JP2021048262A - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP2021048262A JP2021048262A JP2019169906A JP2019169906A JP2021048262A JP 2021048262 A JP2021048262 A JP 2021048262A JP 2019169906 A JP2019169906 A JP 2019169906A JP 2019169906 A JP2019169906 A JP 2019169906A JP 2021048262 A JP2021048262 A JP 2021048262A
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Abstract
Description
第1の実施形態の半導体装置は、第1の半導体チップと、第1の面と第1の面に対向する第2の面とを有し、第1の面と第2の面との間に設けられた第1のセラミック板を有する金属板と、第1の半導体チップと金属板との間に設けられ、第1の面に対向する第1の絶縁基板と、を備え、第1の半導体チップと第2の面との間に、第1のセラミック板は存在しない。
第2の実施形態の半導体装置は、金属板が、第2のセラミック板を有しない点で第1の実施形態の半導体装置と異なる。以下、第1の実施形態と重複する内容については、一部記述を省略する。
第3の実施形態の半導体装置は、金属板が、第3のセラミック板、第4のセラミックス板、及び、第5のセラミックス板を更に有する点で第1の実施形態の半導体装置と異なる。以下、第1の実施形態と重複する内容については、一部記述を省略する。
第4の実施形態の半導体装置は、第2の面と第1のセラミック板との間の第1の距離と、第2の面と第2のセラミック板との間の第2の距離が異なる点で、第3の実施形態の半導体装置と異なる。以下、第1の実施形態又は第3の実施形態と重複する内容については、一部記述を省略する。
第5の実施形態の半導体装置は、第1のセラミック板と第2のセラミック板は、第1の面の法線方向に少なくとも一部が重なる点で、第1の実施形態の半導体装置と異なる。以下、第1の実施形態と重複する内容については、一部記述を省略する。
第6の実施形態の半導体装置は、金属板が、第1のセラミック板及び第2のセラミック板と、平行に延びる第3のセラミックス板、第4のセラミックス板、第5のセラミックス板を有する点で、第1の実施形態の半導体装置と異なる。以下、第1の実施形態と重複する内容については、一部記述を省略する。
第7の実施形態の半導体装置は、第2の半導体チップと第2の面と間に、第1のセラミック板が位置し、第3の半導体チップと第2の面と間に、第1のセラミック板が位置する点で、第2の実施形態の半導体装置と異なる。以下、第1の実施形態又は第2の実施形態と重複する内容については、一部記述を省略する。
10b 第2のMOSFET(第2の半導体チップ)
10e 第5のMOSFET(第3の半導体チップ)
14 金属ベース板(金属板)
14a 第1のセラミック板
14b 第2のセラミック板
16 第1の絶縁回路基板(第1の絶縁基板)
16c 第1のセラミック層(セラミック層)
18 第2の絶縁回路基板(第2の絶縁基板)
100 パワー半導体モジュール(半導体装置)
P1 第1の面
P2 第2の面
d1 第1の距離
d2 第2の距離
Claims (9)
- 第1の半導体チップと、
第1の面と前記第1の面に対向する第2の面とを有し、前記第1の面と前記第2の面との間に設けられた第1のセラミック板を有する金属板と、
前記第1の半導体チップと前記金属板との間に設けられ、前記第1の面に対向する第1の絶縁基板と、
を備え、
前記第1の半導体チップと前記第2の面との間に、前記第1のセラミック板は存在しない、半導体装置。 - 前記金属板は、前記第1の面と前記第2の面との間に設けられた第2のセラミック板を有する請求項1記載の半導体装置。
- 前記第2の面と前記第1のセラミック板との間の第1の距離と、前記第2の面と前記第2のセラミック板との間の第2の距離は同一である請求項2記載の半導体装置。
- 前記第2の面と前記第1のセラミック板との間の第1の距離と、前記第2の面と前記第2のセラミック板との間の第2の距離は異なる請求項2記載の半導体装置。
- 前記第1のセラミック板と前記第2のセラミック板は、前記第1の面の法線方向に少なくとも一部が重なる請求項4記載の半導体装置。
- 前記金属板との間に前記第1の絶縁基板が位置する第2の半導体チップを、更に備え、
前記第2の半導体チップと前記第2の面との間に、前記第1のセラミック板は存在しない請求項1ないし請求項5いずれか一項記載の半導体装置。 - 第3の半導体チップと、
前記第3の半導体チップと前記金属板との間に設けられ、前記第1の面に対向する第2の絶縁基板とを、更に備え、
前記第3の半導体チップと前記第2の面との間に、前記第1のセラミック板は存在しない請求項1ないし請求項6いずれか一項記載の半導体装置。 - 前記第1の絶縁基板は、セラミック層を有し、
前記第1のセラミック板と前記セラミック層は、同一材料である請求項1ないし請求項7いずれか一項記載の半導体装置。 - 前記金属板はアルミニウムである請求項1ないし請求項8いずれか一項記載の半導体装置。
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CN202010091929.5A CN112530915B (zh) | 2019-09-18 | 2020-02-14 | 半导体装置 |
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