JP7574134B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP7574134B2 JP7574134B2 JP2021070759A JP2021070759A JP7574134B2 JP 7574134 B2 JP7574134 B2 JP 7574134B2 JP 2021070759 A JP2021070759 A JP 2021070759A JP 2021070759 A JP2021070759 A JP 2021070759A JP 7574134 B2 JP7574134 B2 JP 7574134B2
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- Prior art keywords
- wiring layer
- layer
- wiring
- gate
- electrically connected
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- 239000004065 semiconductor Substances 0.000 title claims 21
- 239000002184 metal Substances 0.000 claims 16
- 239000004020 conductor Substances 0.000 claims 14
- 239000000758 substrate Substances 0.000 claims 8
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Description
(半導体装置100の構造)
第1の実施形態に係る半導体装置100の詳細な構造について、図1、図2、図3、及び図4を参照して説明する。図1(a)は第1の実施形態に係る半導体装置100の平面図、図1(b)は第1の実施形態に係る半導体装置100の平面図を示している。図1(b)は、図1(a)から第2基板12を投影し、第1半導体素子30や第2半導体素子31の上面平面図を示している。
半導体装置100の動作について説明する。
第1の実施形態に係る半導体装置100の効果について、比較例に係る半導体装置300を用いて説明する。図7は、比較例に係る半導体装置300の断面図を示している。第1の実施形態に係る半導体装置100と同じ部分については、同一の符号を付している。
(半導体装置200の構造)
第2の実施形態に係る半導体装置200について、図8を参照して説明する。図8は第2の実施形態に係る半導体装置200の断面図である。図8に示す断面図は、図1(b)におけるA-A’線による断面位置に該当する。
1 樹脂ケース
2 蓋
3 放熱板
4 シリコーンゲル
11 第1基板
12 第2基板
21 第1金属層
22 第2金属層
23 第3金属層
30 第1半導体素子
31 第2半導体素子
32 第1ドレイン電極(第1電極)
33 第1ソース電極(第2電極)
34 第1ゲート電極
35 第2ドレイン電極(第3電極)
36 第2ソース電極(第4電極)
37 第2ゲート電極
41 第1導体層
42 第2導体層
43 第3導体層
44 第4導体層
45 第5導体層
46 第1ゲート導体層
47 第2ゲート導体層
51 P電力端子(第1端子)
52 N電力端子(第2端子)
53 AC出力端子(第3端子)
54 第1ゲート端子
55 第2ゲート端子
56 第1ソースセンス端子
57 第2ソースセンス端子
61 第1配線層
62 第2配線層
63 第3配線層
64 第4配線層
65 第5配線層
66 第1ゲート配線層
67 第2ゲート配線層
68 第1ソースセンス配線層
69 第2ソースセンス配線層
71 第1ビアコンタクト(第1接続部)
72 第2ビアコンタクト(第2接続部)
73 第3ビアコンタクト(第3接続部)
74 第4ビアコンタクト(第4接続部)
75 第5ビアコンタクト(第5接続部)
76 第6ビアコンタクト(第6接続部)
81 第6導体層
82 第7導体層
83 樹脂
84 シールド層
90 金属細線
P1、S1 第1面
P2、S2 第2面
Claims (10)
- 第1基板と、
前記第1基板上に設けられた第1金属層と、
前記第1基板上に、前記第1金属層と離間して設けられた第2金属層と、
第1方向において、前記第1基板と離間して設けられた第2基板であって、
前記第1金属層と電気的に接続された第1配線層と、
前記第2金属層と電気的に接続された第2配線層と、
前記第1配線層と前記第2配線層と離間して設けられた第3配線層と、
前記第3配線層と電気的に接続された第4配線層と、
を有する主配線と、
前記第1方向において、前記主配線と異なる層に設けられた第1ゲート配線層と、
前記第1方向において、前記主配線と異なる層に設けられた第2ゲート配線層と、
を有する信号配線と、
を有する前記第2基板と、
前記第1金属層上に設けられた第1半導体素子であって、
前記第1金属層と電気的に接続され、前記第1半導体素子の第1面に設けられた第1電極と、
前記第2配線層と電気的に接続され、前記第1半導体素子の前記第1面に対向する第2面に設けられた第2電極と、
