JP5387620B2 - 電力変換装置、半導体装置および電力変換装置の製造方法 - Google Patents
電力変換装置、半導体装置および電力変換装置の製造方法 Download PDFInfo
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- JP5387620B2 JP5387620B2 JP2011121499A JP2011121499A JP5387620B2 JP 5387620 B2 JP5387620 B2 JP 5387620B2 JP 2011121499 A JP2011121499 A JP 2011121499A JP 2011121499 A JP2011121499 A JP 2011121499A JP 5387620 B2 JP5387620 B2 JP 5387620B2
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Description
図1の回路図に示すように、本発明の第1実施形態のパワーモジュール100は、モータ200などに接続される3相のインバータ回路を構成している。パワーモジュール100は、6つのMOSFET3a〜3fを含む。なお、MOSFET3a〜3fは、ここでは、n型の電界効果トランジスタを示す。また、パワーモジュール100は、本発明の「電力変換装置」および「半導体装置」の一例である。また、MOSFET3a、3c、3eは、パワーモジュール100の上アームを構成しており、本発明の「電力変換素子」、「第1電力変換素子」の一例である。また、MOSFET3b、3d、および3fは、パワーモジュール100の下アームを構成しており、本発明の「電力変換素子」、「第2電力変換素子」の一例である。
次に、図18および図19を参照して、第2実施形態のパワーモジュール110について説明する。この第2実施形態では、上記第2基板2が第1基板1に対して小さくなるように形成されている第1実施形態と異なり、第2基板111に切り欠き部112a〜112eが設けられている。なお、パワーモジュール110は、本発明の「電力変換装置」および「半導体装置」の一例である。
2、111 第2基板
3a、3c、3e MOSFET(電力変換素子、第1電力変換素子)
3b、3d、3f MOSFET(電力変換素子、第2電力変換素子)
4 ケース部
4a 位置決め部
5a P側接続端子(第1接続端子)
5b N側接続端子(第1接続端子)
5c U相接続端子(第1接続端子)
5d V相接続端子(第1接続端子)
5e W相接続端子(第1接続端子)
6a、6b、6c、6d、6e、6f ゲート接続端子(第2接続端子)
7 封止部材
12a 放熱板(第1放熱板)
12b、12c、12d 放熱板(第2放熱板)
13a、13b、13c、13d、13e 導電パターン(第1導体パターン)
23a、23b、23c、23d、23e、23f 導電パターン(第2導体パターン)
100、110 パワーモジュール(電力変換装置、半導体装置)
112a、112b、112c、112d、112e 切り欠き部
131a、131b、131c、131d、131e 部分(接続部)
231a、231b、231c、231d、231e、231f 部分(接続部)
Claims (17)
- 第1基板と、
前記第1基板に対向して配置される第2基板と、
前記第1基板と前記第2基板との間に実装される電力変換素子と、
前記第1基板および前記第2基板を取り囲むように設けられるケース部とを備え、
前記ケース部は、前記第1基板の前記電力変換素子側に配設された第1導体パターンに接続される第1接続端子と、前記第2基板の前記電力変換素子側の表面に対して反対側の表面に配設された第2導体パターンに接続される第2接続端子とを含む、電力変換装置。 - 前記ケース部の前記第1接続端子の一方端は、前記ケース部の内面から前記第1基板側に突出するように形成され、
前記電力変換素子が実装された前記第1基板および前記第2基板を、前記第2基板側から、前記ケース部の内方に挿入して装着可能なように、前記第2基板は、前記ケース部の内方を、前記第1接続端子と干渉することなく通過可能な大きさまたは形状に形成される、請求項1に記載の電力変換装置。 - 前記第2基板は、前記第1基板よりも小さく形成される、請求項2に記載の電力変換装置。
- 前記第1接続端子の前記ケース部の内面から前記第1基板側に突出する部分の突出長さは、前記第1基板と前記第2基板とが対向する領域に侵入しないように、前記第2基板の外周端から前記ケース部の内面までの長さよりも短く形成される、請求項3に記載の電力変換装置。
- 前記ケース部の前記第2接続端子の一方端は、前記ケース部の内面から前記第2基板側に突出するように形成され、
