KR20100031708A - 반도체 장치, 접속 구조 및 그 제조 방법 - Google Patents
반도체 장치, 접속 구조 및 그 제조 방법 Download PDFInfo
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- KR20100031708A KR20100031708A KR1020100013802A KR20100013802A KR20100031708A KR 20100031708 A KR20100031708 A KR 20100031708A KR 1020100013802 A KR1020100013802 A KR 1020100013802A KR 20100013802 A KR20100013802 A KR 20100013802A KR 20100031708 A KR20100031708 A KR 20100031708A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
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- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
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Abstract
Description
도 2는 도 1의 반도체 장치에서, 재용융한 땜납에 의한 플래시를 설명하는 도면.
도 3은 본 발명의 실시 형태에서, 클래드 압연을 설명하는 도면.
도 4는 본 발명의 실시 형태에서, 가압 성형을 설명하는 도면.
도 5는 본 발명의 실시 형태에서의 접속 재료의 단면을 도시하는 도면.
도 6은 도 5의 접속 재료의 구성을 나타내는 도면.
도 7은 본 발명의 실시 형태에서, 도 6의 접속 재료(실시예 1∼12)를 이용한 반도체 장치의 단면을 도시하는 도면.
도 8은 도 7의 반도체 장치에서, 접속 재료에 의한 접속부의 단면 사진을 나타내는 도면.
도 9는 도 7의 반도체 장치에서, 습윤성 및 리플로우 시험의 결과를 비교예와 함께 나타내는 도면.
도 10은 본 발명의 실시 형태에서, 도 6의 접속 재료(실시예 13∼24)를 이용한 다른 반도체 장치의 단면을 도시하는 도면.
도 11은 도 7의 반도체 장치에서, 접속 재료 일체형의 금속 캡을 도시하는 도면.
도 12는 도 10의 반도체 장치에서, 습윤성의 결과를 비교예와 함께 나타내는 도면.
도 13은 본 발명의 실시 형태에서, 도 6의 접속 재료를 이용한 또 다른 반도체 장치의 단면 및 실장 구조를 도시하는 도면.
1 : 반도체 소자
2 : 프레임
3 : 땜납
4 : 와이어
5 : 리드
6 : 밀봉용 레진
7 : 반도체 장치
8 : 보이드
10 : 접속 재료
11, 21, 31 : 반도체 장치
22 : 금속 캡
23 : 모듈 기판
32 : Al 배선
33 : Zn 도금
34 : 기판
35 : Cu 배선
36 : Ni 또는 Ni/Au 도금
101 : Zn계 합금층
102 : Al계 합금층
103 : 롤러
Claims (14)
- 반도체 소자와, 프레임과, 상기 반도체 소자와 상기 프레임을 접속하는 접속부를 구비한 반도체 장치에 있어서,
상기 접속부는,
Al층과,
상기 Al층의 상기 반도체 소자 측에 설치되고, 상기 반도체 소자와 접속되는 제1 Zn층과,
상기 Al층의 상기 프레임 측에 설치되고, 상기 제1 Zn층이 상기 반도체 소자와 접속되는 영역에 대응한 반대면의 영역에서, 상기 프레임에 접속되는 제2 Zn층을 갖는 것을 특징으로 하는 반도체 장치. - 반도체 소자와,
상기 반도체 소자를 접속하는 기판과,
일단이 외부 단자로 되는 리드와,
상기 리드의 타단과 상기 반도체 소자의 전극을 접속하는 와이어와,
상기 반도체 소자 및 상기 와이어를 기밀 밀봉하고, 상기 기판에 접속하는 금속 캡을 구비한 반도체 장치에 있어서,
상기 접속부는,
Al층과,
상기 Al층의 상기 반도체 소자 측에 설치되고, 상기 반도체 소자와 접속되는 제1 Zn층과,
상기 Al층의 상기 금속 캡 측에 설치되고, 상기 제1 Zn층이 상기 반도체 소자와 접속되는 영역에 대응한 반대면의 영역에서, 상기 금속 캡에 접속되는 제2 Zn층을 갖는 것을 특징으로 하는 반도체 장치. - 제1항 또는 제2항에 있어서,
