JP2019054146A - 半導体モジュール - Google Patents
半導体モジュール Download PDFInfo
- Publication number
- JP2019054146A JP2019054146A JP2017178194A JP2017178194A JP2019054146A JP 2019054146 A JP2019054146 A JP 2019054146A JP 2017178194 A JP2017178194 A JP 2017178194A JP 2017178194 A JP2017178194 A JP 2017178194A JP 2019054146 A JP2019054146 A JP 2019054146A
- Authority
- JP
- Japan
- Prior art keywords
- solder
- semiconductor element
- tensile strength
- semiconductor
- lead terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 159
- 229910000679 solder Inorganic materials 0.000 claims abstract description 234
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- 239000002184 metal Substances 0.000 claims description 18
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- 229910008757 Sn—Sb Inorganic materials 0.000 claims description 7
- 229910020888 Sn-Cu Inorganic materials 0.000 claims description 3
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- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
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Abstract
Description
11 冷却器
12 ケース
13 積層基板
13a 絶縁板
13b,13c 回路層
13d 金属板
14 半導体素子
14a IGBT
14b FWD
14c IGBT領域
14d FWD領域
14e,14f 感温センサ
15 リード端子
15a1,15a2 接合部
15b1,15b2 起立部
15c 水平部
16 積層基板の下に位置するはんだ
17 第1はんだ
18 第2はんだ
19 リード端子の下に位置するはんだ
20 封止樹脂
Claims (9)
- 一方の面及び前記一方の面の反対側の他方の面を有する半導体素子と、
前記半導体素子に電気的及び熱的に接続される外部接続端子と、
前記外部接続端子と前記半導体素子の一方の面とを接合する第1はんだと、
前記半導体素子が配置される金属基板と、
前記半導体素子の他方の面と前記金属基板とを接合する第2はんだと、
を備え、
前記第1はんだの引張強度をA、前記第2はんだの引張強度をBとそれぞれして、(A/B)を引張強度比とすると、前記引張強度比<1が成立する、半導体モジュール。 - 前記引張強度比<0.8、
である請求項1に記載の半導体モジュール。 - 0.2<前記引張強度比、
である請求項1または2に記載の半導体モジュール。 - 前記引張強度比<1が成立する時の温度は、25℃以上、125℃以下の任意の一温度である、
請求項1に記載の半導体モジュール。 - 前記第1はんだ及び前記第2はんだはそれぞれSn−Sb系はんだにより構成されている、
請求項1に記載の半導体モジュール。 - 前記第1はんだにおけるSbの含有量は、前記第2はんだにおけるSbの含有量よりも少ない、
請求項5に記載の半導体モジュール。 - 前記第1はんだはSn−Cu系はんだ、前記第2はんだはSn−Sb系はんだにより構成されている、
請求項1に記載の半導体モジュール。 - 前記外部接続端子の前記半導体素子に対する接合面積は、前記半導体素子の前記金属基板に対する接合面積に対して、20%以上、70%以下である、
請求項1に記載の半導体モジュール。 - 前記半導体素子は、RC−IGBTである、
請求項1記載の半導体モジュール。
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JP2009070863A (ja) * | 2007-09-11 | 2009-04-02 | Hitachi Ltd | 半導体パワーモジュール |
JP2012089798A (ja) * | 2010-10-22 | 2012-05-10 | Nec Corp | 半田付け構造及び実装構造 |
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US6704189B2 (en) * | 2002-04-09 | 2004-03-09 | Tdk Corporation | Electronic device with external terminals and method of production of the same |
JP2006287064A (ja) | 2005-04-01 | 2006-10-19 | Fuji Electric Holdings Co Ltd | 半導体装置およびその製造方法 |
JP4730181B2 (ja) | 2006-04-10 | 2011-07-20 | 株式会社デンソー | 半導体装置 |
JP5463845B2 (ja) * | 2009-10-15 | 2014-04-09 | 三菱電機株式会社 | 電力半導体装置とその製造方法 |
WO2016031462A1 (ja) * | 2014-08-28 | 2016-03-03 | 富士電機株式会社 | パワー半導体モジュール |
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