Dを、パッド18Aの上面に固着する。
本工程では、リード11の固着および封止樹脂12の形成を行う。
11 リード
12 封止樹脂
14A トランジスタ
14B チップ部品
14C トランジスタ
14D ヒートシンク
15A 太線
15B 細線
16 基板
17 絶縁層
18 パターン
18A パッド
18B パッド
18C パッド
18D パッド
18E パッド
18F 配線パターン
19 半田
21 半田ペースト
21A 半田ペースト
22 合金層
23 合金層
30 シリンジ
31 半田ペースト
Claims (11)
- 主面を有する基板と、
前記基板の前記主面に形成され、主面を有する絶縁層と、
前記絶縁層の前記主面に形成された導電パターンを有し、第1金属から成り少なくとも1つのパッドを形成する金属膜と、
少なくとも一つの前記パッドに半田を介して固着された回路素子と、を具備し、
前記半田と前記パッドとの境界には、前記半田を構成する金属と前記第1金属とを含む金属間化合物から成る合金層が形成され、
前記合金層は、第1合金層と、前記第1合金層よりも薄い第2合金層を有し、
前記第1合金層は、互いに離間してマトリックス状に配置されることを特徴とする回路装置。 - 前記第2合金層は、前記第1合金層の間に格子状に形成されることを特徴とする請求項1に記載の回路装置。
- 前記回路素子は、その上面に半導体素子が固着されたヒートシンクであることを特徴とする請求項1または請求項2に記載の回路装置。
- 主面を有する基板と、前記基板の前記主面に形成された絶縁層と、前記絶縁層の主面に形成されて第1金属から成るパッドと、を用意し、前記パッドの上面に複数の第1半田ペーストを互いに離間して形成する工程と、
リフローにより第1半田ペーストを溶融させて第1半田構造を形成する工程と、
前記第1半田構造および前記パッドの上面が覆われるように第2半田ペーストを塗布する工程と、
前記第2半田ペーストの上面に回路素子を載置して加熱することにより、前記回路素子を前記パッドに固着する工程と、を具備し、
前記固着する工程では、複数の第2半田構造を形成し、前記第1半田構造と前記第2半田構造と前記パッドとの間に合金層を生成し、前記合金層は第1半田構造と第2半田構造と前記パッドの前記第1金属とを含む化合物を有し、前記合金層は第1合金層と第2合金層を有し、前記第2合金層は前記第1合金層よりも薄く、前記第1合金層は互いに離間してマトリックス状に配置されることを特徴とする回路装置の製造方法。 - 前記第1半田構造は前記パッドの上面に直に形成され、前記第2半田ペーストは前記第1半田構造の表面および前記パッドの上面に塗布されることを特徴とする請求項4に記載の回路装置の製造方法。
- 前記第1半田ペーストを、前記パッドの上面にマトリックス状に配置することを特徴とする請求項4または請求項5に記載の回路装置の製造方法。
- 前記第1半田構造と前記パッドとの境界部分には第1合金層が生成され、
前記第2半田ペーストを溶融することにより形成された第2半田構造と前記パッドとの境界部分には第2合金層が生成され、
前記第2合金層は、前記第1合金層よりも薄いことを特徴とする請求項4から請求項6の何れかに記載の回路装置の製造方法。 - 前記第1半田構造は平面視で、一辺の長さが3mm以下の四角形状に形成されることを特徴とする請求項4から請求項7の何れかに記載の回路装置の製造方法。
- 前記第1半田構造を形成する工程では、チップ素子または小信号トランジスタを、半田を介して前記基板の上面に固着することを特徴とする請求項4から請求項8の何れかに記載の回路装置の製造方法。
- 前記回路素子は、上面にトランジスタが固着されたヒートシンクであることを特徴とする請求項4から請求項9の何れかに記載の回路装置の製造方法。
- 前記第2合金層同士の間に、前記第1合金層をグリッド状に形成する工程、を更に具備することを特徴とする請求項4から請求項10の何れかに記載の回路装置の製造方法。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010247063A JP5774292B2 (ja) | 2010-11-04 | 2010-11-04 | 回路装置およびその製造方法 |
| PCT/JP2011/005716 WO2012060054A1 (ja) | 2010-11-04 | 2011-10-12 | 回路装置およびその製造方法 |
| CN201180053072.7A CN103201829B (zh) | 2010-11-04 | 2011-10-12 | 电路装置及其制造方法 |
| KR1020137011495A KR20130060361A (ko) | 2010-11-04 | 2011-10-12 | 회로 장치 및 그 제조 방법 |
| US13/882,952 US9572294B2 (en) | 2010-11-04 | 2011-10-12 | Circuit device and method for manufacturing same |
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| JP2010247063A JP5774292B2 (ja) | 2010-11-04 | 2010-11-04 | 回路装置およびその製造方法 |
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| JP2012099688A JP2012099688A (ja) | 2012-05-24 |
| JP5774292B2 true JP5774292B2 (ja) | 2015-09-09 |
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| US (1) | US9572294B2 (ja) |
| JP (1) | JP5774292B2 (ja) |
| KR (1) | KR20130060361A (ja) |
| CN (1) | CN103201829B (ja) |
| WO (1) | WO2012060054A1 (ja) |
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| KR102212559B1 (ko) | 2014-08-20 | 2021-02-08 | 삼성전자주식회사 | 반도체 발광소자 및 이를 이용한 반도체 발광소자 패키지 |
| USD836073S1 (en) * | 2017-01-25 | 2018-12-18 | Shindengen Electric Manufacturing Co., Ltd. | Solid state relay |
| CN109599334A (zh) * | 2017-09-30 | 2019-04-09 | 株洲中车时代电气股份有限公司 | 用于绝缘栅双极晶体管的制造方法 |
