JPWO2018142863A1 - 半導体モジュール、電気自動車、及びパワーコントロールユニット - Google Patents
半導体モジュール、電気自動車、及びパワーコントロールユニット Download PDFInfo
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Abstract
Description
[先行技術文献]
[特許文献]
[特許文献1] 特開2007−266608号公報
Claims (19)
- 第1のアーム回路と第2のアーム回路とを備える半導体モジュールであって、
前記第1のアーム回路と第2のアーム回路のそれぞれに含まれる複数の半導体チップと、
前記第1のアーム回路の前記複数の半導体チップに接続される第1のリードフレームと、
前記第2のアーム回路の前記複数の半導体チップに接続される第2のリードフレームと、
前記第1のリードフレームに接続される第1の主端子と、
前記第2のリードフレームに接続される第2の主端子と
を備え、
前記第1のリードフレームと前記第2のリードフレームとは対向する部分を有し、
前記第1のリードフレームの第1の端部に、前記第1の主端子に接続されている第1の端子接続部を有し、
前記第2のリードフレームの第2の端部に、前記第2の主端子に接続されている第2の端子接続部を有し、
前記第1の端子接続部と第2の端子接続部とが、第1のリードフレームと前記第2のリードフレームの対向する部分から見て、逆側に配置されている半導体モジュール。 - 前記第1のアーム回路に含まれる前記複数の半導体チップがオン状態になったときに前記第1のリードフレームに流れる電流の方向と、前記第2のアーム回路に含まれる前記複数の半導体チップがオン状態になったときに前記第2のリードフレームに流れる電流の方向とが逆向きである
請求項1に記載の半導体モジュール。 - 前記第1のリードフレームにおいて前記複数の半導体チップに接続されるチップ接続部と、前記第2のリードフレームにおいて前記複数の半導体チップに接続されるチップ接続部とが、上面視において平行に配置されている
請求項1または2に記載の半導体モジュール。 - 前記第1のリードフレームは、
第1の板状部と、
前記第1の板状部において前記第2のリードフレームと向かい合う端辺に、上方向または下方向に伸びて形成された第1の延長部と
を有し、
前記第2のリードフレームは、
第2の板状部と、
前記第2の板状部において前記第1のリードフレームと向かい合う端辺に、前記第1の延長部と対向する方向に伸びて形成された第2の延長部と
を有する請求項1から3のいずれか一項に記載の半導体モジュール。 - 前記第1のリードフレームは、前記第1の延長部に接続され、且つ、前記第1の板状部と対向して配置された板状の第1の対向部を更に有する
請求項4に記載の半導体モジュール。 - 前記第2のリードフレームは、前記第2の延長部に接続され、且つ、前記第2の板状部と対向して配置された板状の第2の対向部を更に有する
請求項4または5に記載の半導体モジュール。 - 前記第1のリードフレームは、第1の板状部を有し、
前記第2のリードフレームは、
上面視において前記第1の板状部とは重ならないように配置された第2の板状部と、
前記第2の板状部に接続され、上面視において前記第1の板状部と重なるように配置された重畳部と
を有する請求項1から3のいずれか一項に記載の半導体モジュール。 - 前記第1のリードフレームは、
前記第1の板状部において前記第2のリードフレームと向かい合う端辺に、上方向または下方向に伸びて形成された第1の延長部と、
前記第1の延長部に接続され、且つ、前記第1の板状部と対向して配置された板状の第1の対向部と、
前記第1の板状部または前記第1の対向部と、前記複数の半導体チップとを接続する複数の第1のチップ接続部と
を有する請求項7に記載の半導体モジュール。 - 前記第2のリードフレームは、前記第2の板状部及び前記複数の半導体チップを接続する複数の第2のチップ接続部を有する
請求項7または8に記載の半導体モジュール。 - 前記第2のリードフレームは、前記第2の板状部と前記重畳部とを連結する第2の延長部を有し、
前記第2の延長部は、前記第2の主端子側の端辺から、前記複数の半導体チップのうち前記第2の主端子に最も近い半導体チップと対向する位置まで、切欠きが形成されている
請求項7から9のいずれか一項に記載の半導体モジュール。 - 前記第1のリードフレームは、
前記第1の主端子に接続される第1の板状部と、
前記複数の半導体チップに接続され、前記第1の板状部よりも薄い複数のチップ接続部と
を有する請求項1から3のいずれか一項に記載の半導体モジュール。 - 前記第1のリードフレームにおいて、前記第1の主端子に接続される前記第1の端子接続部は、前記複数の半導体チップに接続されるチップ接続部よりも厚い
請求項1から11のいずれか一項に記載の半導体モジュール。 - 前記第1のリードフレームは、前記複数の半導体チップに接続される複数の第1のチップ接続部を有し、
前記第1の延長部は、前記複数の第1のチップ接続部よりも厚い
請求項4から6のいずれか一項に記載の半導体モジュール。 - 前記第1のリードフレームは、前記第1のアーム回路に含まれる前記複数の半導体チップのエミッタ端子に接続された第1中間部を有し、
前記第2のリードフレームは、前記第2のアーム回路に含まれる前記複数の半導体チップのエミッタ端子に接続された第2中間部を有し、
前記第1のリードフレームの前記第1中間部と前記第2のリードフレームの第2中間部とは、間隔をあけて対向しているとともに、前記間隔の中央を中心として上面視で点対称に配置されている
請求項1に記載の半導体モジュール。 - 前記第1のリードフレームは、該第1のリードフレームの前記第1中間部の長手方向に沿う第1スリット部が形成されており、
前記第2のリードフレームは、該第2のリードフレームの前記第2中間部の長手方向に沿う第2スリット部が形成されている、
請求項14に記載の半導体モジュール。 - 前記第1スリット部の長手方向の長さは、前記第1のリードフレームの前記第1中間部の長手方向の長さの3分の2より大きく、
前記第2スリット部の長手方向の長さは、前記第2のリードフレームの前記第2中間部の長手方向の長さの3分の2より大きい、
請求項15に記載の半導体モジュール。 - 前記第1スリット部は、前記第1の主端子側の端辺から形成されており、
前記第2スリット部は、前記第2の主端子側の端辺から形成されている
請求項15に記載の半導体モジュール。 - 請求項1から17のいずれか一項に記載の半導体モジュールを備える電気自動車。
- 請求項1から17のいずれか一項に記載の半導体モジュールを備えるパワーコントロールユニット。
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JP2017019963 | 2017-02-06 | ||
PCT/JP2018/000369 WO2018142863A1 (ja) | 2017-02-06 | 2018-01-10 | 半導体モジュール、電気自動車、及びパワーコントロールユニット |
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JP1649258S (ja) | 2019-01-11 | 2022-12-21 | 半導体モジュール | |
DE102019206821A1 (de) * | 2019-05-10 | 2020-11-12 | Robert Bosch Gmbh | Halbleiterleistungsmodul |
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