JP5474188B2 - 回路基板およびこれを用いた電子装置 - Google Patents
回路基板およびこれを用いた電子装置 Download PDFInfo
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- JP5474188B2 JP5474188B2 JP2012517337A JP2012517337A JP5474188B2 JP 5474188 B2 JP5474188 B2 JP 5474188B2 JP 2012517337 A JP2012517337 A JP 2012517337A JP 2012517337 A JP2012517337 A JP 2012517337A JP 5474188 B2 JP5474188 B2 JP 5474188B2
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- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
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- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
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- H01L2224/321—Disposition
- H01L2224/32151—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/32221—Disposition the layer connector connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
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Description
の領域とを備えることを特徴とするものである。
た第2の領域とを備えることにより、回路部材上に搭載される電子部品が動作時に生じる熱の影響を受けやすい搭載面側に、平均結晶粒径の小さい、すなわち剛性の高い第2の領域が位置していることから、この熱によって回路部材に生じる反りを小さくすることができる。また、第1の領域は、第2の領域と比べて平均結晶粒径が大きく、熱伝導性に優れているので、第2の領域から伝わった熱を効率よく放熱することができる。
2,2a,2b:回路部材
3a,3b,3c:接合層
4a:第1の銅材
4b:第2の銅材
5:放熱部材
10:回路基板
Claims (4)
- 支持基板の一方主面に、銅を主成分とする回路部材が設けられ、該回路部材の上面が電子部品の搭載面となる回路基板であって、前記回路部材は、平均結晶粒径が0.1mmを超えて0.5mm以下である第1の平均結晶粒径を有した第1の領域と、該第1の領域よりも前記搭載面側に位置して、前記第1の平均結晶粒径よりも小さい平均結晶粒径が0.1mm以下(但し、0μmを除く)である第2の平均結晶粒径を有した第2の領域とを備えることを特徴とする回路基板。
- 前記支持基板の他方主面に放熱部材が設けられていることを特徴とする請求項1に記載の回路基板。
- 前記支持基板がセラミック焼結体からなるとともに、該セラミック焼結体は、主成分が酸化アルミニウム、窒化珪素および窒化アルミニウムのいずれかであることを特徴とする請求項1または請求項2に記載の回路基板。
- 請求項1乃至請求項3のいずれかに記載の回路基板における前記回路部材上に電子部品を搭載してなることを特徴とする電子装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012517337A JP5474188B2 (ja) | 2010-05-27 | 2011-05-27 | 回路基板およびこれを用いた電子装置 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2010121710 | 2010-05-27 | ||
JP2010121710 | 2010-05-27 | ||
PCT/JP2011/062243 WO2011149065A1 (ja) | 2010-05-27 | 2011-05-27 | 回路基板およびこれを用いた電子装置 |
JP2012517337A JP5474188B2 (ja) | 2010-05-27 | 2011-05-27 | 回路基板およびこれを用いた電子装置 |
Publications (2)
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JPWO2011149065A1 JPWO2011149065A1 (ja) | 2013-07-25 |
JP5474188B2 true JP5474188B2 (ja) | 2014-04-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2012517337A Expired - Fee Related JP5474188B2 (ja) | 2010-05-27 | 2011-05-27 | 回路基板およびこれを用いた電子装置 |
Country Status (3)
Country | Link |
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EP (1) | EP2579696B1 (ja) |
JP (1) | JP5474188B2 (ja) |
WO (1) | WO2011149065A1 (ja) |
Families Citing this family (13)
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---|---|---|---|---|
CN103887396A (zh) * | 2012-12-21 | 2014-06-25 | 比亚迪股份有限公司 | 一种led芯片直接焊接到铜热沉表面的发光组件及其制备方法 |
JP6678374B2 (ja) * | 2013-10-09 | 2020-04-08 | 古河電気工業株式会社 | 接合構造および電子部材接合構造体 |
WO2016098723A1 (ja) * | 2014-12-16 | 2016-06-23 | 京セラ株式会社 | 回路基板および電子装置 |
JP6462958B2 (ja) * | 2016-06-16 | 2019-01-30 | 三菱電機株式会社 | 半導体実装用放熱ベース板およびその製造方法 |
CN110226363B (zh) * | 2017-03-30 | 2022-08-02 | 株式会社东芝 | 陶瓷铜电路基板及使用了其的半导体装置 |
