JP2012513683A - 電気または電子複合構成部材、ならびに電気または電子複合構成部材を製造するための方法 - Google Patents
電気または電子複合構成部材、ならびに電気または電子複合構成部材を製造するための方法 Download PDFInfo
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- JP2012513683A JP2012513683A JP2011542785A JP2011542785A JP2012513683A JP 2012513683 A JP2012513683 A JP 2012513683A JP 2011542785 A JP2011542785 A JP 2011542785A JP 2011542785 A JP2011542785 A JP 2011542785A JP 2012513683 A JP2012513683 A JP 2012513683A
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Abstract
Description
本発明は、請求項1の上位概念に記載の電気または電子複合構成部材、ならびに、請求項7に記載の電気または電子複合構成部材を製造するための方法に関する。
本発明の基礎となる技術思想は、電気または電子複合構成部材ならびに電気または電子複合構成部材を製造するための方法を提供し、一方では鉛を含有する軟性はんだを省略することができ、他方では焼結(接合)時の亀裂形成を回避できるようにすることである。
Claims (13)
- 第1接合部品(2)および少なくとも1つの第2接合部品(3)を含む電気または電子複合構成部材であって、
前記第1接合部品(2)と前記第2接合部品(3)の間に、開放多孔性の焼結成形体(6,7)が収容されており、
前記焼結成形体(6,7)は、焼結ペーストによる焼結によって、前記第1接合部品および前記第2接合部品(2,3)と焼結されている、
ことを特徴とする複合構成部材。 - 前記焼結成形体(6,7)は、銀金属、とりわけ銀金属フレークから製造されている、および/または、銀金属、とりわけ銀金属フレークを含む、
ことを特徴とする請求項1記載の複合構成部材。 - 前記第1接合部品(2)は、電子素子、有利には半導体素子、とりわけパワー半導体素子であるか、または回路支持体、とりわけ回路支持体の金属被覆部であるか、または打ち抜き部材であるか、またはボンディングワイヤであるか、またはボンディングテープであるか、またはベースプレートである、
ことを特徴とする請求項1または2記載の複合構成部材。 - 前記第2接合部品(3)は、電子素子、有利には半導体素子、とりわけパワー半導体素子であるか、または回路支持体、とりわけ回路支持体の金属被覆部であるか、またはベースプレート、有利には銅製のベースプレートであるか、または冷却体(5)である、
ことを特徴とする請求項1から3のいずれか一項記載の複合構成部材。 - 前記第1接合部品(2)と第3または第4接合部品(4)との間に別の焼結成形体(7)が収容されている、および/または、前記第2接合部品(3)と第3または第4接合部品(4)との間に別の焼結成形体(7)が収容されており、
該別の焼結成形体(7)は、有利には焼結ペーストによって、隣接する接合部品(2,3,4)と焼結されている、
ことを特徴とする請求項1から4のいずれか一項記載の複合構成部材。 - 前記第3または第4接合部品(4)は、電子素子、有利には半導体素子、とりわけパワー半導体素子であるか、または回路支持体、とりわけ回路支持体の金属被覆部であるか、またはベースプレート、有利には銅製のベースプレートであるか、または冷却体(5)である、
ことを特徴とする請求項5記載の複合構成部材。 - 有利には請求項1から6のいずれか一項記載の電気または電子複合構成部材(1)を製造するための方法において、
第1接合部品(2)と第2接合部品が、焼結ペーストによって、開放多孔性の焼結成形体(6,7)と焼結される、
ことを特徴とする方法。 - 前記第1接合部品(2)と前記第2接合部品(3)は、前記焼結成形体(6,7)の2つの互いに反対側の面に固定される、
ことを特徴とする請求項7記載の方法。 - 前記第1接合部品(2)および/または前記第2接合部品(3)は、焼結ペースト(12,13)によって、共通の1つの焼結ステップにおいて、温度および/または圧力作用下にて前記焼結成形体(6)と焼結される、
ことを特徴とする請求項7または8記載の方法。 - 前記焼結ペースト(12,13)は、焼結前に、前記第1接合部品(2)および/または前記第2接合部品(3)および/または前記焼結成形体(6,7)の上に被着、有利にはプリントまたはディスペンスされる、
ことを特徴とする請求項9記載の方法。 - 前記第1接合部品(2)と第3または第4接合部品(4)との間に別の焼結成形体(7)が配置され、および/または、前記第2接合部品(3)と第3または第4接合部品(4)との間に別の焼結成形体(7)が配置され、
該別の焼結成形体(7)は、有利には焼結ペーストによって、隣接する接合部品(2,3,4)と焼結される、
ことを特徴とする請求項7から10のいずれか一項記載の方法。 - 前記別の焼結成形体(7)と、前記第1接合部品(2)または前記第2接合部品(3)との焼結、ならびに前記前記焼結成形体(6,7)と、前記第1接合部品および前記第2接合部品(3)との焼結は、共通の1つのプロセスステップにおいて実施されるか、または、別個のプロセスステップにおいて実施される、
ことを特徴とする請求項11記載の方法。 - 1つの焼結体が、多数の焼結成形体(6,7)に個別化される、
ことを特徴とする請求項7から12のいずれか一項記載の方法。
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DE102008055137A DE102008055137A1 (de) | 2008-12-23 | 2008-12-23 | Elektrisches oder elektronisches Verbundbauteil sowie Verfahren zum Herstellen eines elektrischen oder elektronischen Verbundbauteils |
PCT/EP2009/067498 WO2010072667A1 (de) | 2008-12-23 | 2009-12-18 | Elektrisches oder elektronisches verbundbauteil sowie verfahren zum herstellen eines elektrischen oder elektronischen verbundbauteils |
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US (1) | US20120028025A1 (ja) |
EP (1) | EP2382660A1 (ja) |
JP (1) | JP2012513683A (ja) |
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JP2015115521A (ja) * | 2013-12-13 | 2015-06-22 | 三菱マテリアル株式会社 | 金属複合体、回路基板、半導体装置、及び金属複合体の製造方法 |
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DE102016123917A1 (de) * | 2016-12-09 | 2018-06-14 | Endress+Hauser SE+Co. KG | Elektronik-Baugruppe |
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WO2010072667A1 (de) | 2010-07-01 |
DE102008055137A1 (de) | 2010-07-01 |
EP2382660A1 (de) | 2011-11-02 |
CN102272921A (zh) | 2011-12-07 |
US20120028025A1 (en) | 2012-02-02 |
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