前記第1ゲート配線層と電気的に接続され、前記第1半導体素子の前記第2面に設けられた第1ゲート電極と、
を有する前記第1半導体素子と、
前記第2金属層上に設けられた第2半導体素子であって、
前記第2金属層と電気的に接続され、前記第2半導体素子の第1面に設けられた第3電極と、
前記第4配線層と電気的に接続され、前記第2半導体素子の前記第1面に対向する第2面に設けられた第4電極と、
前記第2ゲート配線層と電気的に接続され、前記第2半導体素子の前記第2面に設けられた第2ゲート電極と、
を有する前記第2半導体素子と、
前記第1配線層と電気的に接続された第1端子と、
前記第3配線層と電気的に接続された第2端子と、
前記第2金属層と電気的に接続された第3端子と、
前記第1ゲート配線層と電気的に接続された第1ゲート端子と、
前記第2ゲート配線層と電気的に接続された第2ゲート端子と、
を有する半導体装置。 - 前記信号配線は、前記第2電極と電気的に接続された第1ソースセンス配線層と、前記第4電極と電気的に接続された第2ソースセンス配線層と、をさらに有し、
前記第1ソースセンス配線層と電気的に接続された第1ソースセンス端子と、
前記第2ソースセンス配線層と電気的に接続された第2ソースセンス端子と、
をさらに有する請求項1に記載の半導体装置。 - 前記第2電極と前記第2配線層との間に設けられた第1導体層と、
前記第1ゲート電極と前記第1ゲート配線層との間に設けられた第1ゲート導体層と、
前記第4電極と前記第4配線層との間に設けられた第2導体層と、
前記第2ゲート電極と前記第2ゲート配線層との間に設けられた第2ゲート導体層と、
前記第2金属層と前記第2配線層との間に設けられる第3導体層と、
前記第1配線層と第1接続部を介して電気的に接続された第4導体層と、
前記第2基板に設けられ、前記第1配線層と前記第4導体層との間に設けられた第5配線層と、
をさらに有する請求項1または2に記載の半導体装置。 - 前記第1方向と交わる第2方向において前記第2金属層と隣接するように前記第1基板上に設けられた第3金属層と、
前記第3金属層と前記第4配線層との間に設けられた第5導体層と、
をさらに有する請求項1乃至3いずれか1つに記載の半導体装置。 - 前記第1配線層の一部は、前記第1方向において前記第2配線層の一部と対向して設けられ、前記第3配線層の一部は、前記第1方向において前記第4配線層の一部と対向して設けられている請求項1乃至4いずれか1つに記載の半導体装置。
- 前記主配線と、前記信号配線との間にシールド層が設けられている請求項1乃至5いずれか1つに記載の半導体装置。
- 前記第1電極と前記第1金属層との間に設けられた第6導体層と、
前記第3電極と前記第2金属層との間に設けられた第7導体層と、
をさらに有する請求項1乃至6いずれか1つに記載の半導体装置。 - 前記第2配線層と前記第1導体層との接合界面と、
前記第2配線層と前記第3導体層との接合界面と、
前記第4配線層と前記第2導体層との接合界面と、
前記第5配線層と前記第4導体層との接合界面とは、前記第1方向と交わる第2方向において同一平面上に位置する請求項3に記載の半導体装置。 - 前記信号配線には、受動素子が接続されている請求項1乃至8いずれか1つに記載の半導体装置。
- 前記第1配線層に流れる電流の向きと、前記第2配線層に流れる電流の向きは前記第1方向と交わる第2方向において逆向きであり、
前記第3配線層に流れる電流の向きと、前記第4配線層に流れる電流の向きは前記第2方向において逆向きである請求項1乃至3、5乃至7、又は9いずれか1つに記載の半導体装置。
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US17/465,488 US11764141B2 (en) | 2021-04-20 | 2021-09-02 | Semiconductor device |
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JP7267716B2 (ja) * | 2018-11-12 | 2023-05-02 | ローム株式会社 | 半導体装置 |
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WO2014185050A1 (ja) | 2013-05-16 | 2014-11-20 | 富士電機株式会社 | 半導体装置 |
WO2018043535A1 (ja) | 2016-09-02 | 2018-03-08 | ローム株式会社 | パワーモジュール、駆動回路付パワーモジュール、および産業機器、電気自動車またはハイブリッドカー |
JP2018085452A (ja) | 2016-11-24 | 2018-05-31 | 株式会社ジェイデバイス | 半導体装置及びその製造方法 |
JP2019062585A (ja) | 2017-09-22 | 2019-04-18 | アイシン・エィ・ダブリュ株式会社 | 半導体装置 |
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US20220336339A1 (en) | 2022-10-20 |
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