JP2019216189A - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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Abstract
Description
12:第1半導体素子
14:第2半導体素子
16:封止体
20:第1絶縁基板
22:第1絶縁層
24:第1内側導体層
26:第1外側導体層
30:第2絶縁基板
32:第2絶縁層
34:第2内側導体層
36:第2外側導体層
40:第3絶縁基板
42:第3絶縁層
44:第3内側導体層
46:第3外側導体層
52:第1電力端子
54:第2電力端子
56:第3電力端子
58:第1信号端子
60:第2信号端子
62、64:ダミー端子
Claims (18)
- 第1絶縁基板と、
前記第1絶縁基板上に配置された第1半導体素子及び第2半導体素子と、
前記第1半導体素子を介して前記第1絶縁基板に対向する第2絶縁基板と、
前記第2半導体素子を介して前記第1絶縁基板に対向するとともに、前記第2絶縁基板と横並びに配置された第3絶縁基板と、
を備え、
前記第1絶縁基板は、第1絶縁層と、前記第1絶縁層の一方側に設けられているとともに前記第1半導体素子及び前記第2半導体素子に電気的に接続された第1内側導体層と、前記第1絶縁層の他方側に設けられている第1外側導体層と、を有し、
前記第2絶縁基板は、第2絶縁層と、前記第2絶縁層の一方側に設けられているとともに前記第2半導体素子に電気的に接続された第2内側導体層と、前記第2絶縁層の他方側に設けられている第2外側導体層と、を有し、
前記第3絶縁基板は、第3絶縁層と、前記第3絶縁層の一方側に設けられているとともに前記第2半導体素子に電気的に接続された第3内側導体層と、前記第3絶縁層の他方側に設けられている第3外側導体層と、を有する、
半導体装置。 - 前記第2絶縁基板のサイズは、前記第3絶縁基板のサイズと異なる、請求項1に記載の半導体装置。
- 前記第2絶縁基板のサイズは、前記第3絶縁基板のサイズよりも小さい、請求項2に記載の半導体装置。
- 前記第2絶縁基板のサイズは、前記第3絶縁基板のサイズよりも大きい、請求項2に記載の半導体装置。
- 前記第1半導体素子及び前記第2半導体素子を封止する封止体をさらに備え、
前記第1絶縁基板の前記第1内側導体層は、前記第1半導体素子及び前記第2半導体素子に直接的にはんだ付けされており、
前記第2絶縁基板の前記第2内側導体層は、前記第1半導体素子に直接的にはんだ付けされており、
前記第3絶縁基板の前記第3内側導体層は、前記第2半導体素子に直接的にはんだ付けされている、請求項1から4のいずれか一項に記載の半導体装置。 - 前記第1半導体素子及び前記第2半導体素子のそれぞれは、表面電極と裏面電極とを有し、前記表面電極と前記裏面電極との間を導通及び遮断するスイッチング素子であり、
前記第1半導体素子の前記表面電極は、前記第1絶縁基板の前記第1内側導体層に電気的に接続されており、
前記第1半導体素子の前記裏面電極は、前記第2絶縁基板の前記第2内側導体層に電気的に接続されており、
前記第2半導体素子の前記表面電極は、前記第3絶縁基板の前記第3内側導体層に電気的に接続されており、
前記第2半導体素子の前記裏面電極は、前記第1絶縁基板の前記第1内側導体層に電気的に接続されている、請求項1から5のいずれか一項に記載の半導体装置。 - 前記スイッチング素子は、IGBT(Insulated Gate Bipolar Transistor)であって、前記表面電極はエミッタ電極であり、前記裏面電極はコレクタ電極である、請求項6に記載の半導体装置。
- 前記スイッチング素子は、MOSFET(Metal-Oxide-Semiconductor Field-Effect Transistor)であって、前記表面電極はソース電極であり、前記裏面電極はドレイン電極である、請求項6に記載の半導体装置。
- 前記第1半導体素子及び前記第2半導体素子のそれぞれは、前記表面電極と同じ側に設けられた信号電極をさらに有し、
前記第1絶縁基板の前記第1内側導体層は、前記第1絶縁層上において互いに隔離された主領域と信号領域とを有し、
前記主領域は、前記第1半導体素子の前記表面電極及び前記第2半導体素子の前記裏面電極に電気的に接続されており、
前記信号領域は、前記第1半導体素子の前記信号電極に電気的に接続されている、請求項6から8のいずれか一項に記載の半導体装置。 - 前記第1絶縁基板の前記第1内側導体層は、前記第1半導体素子及び前記第2半導体素子から電気的に絶縁されたフローティング領域をさらに有し、
