JP5918008B2 - 冷却器の製造方法 - Google Patents
冷却器の製造方法 Download PDFInfo
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- JP5918008B2 JP5918008B2 JP2012106885A JP2012106885A JP5918008B2 JP 5918008 B2 JP5918008 B2 JP 5918008B2 JP 2012106885 A JP2012106885 A JP 2012106885A JP 2012106885 A JP2012106885 A JP 2012106885A JP 5918008 B2 JP5918008 B2 JP 5918008B2
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Description
前記積層材の前記Al層の下面と冷却器本体の冷却面とをろう付けによって接合するろう付け接合工程と、を備えていることを特徴とする冷却器の製造方法。
前記積層材の前記Al層の下面と冷却器本体の冷却面とがろう付けによって接合されていることを特徴とする冷却器。
本実施例では、図1に示した構成の冷却器1を上記実施形態の冷却器の製造方法に従って製造した。その具体的な製造方法は以下のとおりである。
・Ti層5 :長さ25mm×幅25mm×厚さ20μmの純Ti板
・Al層6 :長さ25mm×幅25mm×厚さ80μmのAl合金板。
冷却器本体10として、次の平面視方形状の板を準備した。
2:積層材
3:Ni層
4:Ni−Ti系超弾性合金層
5:Ti層
6:Al層
10:冷却器本体
11:Ni酸化膜
12:ろう付け材料
16:絶縁基板(被冷却体)
17:はんだ層
20:半導体モジュール
21:半導体素子
22:はんだ層
30:クラッド圧延装置
40:放電プラズマ焼結装置
Claims (9)
- 上面に被冷却体がはんだ付けによって接合されるNi又はNi合金で形成されたNi層と、前記Ni層の下面側に配置されたTi又はTi合金で形成されたTi層と、前記Ti層の下面側に配置されたAl又はAl合金で形成されたAl層と、が積層状に接合一体化された積層材を製造する積層材製造工程と、
前記積層材の前記Al層の下面と冷却器本体の冷却面とをろう付けによって接合するろう付け接合工程と、を備えていることを特徴とする冷却器の製造方法。 - 前記ろう付け接合工程では、ろう付け材料としてブレージングシートを用いたろう付けによって接合を行う請求項1記載の冷却器の製造方法。
- 前記ろう付け接合工程では、ろう付け材料としてろう材板を用いたろう付けによって接合を行う請求項1記載の冷却器の製造方法。
- 前記ろう付け接合工程の後で、前記積層材のNi層の上面に形成されたNi酸化膜を除去するNi酸化膜除去工程を備えている請求項1〜3のいずれかに記載の冷却器の製造方法。
- 前記積層材製造工程は、前記Ni層と前記Ti層とを拡散接合によって接合し、これにより、前記Ni層と前記Ti層との接合界面に前記Ni層のNiと前記Ti層のTiとが合金化したNi−Ti系超弾性合金層を形成する第1拡散接合工程を含んでいる請求項1〜4のいずれかに記載の冷却器の製造方法。
- 前記積層材製造工程は、前記第1拡散接合工程の後で前記Ti層と前記Al層とを拡散接合によって接合する第2拡散接合工程を含んでいる請求項5記載の冷却器の製造方法。
- 請求項1〜6のいずれかに記載の冷却器の製造方法により得られた冷却器における積層材のNi層の上面に、被冷却体として、半導体素子が実装される絶縁基板をはんだ付けによって接合することを特徴とする半導体モジュールの製造方法。
- 上面に被冷却体がはんだ付けによって接合されるNi又はNi合金で形成されたNi層と、前記Ni層の下面側に配置されたTi又はTi合金で形成されたTi層と、前記Ti層の下面側に配置されたAl又はAl合金で形成されたAl層と、が積層状に接合一体化された積層材を備えるとともに、
前記積層材の前記Al層の下面と冷却器本体の冷却面とがろう付け材料によって接合されていることを特徴とする冷却器。 - 請求項8記載の冷却器における積層材のNi層の上面に、被冷却体として、半導体素子が実装される絶縁基板がはんだにより接合されていることを特徴とする半導体モジュール。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012106885A JP5918008B2 (ja) | 2012-05-08 | 2012-05-08 | 冷却器の製造方法 |
US13/888,460 US8772926B2 (en) | 2012-05-08 | 2013-05-07 | Production method of cooler |
CN201320259491.2U CN203481212U (zh) | 2012-05-08 | 2013-05-07 | 冷却器以及半导体模块 |
CN201310168985.4A CN103390562B (zh) | 2012-05-08 | 2013-05-07 | 冷却器及其制造方法以及半导体模块及其制造方法 |
DE102013208350A DE102013208350A1 (de) | 2012-05-08 | 2013-05-07 | Herstellungsverfahren für einen kühler |
KR1020130051028A KR20130125321A (ko) | 2012-05-08 | 2013-05-07 | 냉각기의 제조 방법 |
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JP2012106885A JP5918008B2 (ja) | 2012-05-08 | 2012-05-08 | 冷却器の製造方法 |
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JP2013235936A JP2013235936A (ja) | 2013-11-21 |
JP5918008B2 true JP5918008B2 (ja) | 2016-05-18 |
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JP2012106885A Expired - Fee Related JP5918008B2 (ja) | 2012-05-08 | 2012-05-08 | 冷却器の製造方法 |
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US (1) | US8772926B2 (ja) |
JP (1) | JP5918008B2 (ja) |
KR (1) | KR20130125321A (ja) |
CN (2) | CN203481212U (ja) |
DE (1) | DE102013208350A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP5918008B2 (ja) * | 2012-05-08 | 2016-05-18 | 昭和電工株式会社 | 冷却器の製造方法 |
US20130328098A1 (en) * | 2012-05-15 | 2013-12-12 | High Power Opto. Inc. | Buffer layer structure for light-emitting diode |
JP6100605B2 (ja) * | 2013-05-17 | 2017-03-22 | 昭和電工株式会社 | 多層クラッド材の製造方法 |
JP6140526B2 (ja) * | 2013-05-23 | 2017-05-31 | 株式会社Uacj | アルミニウム合金部材 |
JP6079505B2 (ja) * | 2013-08-26 | 2017-02-15 | 三菱マテリアル株式会社 | 接合体及びパワーモジュール用基板 |
CN105723176B (zh) * | 2013-08-29 | 2019-09-10 | 林德股份公司 | 用于生产具有多个通过焊料涂敷支撑物连接的换热器块的板式换热器的方法 |
DE102014213490C5 (de) | 2014-07-10 | 2020-06-18 | Continental Automotive Gmbh | Kühlvorrichtung, Verfahren zur Herstellung einer Kühlvorrichtung und Leistungsschaltung |
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JP5918008B2 (ja) * | 2012-05-08 | 2016-05-18 | 昭和電工株式会社 | 冷却器の製造方法 |
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US8772926B2 (en) | 2014-07-08 |
CN103390562A (zh) | 2013-11-13 |
DE102013208350A1 (de) | 2013-11-14 |
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US20130299963A1 (en) | 2013-11-14 |
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