WO2018216412A1 (ja) * | 2017-05-26 | 2018-11-29 | 京セラ株式会社 | パワーモジュール用基板およびパワーモジュール |
JP7008236B2 (ja) * | 2017-12-19 | 2022-01-25 | 三菱マテリアル株式会社 | パワーモジュール用基板及びその製造方法 |
JP7008239B2 (ja) * | 2018-02-27 | 2022-01-25 | 三菱マテリアル株式会社 | 絶縁回路基板及びその製造方法 |
JP7410872B2 (ja) * | 2018-11-22 | 2024-01-10 | デンカ株式会社 | セラミックス-銅複合体、セラミックス-銅複合体の製造方法、セラミックス回路基板およびパワーモジュール |
EP3951854A4 (en) * | 2019-03-29 | 2022-05-25 | Denka Company Limited | SILICON NITRIDE CIRCUIT BOARD AND ELECTRONIC COMPONENT MODULE |
WO2020209175A1 (ja) * | 2019-04-11 | 2020-10-15 | 株式会社 東芝 | セラミックス銅回路基板およびそれを用いた半導体装置 |
CN114846912A (zh) * | 2020-03-18 | 2022-08-02 | 株式会社东芝 | 接合体、陶瓷铜电路基板、接合体的制造方法及陶瓷铜电路基板的制造方法 |
JP7119268B2 (ja) * | 2020-05-27 | 2022-08-17 | 三菱マテリアル株式会社 | 銅/セラミックス接合体、および、絶縁回路基板 |
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JPH08139420A (ja) * | 1994-11-02 | 1996-05-31 | Denki Kagaku Kogyo Kk | 回路基板 |
JPH09162325A (ja) * | 1995-12-07 | 1997-06-20 | Denki Kagaku Kogyo Kk | 窒化珪素回路基板及びその製造方法 |
JPH11121889A (ja) * | 1997-10-16 | 1999-04-30 | Denki Kagaku Kogyo Kk | 回路基板 |
JP2000340912A (ja) * | 1999-05-27 | 2000-12-08 | Kyocera Corp | セラミック回路基板 |
JP2006066650A (ja) * | 2004-08-26 | 2006-03-09 | Kyocera Corp | 金属−単結晶複合体とその接合方法およびこれを用いた放熱基板 |
JP2006128286A (ja) * | 2004-10-27 | 2006-05-18 | Kyocera Corp | 金属セラミック複合体とその接合方法およびこれを用いた放熱基板 |
JP2006237383A (ja) * | 2005-02-25 | 2006-09-07 | Hitachi Metals Ltd | セラミックス回路基板および半導体モジュール |
JP2006282417A (ja) * | 2005-03-31 | 2006-10-19 | Dowa Mining Co Ltd | 金属−セラミックス接合基板 |
JP2007066995A (ja) * | 2005-08-29 | 2007-03-15 | Hitachi Metals Ltd | セラミックス配線基板、その製造方法及び半導体モジュール |
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JP2006108464A (ja) * | 2004-10-07 | 2006-04-20 | Kyoden:Kk | 鉛フリーはんだに対応した銅配線基板 |
WO2008149818A1 (ja) * | 2007-05-30 | 2008-12-11 | Kyocera Corporation | 積層型放熱基体およびこれを用いた放熱ユニット並びに電子装置 |
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2011
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JPH08139420A (ja) * | 1994-11-02 | 1996-05-31 | Denki Kagaku Kogyo Kk | 回路基板 |
JPH09162325A (ja) * | 1995-12-07 | 1997-06-20 | Denki Kagaku Kogyo Kk | 窒化珪素回路基板及びその製造方法 |
JPH11121889A (ja) * | 1997-10-16 | 1999-04-30 | Denki Kagaku Kogyo Kk | 回路基板 |
JP2000340912A (ja) * | 1999-05-27 | 2000-12-08 | Kyocera Corp | セラミック回路基板 |
JP2006066650A (ja) * | 2004-08-26 | 2006-03-09 | Kyocera Corp | 金属−単結晶複合体とその接合方法およびこれを用いた放熱基板 |
JP2006128286A (ja) * | 2004-10-27 | 2006-05-18 | Kyocera Corp | 金属セラミック複合体とその接合方法およびこれを用いた放熱基板 |
JP2006237383A (ja) * | 2005-02-25 | 2006-09-07 | Hitachi Metals Ltd | セラミックス回路基板および半導体モジュール |
JP2006282417A (ja) * | 2005-03-31 | 2006-10-19 | Dowa Mining Co Ltd | 金属−セラミックス接合基板 |
JP2007066995A (ja) * | 2005-08-29 | 2007-03-15 | Hitachi Metals Ltd | セラミックス配線基板、その製造方法及び半導体モジュール |
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EP2579696A1 (en) | 2013-04-10 |
EP2579696A4 (en) | 2017-11-08 |
EP2579696B1 (en) | 2018-12-05 |
JPWO2011149065A1 (ja) | 2013-07-25 |
WO2011149065A1 (ja) | 2011-12-01 |
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