前記フローティング領域は、前記信号領域が前記主領域と前記フローティング領域との間に位置するように、前記第1絶縁層の外周縁の近傍に設けられている、請求項9に記載の半導体装置。 - 前記フローティング領域には、ダミー端子が接合されている、請求項10に記載の半導体装置。
- 前記第1絶縁基板を平面視したときに、前記フローティング領域の外周縁の一部は、前記第1外側導体層の外周縁と一致する、請求項10又は11に記載の半導体装置。
- 前記第3絶縁基板の前記第3内側導体層は、前記第3絶縁層上において互いに隔離された主領域と信号領域とを有し、
前記第3内側導体層の前記主領域は、前記第2半導体素子の前記表面電極に電気的に接続されており、
前記第3内側導体層の前記信号領域は、前記第2半導体素子の前記信号電極に電気的に接続されている、請求項9から12のいずれか一項に記載の半導体装置。 - 前記第3絶縁基板の前記第3内側導体層は、前記第1半導体素子及び前記第2半導体素子から電気的に絶縁されたフローティング領域をさらに有し、
前記第3絶縁基板において、前記フローティング領域は、前記信号領域が前記主領域と前記フローティング領域との間に位置するように、前記第3絶縁層の外周縁の近傍に設けられている、請求項13に記載の半導体装置。 - 前記第1絶縁基板と前記第3絶縁基板との間において、前記第1絶縁基板の前記第1内側導体層に接合された第1電力端子をさらに有し、
前記第3絶縁基板の前記第1電力端子に対向する範囲では、前記第3内側導体層が設けられていない、請求項1から14のいずれか一項に記載の半導体装置。 - 前記第1絶縁基板と前記第2絶縁基板との間において、前記第2絶縁基板の前記第2内側導体層に接合された第2電力端子をさらに有し、
前記第1絶縁基板の前記第2電力端子に対向する範囲では、前記第1内側導体層が設けられていない、請求項1から15のいずれか一項に記載の半導体装置。 - 前記第1絶縁基板と前記第3絶縁基板との間において、前記第3絶縁基板の前記第3内側導体層に接合された第3電力端子をさらに有し、
前記第1絶縁基板の前記第3電力端子に対向する範囲では、前記第1内側導体層が設けられていない、請求項1から16のいずれか一項に記載の半導体装置。 - 前記第3電力端子は、前記第3絶縁基板と平行な方向に沿って屈曲する屈曲部を有する、請求項17に記載の半導体装置。
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JP2018112785A JP7124474B2 (ja) | 2018-06-13 | 2018-06-13 | 半導体装置 |
US16/396,822 US11043474B2 (en) | 2018-06-13 | 2019-04-29 | Semiconductor device |
CN201910485829.8A CN110600457B (zh) | 2018-06-13 | 2019-06-05 | 半导体装置 |
DE102019115513.4A DE102019115513B4 (de) | 2018-06-13 | 2019-06-07 | Halbleitervorrichtung |
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US20220199502A1 (en) | 2020-12-18 | 2022-06-23 | Semiconductor Components Industries, Llc | Multiple substrate package systems and related methods |
US11508642B2 (en) * | 2020-12-30 | 2022-11-22 | Amulaire Thermal Technology, Inc. | Power module package structure |
US20220238413A1 (en) * | 2021-01-22 | 2022-07-28 | Infineon Technologies Ag | Double sided cooling module with power transistor submodules |
US20230253362A1 (en) * | 2022-02-08 | 2023-08-10 | Semiconductor Components Industries, Llc | High power module package structures |
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