JP6741135B1 - 半導体モジュール及び半導体モジュールの製造方法 - Google Patents
半導体モジュール及び半導体モジュールの製造方法 Download PDFInfo
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- JP6741135B1 JP6741135B1 JP2019181984A JP2019181984A JP6741135B1 JP 6741135 B1 JP6741135 B1 JP 6741135B1 JP 2019181984 A JP2019181984 A JP 2019181984A JP 2019181984 A JP2019181984 A JP 2019181984A JP 6741135 B1 JP6741135 B1 JP 6741135B1
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- wiring board
- metal wiring
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Abstract
Description
上記実施の形態に記載の半導体モジュールは、P端子を構成する第1金属配線板と、N端子を構成する第2金属配線板と、出力端子を構成する第3金属配線板と、前記第1金属配線板の一方の主面にコレクタ電極を向けて配置された第1半導体素子と、前記第3金属配線板の一方の主面にコレクタ電極を向けて配置された第2半導体素子と、を備え、前記第2金属配線板は、前記第1金属配線板の一方の主面に絶縁材を介して配置され、前記第3金属配線板は、一方の主面を前記第1金属配線板に向けて配置され、前記第1半導体素子のエミッタ電極が前記第3金属配線板の一方の主面に接続されると共に、前記第2半導体素子のエミッタ電極が前記第2金属配線板の一方の主面に接続されるように、前記第1半導体素子と前記第2半導体素子とが表裏反対に配置されている。
2 :第1金属配線板
3 :第2金属配線板
4 :第3金属配線板
5 :ゲート用金属配線板
6 :第1半導体素子
7 :第2半導体素子
8 :第1ゲート端子
9 :第2ゲート端子
10 :封止樹脂
20 :段部
21 :第1主面
22 :第2主面
23 :突出片(第1外部接続部)
24 :円形穴
30 :突出片(第2外部接続部)
31 :円形穴
40 :突出片(第3外部接続部)
41 :円形穴
42 :第1貫通孔
43 :第2貫通孔
60 :コレクタ電極
61 :ゲート電極
62 :エミッタ電極
70 :コレクタ電極
71 :ゲート電極
72 :エミッタ電極
A :絶縁材
B1 :バンプ
B2 :バンプ
B3 :バンプ
B4 :バンプ
B5 :バンプ
S :接合材
Claims (16)
- P端子を構成する第1金属配線板と、
N端子を構成する第2金属配線板と、
出力端子を構成する第3金属配線板と、
前記第1金属配線板の一方の主面にコレクタ電極を向けて配置された第1半導体素子と、
前記第3金属配線板の一方の主面にコレクタ電極を向けて配置された第2半導体素子と、を備え、
前記第2金属配線板は、前記第1金属配線板の一方の主面に絶縁材を介して配置され、
前記第3金属配線板は、一方の主面を前記第1金属配線板に向けて配置され、
前記第1半導体素子のエミッタ電極が前記第3金属配線板の一方の主面に接続されると共に、前記第2半導体素子のエミッタ電極が前記第2金属配線板の一方の主面に接続されるように、前記第1半導体素子と前記第2半導体素子とが表裏反対に配置されている半導体モジュール。 - 前記第1半導体素子のゲート電極から前記第3金属配線板に向かって立ち上がる第1ゲート端子を更に備え、
前記第3金属配線板は、前記第1ゲート端子を挿通可能な第1貫通孔を有する請求項1に記載の半導体モジュール。 - 前記第1金属配線板と前記第3金属配線板の間で前記第2半導体素子のゲート電極に対応した箇所に配置されたゲート用金属配線板を更に備え、
前記ゲート用金属配線板は、前記第1金属配線板の一方の主面に絶縁材を介して配置され、
前記第2半導体素子のゲート電極は、前記ゲート用金属配線板の一方の主面に接続されている請求項2に記載の半導体モジュール。 - 前記ゲート用金属配線板の一方の主面から前記第3金属配線板に向かって立ち上がる第2ゲート端子を更に備え、