前記第1接続端子の前記ケース部の内面から前記第1基板側に突出する部分の突出長さは、前記第2接続端子の前記ケース部の内面から前記第2基板側に突出する部分の突出長さよりも短く形成される、請求項3または4に記載の電力変換装置。 - 前記第2基板は、前記ケース部の内方を、前記第1接続端子と干渉することなく通過可能なように、縁部に切り欠き部が形成されている、請求項2に記載の電力変換装置。
- 前記ケース部の前記第1接続端子の一方端は、前記ケース部の内面から前記第1基板側に突出するように形成され、かつ、前記第2接続端子の一方端は、前記ケース部の内面から前記第2基板側に突出するように形成され、
前記ケース部の前記第1接続端子の一方端が、前記第1基板の前記電力変換素子側に配設された前記第1導体パターンの接続部と当接する際、前記第2接続端子の一方端も、前記第2基板の前記電力変換素子と反対側に配設された前記第2導体パターンの接続部と当接するように、前記ケース部の前記第1接続端子の一方端の高さ位置と、前記第2接続端子の一方端の高さ位置との差は、前記第1導体パターンの接続部の高さ位置と、前記第2導体パターンの接続部の高さ位置との差に略等しくなるように形成されている、請求項1〜6のいずれか1項に記載の電力変換装置。 - 前記ケース部の前記第1接続端子および前記第2接続端子の他方端は、前記ケース部の一方の端面から引き出され、かつ、それぞれの高さ位置が略等しくなるように前記ケース部の外周方向または内周方向に折り曲げて形成される、請求項1〜7のいずれか1項に記載の電力変換装置。
- 前記第2基板の前記電力変換素子と反対側に配設された前記第2導体パターンは、前記電力変換素子と電気的に接続されている、請求項1〜8のいずれか1項に記載の電力変換装置。
- 前記ケース部の他方の端面には、前記第1基板の外縁部が当接する際、前記第1基板の位置決めを行うための位置決め部が設けられている、請求項1〜9のいずれか1項に記載の電力変換装置。
- 前記第1接続端子は、主電流および制御信号のうちの少なくとも一方を供給し、かつ、前記第2接続端子は、制御信号を供給するように構成されており、
主電流を供給する前記第1接続端子の断面は、前記第2接続端子の断面よりも大きい断面積を有するように構成されている、請求項1〜10のいずれか1項に記載の電力変換装置。 - 前記第1基板、前記第2基板および前記電力変換素子を覆い、かつ、前記第1接続端子および前記第2接続端子の他方端が露出するように、前記ケース部の内方に充填される絶縁性の封止部材をさらに備える、請求項1〜11のいずれか1項に記載の電力変換装置。
- 前記第1接続端子と接続される前記第1導体パターンの接続部および前記第2接続端子と接続される前記第2導体パターンの接続部は、それぞれ、前記第1基板および前記第2基板の縁部に設けられる、請求項1〜12のいずれか1項に記載の電力変換装置。
- 前記第1基板には、前記電力変換素子が設置される反対側の面に、放熱板が設けられている、請求項1〜13のいずれか1項に記載の電力変換装置。
- 前記電力変換素子は、第1電力変換素子および第2電力変換素子を含み、
前記放熱板は、前記第1電力変換素子および前記第2電力変換素子が設置される領域にそれぞれ個別に設けられる第1放熱板および第2放熱板を含む、請求項14に記載の電力変換装置。 - 第1基板と、
前記第1基板に対向して配置される第2基板と、
前記第1基板と前記第2基板との間に実装される電力変換素子と、
前記第1基板および前記第2基板を取り囲むように設けられるケース部とを備え、
前記ケース部は、前記第1基板の前記電力変換素子側に配設された第1導体パターンに接続される第1接続端子と、前記第2基板の前記電力変換素子側の表面に対して反対側の表面に配設された第2導体パターンに接続される第2接続端子とを含む、半導体装置。 - 電力変換素子を第1基板と第2基板との間に実装するステップと、
前記電力変換素子が実装された前記第1基板および前記第2基板を、前記第2基板側から、ケース部の内方に挿入して装着するステップと、
前記ケース部が有する第1接続端子と、前記第1基板に配設された第1導体パターンの接続部とを接合するステップと、
前記ケース部が有する第2接続端子と、前記第2基板の前記電力変換素子側の表面に対して反対側の表面に配設された第2導体パターンの接合部とを接合するステップと、を備える、電力変換装置の製造方法。
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US11894347B2 (en) * | 2019-08-02 | 2024-02-06 | Semiconductor Components Industries, Llc | Low stress asymmetric dual side module |