상기 Al층의 Al 함유율이 99∼100wt.%인 것을 특징으로 하는 반도체 장치. - 제1항 또는 제2항에 있어서,
상기 Al층의 0.2% 내력이 30N/㎟ 이하인 것을 특징으로 하는 반도체 장치. - 제1항 또는 제2항에 있어서,
상기 제1 및 제2 Zn층은 Zn-Al 합금에 의해 형성되어 있는 것을 특징으로 하는 반도체 장치. - 반도체 소자와, 프레임과, 상기 반도체 소자와 상기 프레임을 접속하는 접속부를 구비한 반도체 장치의 제조방법에 있어서,
Al층의 일면에 제1 Zn층을 형성하고, 그 반대면에 제2 Zn층을 형성한 접속재료를, 상기 반도체 소자와 상기 프레임의 사이에, 상기 제1 Zn층이 상기 반도체 소자에 접함과 함께 그 접한 영역에 대응하는 반대면의 영역의 제2 Zn층이 상기 프레임에 접하도록 설치하는 접속부재 설치 공정과,
상기 반도체 장치, 상기 프레임 및 상기 접속부재를 가열하여, 상기 반도체 소자와 상기 프레임을 접속하는 접속부를 형성하는 가열처리 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조방법. - 반도체 소자와,
상기 반도체 소자를 접속하는 기판과,
일단이 외부 단자로 되는 리드와,
상기 리드의 타단과 상기 반도체 소자의 전극을 접속하는 와이어와,
상기 반도체 소자 및 상기 와이어를 기밀 밀봉하고, 상기 기판에 접속하는 금속 캡을 구비한 반도체 장치의 제조방법에 있어서,
Al층의 일면에 제1 Zn층을 형성하고, 그 반대면에 제2 Zn층을 형성한 접속재료를, 상기 기판과 상기 금속 캡의 사이에, 상기 제1 Zn층이 상기 기판에 접함과 함께 그 접한 영역에 대응하는 반대면의 영역의 제2 Zn층이 상기 금속 캡에 접하도록 설치하는 접속부재 설치 공정과,
상기 기판, 상기 금속 캡 및 상기 접속부재를 가열하여, 상기 반도체 소자와 상기 프레임을 접속하는 접속부를 형성하는 가열처리 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조방법. - 제6항 또는 제7항에 있어서,
상기 접속재료는 클래드 압연 또는 가압 처리되어 있는 것을 특징으로 하는 반도체 장치의 제조방법. - 제6항 또는 제7항에 있어서,
상기 접속부재 설치 공정의 전에, 상기 Al층의 일면에 제1 Zn층을 형성하고, 그 반대면에 제2 Zn층을 형성한 접속재료를 클래드 압연 또는 가압 성형하는 접속부재 제조 공정을 포함하는 것을 특징으로 하는 반도체 장치의 제조방법. - 제6항 또는 제7항에 있어서,
상기 가열처리 공정에서는 상기 Zn층에 Zn-Al 합금이 형성되는 것을 특징으로 하는 반도체 장치의 제조방법. - 제10항에 있어서,
상기 가열처리 후에, 상기 제1 Zn층과 상기 제2 Zn층의 사이에 상기 Al층이 남아 있고,
상기 Al층의 Al 함유율이 99∼100wt.%인 것을 특징으로 하는 반도체 장치의 제조방법. - 제10항에 있어서,
상기 가열처리 후에, 상기 제1 Zn층과 상기 제2 Zn층의 사이에 상기 Al층이 남아 있고,
상기 Al층의 0.2% 내력이 30N/㎟ 이하인 것을 특징으로 하는 반도체 장치의 제조방법. - 제1 부재와, 제2 부재와, 상기 제1 부재와 상기 제2 부재를 접속하는 접속부를 구비한 접속구조에 있어서,
상기 접속부는,
Al층과,
상기 Al층의 상기 제1 부재 측에 설치되고, 상기 제1 부재와 접속되는 제1 Zn층과,
상기 Al층의 상기 제2 부재 측에 설치되고, 상기 제1 Zn층이 상기 제1 부재와 접속되는 영역에 대응한 반대면의 영역에서, 상기 제2 부재에 접속되는 제2 Zn층을 갖는 것을 특징으로 하는 접속구조. - 제1 부재와, 제2 부재와, 상기 제1 부재와 상기 제2 부재를 접속하는 접속부를 구비한 접속구조의 제조방법에 있어서,
Al층의 일면에 제1 Zn층을 형성하고, 그 반대면에 제2 Zn층을 형성한 접속재료를, 상기 제1 부재와 상기 제2 부재의 사이에, 상기 제1 Zn층이 상기 제1 부재에 접하도록 함과 함께 그 접한 영역에 대응하는 반대면의 영역의 제2 Zn층이 상기 제2 부재에 접하도록 설치하는 접속부재 설치 공정과,
상기 반도체 장치, 상기 프레임 및 상기 접속부재를 가열하여, 상기 제1 부재와 상기 제2 부재를 접속하는 접속부를 형성하는 가열처리 공정을 포함하는 것을 특징으로 하는 접속구조의 제조방법.
