JP6771581B2 - 半導体モジュール及び半導体装置 - Google Patents
半導体モジュール及び半導体装置 Download PDFInfo
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
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- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
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- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
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Description
図1及び図2を参照して、実施の形態1に係る半導体モジュール1を説明する。半導体モジュール1は、表面実装型半導体モジュール(1)であってもよい。半導体モジュール1は、半導体素子23と、第1リードフレーム10と、封止部材50と、放熱部材40とを主に備える。半導体モジュール1は、集積回路30と、第2リードフレーム16と、第3リードフレーム20と、第1導電ワイヤ35と、第2導電ワイヤ36とをさらに備えてもよい。
本実施の形態の半導体モジュール1は、半導体素子23と、半導体素子23が載置される第1部分11を含む第1リードフレーム10と、少なくとも半導体素子23と第1部分11とを封止する封止部材50と、封止部材50に一体化されかつ半導体素子23において発生する熱を放散させる放熱部材40とを備える。放熱部材40は、封止部材50から露出する放熱面41を有する。放熱部材40は、封止部材50によって、半導体素子23及び第1部分11から絶縁されている。
図4から図6を参照して、実施の形態2に係る半導体モジュール1bを説明する。本実施の形態の半導体モジュール1bは、基本的には、実施の形態1の半導体モジュール1と同様の構成を備えるが、主に以下の点で異なる。
図7から図9を参照して、実施の形態3に係る半導体モジュール1cを説明する。本実施の形態の半導体モジュール1cは、基本的には、実施の形態1の半導体モジュール1と同様の構成を備えるが、主に以下の点で異なる。
図10を参照して、実施の形態4に係る半導体モジュール1dを説明する。本実施の形態の半導体モジュール1dは、基本的には、実施の形態2の半導体モジュール1bと同様の構成を備えるが、主に以下の点で異なる。
図11を参照して、実施の形態5に係る半導体モジュール1eを説明する。本実施の形態の半導体モジュール1eは、基本的には、実施の形態1の半導体モジュール1と同様の構成を備えるが、主に以下の点で異なる。
Claims (12)
- 半導体素子と、
前記半導体素子に電気的に接続される集積回路と、
前記半導体素子が載置される第1部分を含む第1リードフレームと、
前記集積回路が載置される第4部分を含む第2リードフレームと、
少なくとも前記半導体素子と前記第1部分と前記集積回路と前記第4部分とを封止する封止部材と、
前記封止部材に一体化されかつ前記半導体素子と前記集積回路とにおいて発生する熱を放散させる放熱部材とを備え、
前記放熱部材は、前記半導体素子と前記集積回路とに対向しており、
前記放熱部材は、前記封止部材から露出する放熱面を有し、
前記放熱部材は、前記封止部材によって、前記半導体素子と前記第1部分と前記集積回路と前記第4部分とから絶縁されており、
前記半導体素子の第1発熱量は、前記集積回路の第2発熱量よりも大きく、
前記放熱部材は、前記放熱面上に、凹部及び凸部のいずれかを含み、
前記半導体素子に対応する前記放熱面の第1領域には、前記集積回路に対応する前記放熱面の第2領域よりも多くの前記凹部及び前記凸部の前記いずれかが配置されている、半導体モジュール。 - 半導体素子と、
前記半導体素子に電気的に接続される集積回路と、
前記半導体素子が載置される第1部分を含む第1リードフレームと、
前記集積回路が載置される第4部分を含む第2リードフレームと、
少なくとも前記半導体素子と前記第1部分と前記集積回路と前記第4部分とを封止する封止部材と、
前記封止部材に一体化されかつ前記半導体素子と前記集積回路とにおいて発生する熱を放散させる放熱部材とを備え、
前記放熱部材は、前記半導体素子と前記集積回路とに対向しており、
前記放熱部材は、前記封止部材から露出する放熱面を有し、
前記放熱部材は、前記封止部材によって、前記半導体素子と前記第1部分と前記集積回路と前記第4部分とから絶縁されており、
前記半導体素子の第1発熱量は、前記集積回路の第2発熱量よりも大きく、
前記放熱部材は、前記放熱面上の凹部と、前記凹部の少なくとも一部に結合されて前記放熱面から突出する突出部材とを含み、
前記半導体素子に対応する前記放熱面の第1領域には、前記集積回路に対応する前記放熱面の第2領域よりも多くの前記突出部材が配置されている、半導体モジュール。 - 前記第1部分は、前記半導体素子と前記放熱部材との間に配置されており、
前記第1部分は、前記放熱部材に対して、第1間隔を空けて配置されている、請求項1または請求項2に記載の半導体モジュール。 - 前記第1間隔は、100μm以上500μm以下である、請求項3に記載の半導体モジュール。
- 前記第1リードフレームは、前記第1部分に接続される第2部分と、前記第2部分に接続される第3部分と、前記第3部分に接続される端子部とを含み、
前記第1部分と前記放熱部材との間の前記第1間隔が、前記第3部分と前記放熱部材との間の第2間隔よりも小さくなるように、前記第2部分は前記第1部分及び前記第3部分に対して傾斜している、請求項3または請求項4に記載の半導体モジュール。 - 前記第1部分及び前記第2部分は、前記封止部材の中に埋め込まれている、請求項5に記載の半導体モジュール。
- 前記第4部分は、前記集積回路と前記放熱部材との間に配置されており、
前記第1部分と前記放熱部材との間の前記第1間隔は、前記第4部分と前記放熱部材との間の第3間隔よりも小さい、請求項3から請求項6のいずれか1項に記載の半導体モジュール。 - 第3リードフレームと、
前記第3リードフレームと前記半導体素子とに接続される第1導電ワイヤと、
前記集積回路と前記半導体素子とに接続される第2導電ワイヤとをさらに備え、
前記第1導電ワイヤは、前記第3リードフレーム及び前記半導体素子から前記放熱部材側とは反対側に引き出されており、
前記第2導電ワイヤは、前記集積回路及び前記半導体素子から前記放熱部材側とは反対側に引き出されている、請求項7に記載の半導体モジュール。 - 前記第1部分と前記放熱部材との間に絶縁スペーサをさらに備える、請求項1から請求項8のいずれか1項に記載の半導体モジュール。
- 前記放熱面以外の前記放熱部材の複数の表面は、前記封止部材に面している、請求項1から請求項9のいずれか1項に記載の半導体モジュール。
- 前記半導体素子は、第1の表面と、前記第1の表面とは反対側の第2の表面とを有し、
前記半導体素子は、前記第1の表面上に設けられた第1電極と、前記第2の表面上に設けられた第2電極とを有し、
前記第2電極は前記第1リードフレームの前記第1部分に接合されている、請求項1から請求項10のいずれか1項に記載の半導体モジュール。 - 請求項1から請求項11のいずれか1項に記載の前記半導体モジュールと、
配線基板と、
前記半導体モジュールを前記配線基板上に固定する接合部材とを備える、半導体装置。
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