JP2022144201A - 半導体装置、半導体モジュール、車両、および、半導体装置の製造方法 - Google Patents
半導体装置、半導体モジュール、車両、および、半導体装置の製造方法 Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 163
- 238000004519 manufacturing process Methods 0.000 title claims description 29
- 229910052751 metal Inorganic materials 0.000 claims abstract description 104
- 239000002184 metal Substances 0.000 claims abstract description 104
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- 238000009413 insulation Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 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
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- 239000010703 silicon Substances 0.000 description 1
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
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Abstract
Description
[先行技術文献]
[特許文献]
[特許文献1]特開2016-195206号公報
[特許文献2]特開2016-195224号公報
40 ベースプレート
61、62 入力端子
63 出力端子
70 半導体モジュール
71 積層基板
72 収容部
74 封止部
75 導電性ポスト
76 回路基板
78、78-1、78-2、78-3、78-4、78-5、78-6 半導体チップ
81 絶縁層
83 回路層
83-1 内側端部
83-2 外側端部
84 スリット
85 金属層
85-1 内側端部
85-2 外側端部
86 窪み
88 緩和部
96 配線基板
100 半導体装置
200 車両
210 制御装置
Claims (15)
- 回路層、絶縁層および金属層が順に積層された積層基板を備え、
前記回路層には、スリットが形成されており、
前記金属層には、前記絶縁層に対向する一面側から他面側に向かって陥凹している窪みが形成されており、
平面視において、前記金属層の前記窪みは、前記回路層の前記スリットと少なくとも部分的に重なる緩和部を有する、
半導体モジュール。 - 前記緩和部は、前記絶縁層と一体的に形成されている、
請求項1に記載の半導体モジュール。 - 前記緩和部は、樹脂材料によって前記絶縁層と一体的に形成されている、
請求項2に記載の半導体モジュール。 - 前記積層基板を少なくとも部分的に封止する封止部を更に備え、
前記緩和部は、前記樹脂材料によって前記封止部および前記絶縁層と一体的に形成されている、
請求項3に記載の半導体モジュール。 - 前記樹脂材料によって形成されている前記絶縁層の厚みは0.1mm以下である、
請求項3または4に記載の半導体モジュール。 - 前記積層基板を少なくとも部分的に封止する封止部を更に備え、
前記絶縁層はセラミック材料によって形成された板材である、
請求項1に記載の半導体モジュール。 - 前記積層基板の積層方向の断面において、前記緩和部に隣接する前記金属層の内側端部の形状、および、前記回路層の前記スリットに隣接する前記回路層の内側端部の形状は、前記断面内で一方向に延在している前記絶縁層の延在方向を中心として、少なくとも部分的に互いに線対称である、
請求項1から6の何れか一項に記載の半導体モジュール。 - 前記積層基板の積層方向の断面において、前記金属層の外周部分における外側端部の形状、および、前記回路層の外周部分における外側端部の形状は、前記断面内で一方向に延在している前記絶縁層の延在方向を中心として、少なくとも部分的に互いに線対称である、
請求項1から7の何れか一項に記載の半導体モジュール。 - 前記積層基板の積層方向の断面において、前記緩和部に隣接する前記金属層の内側端部、および、前記回路層の前記スリットに隣接する前記回路層の内側端部、のうちの少なくとも一方の端部の厚みは前記絶縁層に隣接する一側から他側に向かって徐々に薄くなり、且つ、前記少なくとも一方の端部の前記他側が前記緩和部または前記スリットに向かって突出している形状を有する、
請求項1から8の何れか一項に記載の半導体モジュール。 - 前記積層基板の積層方向の断面において、前記金属層の外周部分における外側端部、および、前記回路層の外周部分における外側端部、のうちの少なくとも一方の端部の厚みは前記絶縁層に隣接する一側から他側に向かって徐々に薄くなり、且つ、前記少なくとも一方の端部の前記他側が前記金属層または前記回路層の外側に向かって突出している形状を有する、
請求項1から9の何れか一項に記載の半導体モジュール。 - 前記積層基板は、回路基板と、前記回路基板に対向する配線基板とを含み、
前記配線基板は、前記回路基板と電気的および熱的に接続されている、
請求項1から10の何れか一項に記載の半導体モジュール。 - 請求項1から11の何れか一項に記載の半導体モジュールと、
前記半導体モジュールにおける前記積層基板の前記金属層と熱的に接合された冷却装置と
を備える、半導体装置。 - 請求項12に記載の半導体装置を備える車両。
- 回路層、絶縁層および金属層が順に積層された積層基板を有する半導体モジュールの製造方法であって、