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JP (1) | JP4390799B2 (ko) |
KR (2) | KR100953470B1 (ko) |
CN (2) | CN101185991B (ko) |
TW (1) | TW200829361A (ko) |
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CN102473650B (zh) * | 2009-09-09 | 2014-09-24 | 株式会社日立制作所 | 接合材料、半导体装置及其制造方法 |
JP5723523B2 (ja) * | 2009-09-11 | 2015-05-27 | 株式会社日立製作所 | 接続材料、接続材料の製造方法、半導体装置、半導体装置の製造方法、パワーモジュール |
US20110147438A1 (en) * | 2009-12-23 | 2011-06-23 | Carl Ludwig Deppisch | Clad solder thermal interface material |
JP2011159544A (ja) * | 2010-02-02 | 2011-08-18 | Nec Corp | 給電構造 |
EP2544225A4 (en) * | 2010-03-01 | 2018-07-25 | Osaka University | Semiconductor device and bonding material for semiconductor device |
JP5540857B2 (ja) * | 2010-04-16 | 2014-07-02 | 日立金属株式会社 | リード部品及びそれを用いた半導体パッケージ並びにリード部品の製造方法 |
DE102010031993B4 (de) * | 2010-07-22 | 2015-03-12 | Heraeus Materials Technology Gmbh & Co. Kg | Verfahren zur Herstellung eines Bonddrahtes, Bonddraht und Baugruppe, die einen solchen Bonddraht aufweist. |
JP5601275B2 (ja) | 2010-08-31 | 2014-10-08 | 日立金属株式会社 | 接合材料、その製造方法、および接合構造の製造方法 |
JP5821991B2 (ja) * | 2010-08-31 | 2015-11-24 | 日立金属株式会社 | 半導体モジュール及び接合材料 |
JP5741033B2 (ja) * | 2011-02-08 | 2015-07-01 | 日立金属株式会社 | 接続材料及びその製造方法、並びにそれを用いた半導体装置 |
JP5578326B2 (ja) * | 2011-03-29 | 2014-08-27 | 日立金属株式会社 | リード部品及びその製造方法、並びに半導体パッケージ |
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JP5675525B2 (ja) * | 2011-07-28 | 2015-02-25 | 日産自動車株式会社 | 半導体装置の製造方法及び半導体装置 |
JP2013038330A (ja) * | 2011-08-10 | 2013-02-21 | Toshiba Corp | 半導体装置の製造方法及び半導体装置 |
CN102412446B (zh) * | 2011-11-14 | 2013-12-11 | 江苏大学 | 一种连接铜包铝复合导线的方法 |
JP5930680B2 (ja) * | 2011-11-30 | 2016-06-08 | 株式会社日立製作所 | 半導体装置およびその製造方法 |
EP3557609A1 (en) * | 2012-05-07 | 2019-10-23 | Heraeus Deutschland GmbH & Co KG | Method of manufacturing an aluminium coated copper ribbon and a device using the same |
EP2992551B1 (en) * | 2013-04-29 | 2017-03-29 | ABB Schweiz AG | Module arrangement for power semiconductor devices |
JP6127941B2 (ja) * | 2013-11-29 | 2017-05-17 | 日立金属株式会社 | はんだ接合材料及びその製造方法 |
US9633957B2 (en) * | 2014-11-28 | 2017-04-25 | Infineon Technologies Ag | Semiconductor device, a power semiconductor device, and a method for processing a semiconductor device |
JP6078577B2 (ja) * | 2015-04-22 | 2017-02-08 | 株式会社日立製作所 | 接続材料、接続方法、半導体装置及び半導体装置の製造方法 |
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WO2018167929A1 (ja) | 2017-03-16 | 2018-09-20 | 三菱電機株式会社 | 板状はんだの製造装置およびその製造方法 |
JP6952552B2 (ja) * | 2017-09-27 | 2021-10-20 | 株式会社日立製作所 | 接続材料および熱電変換モジュールならびに電子装置 |
JP7429368B2 (ja) * | 2019-11-27 | 2024-02-08 | 国立大学法人 東京大学 | デバイスの製造方法および接合装置、半導体デバイス |
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JP4611797B2 (ja) * | 2005-04-28 | 2011-01-12 | 三菱アルミニウム株式会社 | ろう付性に優れたラジエータチューブ用アルミニウム合金板材、及びそれを備えたラジエータチューブと熱交換器 |
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2006
- 2006-11-21 JP JP2006314168A patent/JP4390799B2/ja active Active
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- 2007-11-13 TW TW96142854A patent/TW200829361A/zh unknown
- 2007-11-20 KR KR1020070118365A patent/KR100953470B1/ko active IP Right Grant
- 2007-11-20 CN CN2007101887756A patent/CN101185991B/zh active Active
- 2007-11-20 CN CN201110375028.XA patent/CN102437130B/zh active Active
- 2007-11-21 US US11/943,632 patent/US20080206590A1/en not_active Abandoned
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Also Published As
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KR20080046106A (ko) | 2008-05-26 |
CN102437130A (zh) | 2012-05-02 |
JP2008126272A (ja) | 2008-06-05 |
CN102437130B (zh) | 2016-08-03 |
US8356742B2 (en) | 2013-01-22 |
CN101185991A (zh) | 2008-05-28 |
US20130127026A1 (en) | 2013-05-23 |
CN101185991B (zh) | 2012-01-11 |
TW200829361A (en) | 2008-07-16 |
US20080206590A1 (en) | 2008-08-28 |
JP4390799B2 (ja) | 2009-12-24 |
KR100953470B1 (ko) | 2010-04-16 |
TWI340678B (ko) | 2011-04-21 |
US20120000965A1 (en) | 2012-01-05 |
KR100998115B1 (ko) | 2010-12-02 |
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