前記第3金属配線板は、前記第2ゲート端子を挿通可能な第2貫通孔を有する請求項3に記載の半導体モジュール。 - 前記第1ゲート端子及び前記第2ゲート端子は、半導体モジュールの一方の主面から突出している請求項4に記載の半導体モジュール。
- 前記第1金属配線板の一方の主面は、
前記第1半導体素子が配置される第1主面と、
前記第1主面に対して下がった位置に設けられた第2主面とを有し、
前記第2金属配線板は、前記第2主面に配置されている請求項3から請求項5のいずれかに記載の半導体モジュール。 - 前記ゲート用金属配線板は、前記第2主面に配置されている請求項6に記載の半導体モジュール。
- 前記第1半導体素子のコレクタ電極は、焼結材を介して前記第1金属配線板に接合され、
前記第2半導体素子のコレクタ電極は、焼結材を介して前記第3金属配線板に接合されている請求項1から請求項7のいずれかに記載の半導体モジュール。 - 前記第1半導体素子のエミッタ電極は、バンプを介して前記第3金属配線板に接合され、
前記第2半導体素子のエミッタ電極は、バンプを介して前記第2金属配線板に接合されている請求項1から請求項8のいずれかに記載の半導体モジュール。 - 前記第1金属配線板は、端部に外部導体接続用の第1外部接続部を有し、
前記第2金属配線板は、前記第1外部接続部と同じ側の端部に外部導体接続用の第2外部接続部を有し、
前記第1外部接続部及び前記第2外部接続部は、半導体モジュールの一方の側面から延出し、平面視で互いに重ならない位置に設けられている請求項1から請求項9のいずれかに記載の半導体モジュール。 - 前記第3金属配線板は、前記第1外部接続部とは反対側の端部に外部導体接続用の第3外部接続部を有し、
前記第3外部接続部は、半導体モジュールの他方の側面から延出している請求項10に記載の半導体モジュール。 - P端子を構成する第1金属配線板の一方の主面にコレクタ電極を向けて第1半導体素子を配置し、出力端子を構成する第3金属配線板の一方の主面にコレクタ電極を向けて第2半導体素子を配置するチップ配置工程と、
N端子を構成する第2金属配線板を前記第1金属配線板の主面に絶縁材を介して配置する金属配線板配置工程と、
前記第1半導体素子のエミッタ電極を前記第3金属配線板の一方の主面に接続すると共に、前記第2半導体素子のエミッタ電極を前記第2金属配線板の一方の主面に接続するように、前記第1半導体素子と前記第2半導体素子とを表裏反対に配置する組み立て工程と、を実施する半導体モジュールの製造方法。 - 前記組み立て工程の後、第1金属配線板、第2金属配線板、第3金属配線板、第1半導体素子、及び第2半導体素子を封止樹脂で封止する封止工程を実施する請求項12に記載の半導体モジュールの製造方法。
- 前記組み立て工程において、前記第1半導体素子のエミッタ電極及び前記第2半導体素子のエミッタ電極にバンプを配置するバンプ配置工程を実施する請求項12又は請求項13に記載の半導体モジュールの製造方法。
- 前記第3金属配線板は、
前記第1半導体素子のゲート電極に対応した位置に設けられた第1貫通孔と、
前記第2半導体素子のゲート電極に対応した位置に設けられた第2貫通孔と、を有し、
前記組み立て工程において、前記第1半導体素子のゲート電極から前記第3金属配線板に向かって立ち上がる第1ゲート端子を前記第1貫通孔に挿通し、ゲート用金属配線板の一方の主面から前記第3金属配線板に向かって立ち上がる第2ゲート端子を前記第2貫通孔に挿通する請求項12から請求項14のいずれかに記載の半導体モジュールの製造方法。 - 前記チップ配置工程において、前記第1半導体素子は、金属ナノ粒子を含有する焼結材を介して前記第1金属配線板に配置され、前記第2半導体素子は、金属ナノ粒子を含有する焼結材を介して前記第3金属配線板に配置され、その後、前記焼結材を焼結温度まで加熱することで、前記第1半導体素子と前記第1金属配線板を接合し、前記第2半導体素子と前記第3金属配線板を接合する請求項12から請求項15のいずれかに記載の半導体モジュールの製造方法。
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