JP5206822B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5206822B2 JP5206822B2 JP2011041854A JP2011041854A JP5206822B2 JP 5206822 B2 JP5206822 B2 JP 5206822B2 JP 2011041854 A JP2011041854 A JP 2011041854A JP 2011041854 A JP2011041854 A JP 2011041854A JP 5206822 B2 JP5206822 B2 JP 5206822B2
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Description
また、請求項1に記載の発明では、主電流電極端子における積層方向(X)端部に、積層方向(X)に弾性変形可能な可撓片(213)を備えているから、ケースの積層方向寸法および主電流電極端子の積層方向寸法のバラツキを可撓片の弾性変形によって吸収することができる。したがって、半導体実装体を積層した際に主電流電極端子同士を確実に接触させることができると共に、半導体実装体を積層した際に隣接する半導体実装体におけるケース部壁面間に隙間が発生しないようにして冷媒流路のシール性を確保することができる。
本発明の第1実施形態について説明する。図1は本発明の第1実施形態に係る半導体装置の分解斜視図、図2は図1の半導体実装体の斜視図、図3(a)は図2のA−A線に沿う断面図、図3(b)は図3(a)のB部を拡大して示す断面図、図4は図2のC−C線に沿う断面図、図5は図4のE−E線に沿う断面図、図6は図1の半導体実装体のD矢視図である。
図7は本第1実施形態の変形例としての半導体装置の要部を示す断面図である。
本発明の第2実施形態について説明する。図8(a)は第2実施形態に係る半導体装置における半導体実装体を積層する前の状態を示す要部の断面図、図8(b)は第2実施形態に係る半導体装置における半導体実装体を積層した後の状態を示す要部の断面図である。以下、第1実施形態と異なる部分についてのみ説明する。
上記各実施形態は、実施可能な範囲で任意に組み合わせが可能である。
11 半導体素子
13 ヒートシンク(金属体)
14 ヒートシンク(金属体)
18 冷媒流路
19 ケース部
21 正極端子(主電流電極端子)
30 半導体素子
31 半導体素子
191 ケース部壁面
Claims (4)
- 半導体素子(11、30、31)と、前記半導体素子に熱的に接続され前記半導体素子からの熱を伝達する金属体(13、14)と、冷媒が流れる冷媒流路(18)を形成し前記冷媒流路中に前記半導体素子および前記金属体が配置されるケース部(19)と、前記ケース部の外部に露出して前記半導体素子および電源に電気的に接続される主電流電極端子(21)とを有する半導体実装体(1)を備え、前記半導体実装体が複数個積層して配置される半導体装置において、
前記半導体実装体が積層された方向を積層方向(X)としたとき、
前記主電流電極端子は、前記積層方向(X)に延びていて前記ケース部の外形面に対向する面側が前記ケース部内に埋め込まれており、
前記主電流電極端子における前記積層方向(X)端部は、前記ケース部における前記積層方向端部のケース部壁面(191)まで延びており、前記半導体実装体が積層されたときに隣接する前記半導体実装体における前記主電流電極端子同士が接触するように構成されており、
前記主電流電極端子における前記積層方向(X)端部に、前記積層方向(X)に弾性変形可能な可撓片(213)を備えることを特徴とする半導体装置。 - 前記主電流電極端子(21)における前記積層方向(X)端部の端子壁面(211)は、前記ケース部壁面(191)よりも前記積層方向に突出していることを特徴とする請求項1に記載の半導体装置。
- 前記主電流電極端子(21)における前記積層方向(X)端部の端子壁面(211)は、前記ケース部壁面(191)と面一であることを特徴とする請求項1に記載の半導体装置。
- 前記主電流電極端子(21)のうち、隣接する前記半導体実装体(1)における前記ケース部壁面(191)間に配置される部位は、前記ケース部壁面(191)に埋め込まれていることを特徴とする請求項1ないし3のいずれか1つに記載の半導体装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011041854A JP5206822B2 (ja) | 2010-07-09 | 2011-02-28 | 半導体装置 |
CN201110195686.0A CN102315210B (zh) | 2010-07-09 | 2011-07-08 | 包括相互层叠的半导体封装体的半导体装置 |
US13/178,824 US8537551B2 (en) | 2010-07-09 | 2011-07-08 | Semiconductor device including semiconductor packages stacked on one another |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2010157085 | 2010-07-09 | ||
JP2010157085 | 2010-07-09 | ||
JP2011041854A JP5206822B2 (ja) | 2010-07-09 | 2011-02-28 | 半導体装置 |
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JP2012033862A JP2012033862A (ja) | 2012-02-16 |
JP5206822B2 true JP5206822B2 (ja) | 2013-06-12 |
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JP2011041854A Expired - Fee Related JP5206822B2 (ja) | 2010-07-09 | 2011-02-28 | 半導体装置 |
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US (1) | US8537551B2 (ja) |
JP (1) | JP5206822B2 (ja) |
CN (1) | CN102315210B (ja) |
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CN104011853B (zh) * | 2011-12-26 | 2016-11-09 | 三菱电机株式会社 | 电力用半导体装置及其制造方法 |
JP5655846B2 (ja) * | 2012-12-04 | 2015-01-21 | 株式会社デンソー | 電力変換装置 |
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DK3206468T3 (en) * | 2016-02-15 | 2019-04-01 | Siemens Ag | DC converter with DC voltage |
KR102635843B1 (ko) * | 2016-02-26 | 2024-02-15 | 삼성전자주식회사 | 반도체 장치 |
US9961808B2 (en) * | 2016-03-09 | 2018-05-01 | Ford Global Technologies, Llc | Power electronics system |
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US20120008282A1 (en) | 2012-01-12 |
US8537551B2 (en) | 2013-09-17 |
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