| JP7192523B2 (ja) * | 2019-01-23 | 2022-12-20 | 富士通株式会社 | 半導体パッケージ及び電子装置 |
| CN113894398A (zh) * | 2021-10-25 | 2022-01-07 | 智新半导体有限公司 | 提高ntc电阻焊接可靠性的方法及装置 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58132941A (ja) * | 1982-02-02 | 1983-08-08 | Sharp Corp | 部品搭載基板のリ−ド接続方法 |
| US4748085A (en) * | 1985-11-16 | 1988-05-31 | Narumi China Corporation | Multilayer ceramic circuit board fired at a low temperature |
| US4775917A (en) * | 1985-12-03 | 1988-10-04 | Wells Manufacturing Company | Thermal compensated circuit board interconnect apparatus and method of forming the same |
| JP3141364B2 (ja) * | 1992-05-06 | 2001-03-05 | 住友電気工業株式会社 | 半導体チップ |
| JPH0690078A (ja) * | 1992-09-07 | 1994-03-29 | Harima Chem Inc | プリコート基板の製造方法 |
| US6444563B1 (en) * | 1999-02-22 | 2002-09-03 | Motorlla, Inc. | Method and apparatus for extending fatigue life of solder joints in a semiconductor device |
| JP2002134682A (ja) | 2000-10-26 | 2002-05-10 | Sanyo Electric Co Ltd | 混成集積回路装置の製造方法 |
| CN1445049A (zh) * | 2002-03-19 | 2003-10-01 | 日本胜利株式会社 | 焊锡膏、焊接成品及焊接方法 |
| US20040238925A1 (en) * | 2003-05-23 | 2004-12-02 | Paul Morganelli | Pre-applied thermoplastic reinforcement for electronic components |
| JP3918779B2 (ja) * | 2003-06-13 | 2007-05-23 | 松下電器産業株式会社 | 非耐熱部品のはんだ付け方法 |
| US20050230842A1 (en) * | 2004-04-20 | 2005-10-20 | Texas Instruments Incorporated | Multi-chip flip package with substrate for inter-die coupling |
| JP2006100752A (ja) | 2004-09-30 | 2006-04-13 | Sanyo Electric Co Ltd | 回路装置およびその製造方法 |
| US20060108402A1 (en) * | 2004-11-19 | 2006-05-25 | Tessera, Inc. | Solder ball formation and transfer method |
| JP4812429B2 (ja) * | 2005-01-31 | 2011-11-09 | 三洋電機株式会社 | 回路装置の製造方法 |
| JP4817418B2 (ja) * | 2005-01-31 | 2011-11-16 | オンセミコンダクター・トレーディング・リミテッド | 回路装置の製造方法 |
| US7851916B2 (en) * | 2005-03-17 | 2010-12-14 | Taiwan Semiconductor Manufacturing Co., Ltd. | Strain silicon wafer with a crystal orientation (100) in flip chip BGA package |
| JP2007059485A (ja) * | 2005-08-22 | 2007-03-08 | Rohm Co Ltd | 半導体装置、基板及び半導体装置の製造方法 |
| US20090085207A1 (en) * | 2007-09-28 | 2009-04-02 | Texas Instruments, Inc. | Ball grid array substrate package and solder pad |
| US20090218124A1 (en) * | 2008-02-28 | 2009-09-03 | Motorola, Inc. | Method of filling vias with fusible metal |
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2010
- 2010-11-04 JP JP2010247063A patent/JP5774292B2/ja active Active
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2011
- 2011-10-12 WO PCT/JP2011/005716 patent/WO2012060054A1/ja not_active Ceased
- 2011-10-12 CN CN201180053072.7A patent/CN103201829B/zh active Active
- 2011-10-12 KR KR1020137011495A patent/KR20130060361A/ko not_active Ceased
- 2011-10-12 US US13/882,952 patent/US9572294B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103201829B (zh) | 2016-08-10 |
| KR20130060361A (ko) | 2013-06-07 |
| WO2012060054A1 (ja) | 2012-05-10 |
| CN103201829A (zh) | 2013-07-10 |
| US9572294B2 (en) | 2017-02-14 |
| US20130286594A1 (en) | 2013-10-31 |
| JP2012099688A (ja) | 2012-05-24 |
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