US11469163B2 (en) * | 2019-08-02 | 2022-10-11 | Semiconductor Components Industries, Llc | Low stress asymmetric dual side module |
JP7548743B2 (ja) | 2020-07-21 | 2024-09-10 | 新光電気工業株式会社 | 半導体装置 |
DE102022213629A1 (de) | 2022-12-14 | 2024-06-20 | Robert Bosch Gesellschaft mit beschränkter Haftung | Leistungsmodul |
DE102022213628A1 (de) | 2022-12-14 | 2024-06-20 | Robert Bosch Gesellschaft mit beschränkter Haftung | Leistungsmodul |
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JP2765278B2 (ja) | 1991-05-31 | 1998-06-11 | 株式会社デンソー | 電子装置の製造方法 |
JP3410969B2 (ja) * | 1997-06-30 | 2003-05-26 | 株式会社東芝 | 半導体装置 |
US6060772A (en) | 1997-06-30 | 2000-05-09 | Kabushiki Kaisha Toshiba | Power semiconductor module with a plurality of semiconductor chips |
US6072240A (en) * | 1998-10-16 | 2000-06-06 | Denso Corporation | Semiconductor chip package |
JP2002026251A (ja) * | 2000-07-11 | 2002-01-25 | Toshiba Corp | 半導体装置 |
US6891256B2 (en) * | 2001-10-22 | 2005-05-10 | Fairchild Semiconductor Corporation | Thin, thermally enhanced flip chip in a leaded molded package |
DE10231091A1 (de) * | 2002-07-10 | 2004-01-22 | Robert Bosch Gmbh | Aktivgleichrichter-Modul für Drehstromgeneratoren von Fahrzeugen |
JP2004236470A (ja) * | 2003-01-31 | 2004-08-19 | Yaskawa Electric Corp | パワーモジュールおよびパワーモジュール一体型モータ |
JP4450230B2 (ja) * | 2005-12-26 | 2010-04-14 | 株式会社デンソー | 半導体装置 |
JP2007251076A (ja) * | 2006-03-20 | 2007-09-27 | Hitachi Ltd | パワー半導体モジュール |
WO2009150875A1 (ja) | 2008-06-12 | 2009-12-17 | 株式会社安川電機 | パワーモジュールおよびその制御方法 |
WO2010004802A1 (ja) * | 2008-07-10 | 2010-01-14 | 三菱電機株式会社 | 電力用半導体モジュール |
JP5125975B2 (ja) * | 2008-10-15 | 2013-01-23 | 富士電機株式会社 | 樹脂ケース製造方法 |
CN102576706B (zh) * | 2010-03-16 | 2015-07-22 | 富士电机株式会社 | 半导体器件 |
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US20120307541A1 (en) | 2012-12-06 |
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JP2012249491A (ja) | 2012-12-13 |
US8981552B2 (en) | 2015-03-17 |
CN102810526B (zh) | 2015-09-23 |
EP2530712A3 (en) | 2015-01-07 |
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