前記金属層を形成する段階と、
前記金属層の上面側から下面側に向かって陥凹している窪みを形成する段階と、
前記金属層の前記上面側に樹脂材料の層を設け、これにより、前記絶縁層を形成し、且つ、前記絶縁層と一体的な緩和部を前記金属層の前記窪みに設ける段階と、
前記絶縁層の上面に前記回路層を形成する段階と、
前記回路層にスリットを形成する段階と、
を備え、
平面視において、前記金属層の前記窪みは、前記回路層の前記スリットと少なくとも部分的に重なる、
半導体モジュールの製造方法。 - 回路層、絶縁層および金属層が順に積層された積層基板と
を有する半導体モジュールの製造方法であって、
前記金属層を形成する段階と、
前記金属層の上面側から下面側に向かって陥凹している窪みを形成する段階と、
前記回路層を形成する段階と、
前記回路層にスリットを形成する段階と、
前記金属層の前記上面と前記回路層の下面との間に隙間を開けて配置し、前記隙間に樹脂材料を充填して硬化させることにより、前記絶縁層を形成する段階と
を備え、
平面視において、前記金属層の前記窪みは、前記回路層の前記スリットと少なくとも部分的に重なる、
半導体モジュールの製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021045102A JP7001186B1 (ja) | 2021-03-18 | 2021-03-18 | 半導体装置、半導体モジュール、車両、および、半導体装置の製造方法 |
US17/581,970 US20220301957A1 (en) | 2021-03-18 | 2022-01-23 | Semiconductor device, semiconductor module, vehicle, and manufacturing method of semiconductor device |
CN202210079647.2A CN115117010A (zh) | 2021-03-18 | 2022-01-24 | 半导体装置、半导体模块、车辆及半导体装置的制造方法 |
DE102022101802.4A DE102022101802A1 (de) | 2021-03-18 | 2022-01-26 | Halbleitervorrichtung, halbleitermodul, fahrzeug und herstellungsverfahren einer halbleitervorrichtung |
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JP2005057130A (ja) * | 2003-08-06 | 2005-03-03 | Denso Corp | 半導体冷却ユニット |
JP2005228976A (ja) * | 2004-02-13 | 2005-08-25 | Toyota Motor Corp | 半導体モジュール、半導体装置および負荷駆動装置 |
JP2007173680A (ja) * | 2005-12-26 | 2007-07-05 | Denso Corp | 半導体装置 |
JP2013105882A (ja) * | 2011-11-14 | 2013-05-30 | Denso Corp | 半導体モジュール |
JP2014093365A (ja) * | 2012-11-01 | 2014-05-19 | Toyota Industries Corp | 半導体装置 |
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JP6500567B2 (ja) | 2015-04-01 | 2019-04-17 | 富士電機株式会社 | 半導体装置 |
JP6500565B2 (ja) | 2015-04-01 | 2019-04-17 | 富士電機株式会社 | 半導体モジュール |
DE102015107109B4 (de) * | 2015-05-07 | 2023-10-05 | Infineon Technologies Ag | Elektronische Vorrichtung mit einem Metallsubstrat und einem in einem Laminat eingebetteten Halbleitermodul |
JP6801605B2 (ja) * | 2017-08-11 | 2020-12-16 | 株式会社デンソー | 電力変換装置 |
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JP2005057130A (ja) * | 2003-08-06 | 2005-03-03 | Denso Corp | 半導体冷却ユニット |
JP2005228976A (ja) * | 2004-02-13 | 2005-08-25 | Toyota Motor Corp | 半導体モジュール、半導体装置および負荷駆動装置 |
JP2007173680A (ja) * | 2005-12-26 | 2007-07-05 | Denso Corp | 半導体装置 |
JP2013105882A (ja) * | 2011-11-14 | 2013-05-30 | Denso Corp | 半導体モジュール |
JP2014093365A (ja) * | 2012-11-01 | 2014-05-19 | Toyota Industries Corp | 半導体装置 |
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US20220301957A1 (en) | 2022-09-22 |
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