KR20040014111A - 와이어 본딩 방법, 범프의 형성 방법 및 범프 - Google Patents
와이어 본딩 방법, 범프의 형성 방법 및 범프 Download PDFInfo
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- KR20040014111A KR20040014111A KR1020020053839A KR20020053839A KR20040014111A KR 20040014111 A KR20040014111 A KR 20040014111A KR 1020020053839 A KR1020020053839 A KR 1020020053839A KR 20020053839 A KR20020053839 A KR 20020053839A KR 20040014111 A KR20040014111 A KR 20040014111A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/002—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating specially adapted for particular articles or work
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- H01L2924/151—Die mounting substrate
- H01L2924/156—Material
- H01L2924/15786—Material with a principal constituent of the material being a non metallic, non metalloid inorganic material
- H01L2924/15787—Ceramics, e.g. crystalline carbides, nitrides or oxides
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Abstract
Description
Claims (10)
- 제 1 도체와 제 2 도체 사이를 와이어 본딩하는 방법으로서,상기 제 2 도체 상에 볼 본딩에 의해 범프를 형성하는 단계;상기 범프 상부에 경사면을 형성하는 단계;상기 제 1 도체에 와이어의 일단을 1 차 본딩하는 단계; 및상기 제 2 도체 상의 상기 범프에 대해 상기 제 1 도체로부터 와이어를 루핑하여 상기 범프 상부의 경사면 상에 상기 와이어의 타단을 2 차 본딩하는 단계를 포함하는 것을 특징으로 하는 와이어 본딩 방법.
- 제 1 항에 있어서,상기 범프 상부의 경사면은, 상기 경사면의 양단부 사이를 연결하는 직선이 상기 제 2 도체면에 대해 이루는 경사각이 상기 제 1 도체를 향해 2°∼ 60°의 열림각이 되도록 형성되어 있는 것을 특징으로 하는 와이어 본딩 방법.
- 관통공에 와이어가 삽입된 캐필러리를 사용하여, 제 1 도체와 제 2 도체 사이를 와이어 본딩하는 방법으로서,상기 캐필러리를 상기 제 2 도체 상에 위치시켜 볼 본딩함으로써, 상기 제 2 도체 상에 범프를 형성하는 단계;상기 캐필러리를 상방으로 이동시킨 후에, 상기 캐필러리를 상기 제 1 도체와 반대측의 위치로 수평이동시키고, 상기 캐필러리를 하강시켜 상기 와이어를 절단하여, 상기 범프 상부에 경사면을 형성하는 단계;상기 제 1 도체에 상기 와이어의 일단을 1 차 본딩하는 단계; 및상기 캐필러리를 상기 범프 상부의 경사면에 위치시키고, 상기 캐필러리 내로부터 연장되는 와이어를 상기 캐필러리의 저부로 상기 범프 상부의 경사면에 2 차 본딩하고, 그 접합부 근방에서 상기 와이어를 절단하는 단계를 포함하는 것을 특징으로 하는 와이어 본딩 방법.
- 제 3 항에 있어서,상기 범프 상부의 경사면은 평면 또는 오목면으로 형성되고,상기 2 차 본딩 단계는, 상기 캐필러리를 상기 범프 상부의 경사면에 위치시키고, 상기 캐필러리의 저부로 상기 와이어를 상기 범프 상부의 경사면에 압착하는 것을 포함하는 것을 특징으로 하는 와이어 본딩 방법.
- 제 3 항 또는 제 4 항에 있어서,상기 범프 상부의 경사면은, 상기 경사면의 양단부 사이를 연결하는 직선이 상기 제 2 도체면에 대해 이루는 경사각이 상기 제 1 도체를 향해 2°∼ 60°의 열림각이 되도록 형성되어 있는 것을 특징으로 하는 와이어 본딩 방법.
- 제 1 도체 상에 1 차 본딩함과 동시에, 제 2 도체 상에 2 차 본딩하고, 상기제 1 도체와 상기 제 2 도체 사이를 와이어 본딩함에 있어서 미리 상기 제 2 도체 상에 볼 본딩에 의해 범프를 형성하는 방법으로서,상기 제 2 도체 상에 캐필러리를 하강시키고 와이어의 선단에 형성된 볼을 상기 제 2 도체 상에 본딩하여 범프를 형성하는 단계;그 후 상기 캐필러리를 수직으로 상승시키는 단계;그 후 상기 캐필러리를 상기 제 1 도체가 위치하는 방향과 반대방향으로 수평이동시키는 단계;그 후 상기 캐필러리를 하강시켜 상기 캐필러리의 저부를 상기 범프에 압착시키는 단계; 및그 후 상기 캐필러리를 상기 제 1 도체의 방향으로 수평이동시키는 단계를 구비하여, 상기 범프 상부에 경사면을 형성하도록 한 것을 특징으로 하는 범프의 형성 방법.
- 제 6 항에 있어서,상기 범프 상부의 경사면은, 상기 경사면의 양단부 사이를 연결하는 직선이 상기 제 2 도체면에 대해 이루는 경사각이 상기 제 1 도체를 향해 2°∼ 60°의 열림각이 되도록 형성되어 있는 것을 특징으로 하는 범프의 형성 방법.
- 제 1 도체 상에 1 차 본딩함과 동시에, 제 2 도체 상에 2 차 본딩하고, 상기 제 1 도체와 상기 제 2 도체 사이를 와이어 본딩함에 있어서 미리 상기 제 2 도체상에 볼 본딩에 의해 범프를 형성하는 방법으로서,상기 제 2 도체 상에 캐필러리를 하강시키고 와이어의 선단에 형성된 볼을 상기 제 2 도체 상에 본딩하여 범프를 형성하는 단계;그 후 상기 캐필러리를 수직으로 상승시키는 단계;그 후 상기 캐필러리를 상기 제 1 도체가 위치하는 방향으로 수평이동시키는 단계;그 후 상기 캐필러리를 수직으로 상승시키는 단계;그 후 상기 캐필러리를 상기 제 1 도체가 위치하는 방향과 반대방향으로 수평이동시키는 단계;그 후 상기 캐필러리를 하강시켜 상기 캐필러리의 저부를 상기 범프에 압착시키는 단계; 및그 후 상기 캐필러리를 상기 제 1 도체가 위치하는 방향으로 수평이동시키는 단계를 포함하여, 상기 범프 상부에 경사면을 형성하도록 한 것을 특징으로 하는 범프의 형성 방법.
- 제 8 항에 있어서,상기 범프 상부의 경사면은, 상기 경사면의 양단부 사이를 연결하는 직선이 상기 제 2 도체면에 대해 이루는 경사각이 상기 제 1 도체를 향해 2°∼ 60°의 열림각이 되도록 형성되어 있는 범프의 형성 방법.
- 제 1 도체 상에 1 차 본딩함과 동시에, 제 2 도체 상에 2 차 본딩하고, 상기 제 1 도체와 상기 제 2 도체 사이를 와이어 본딩함에 있어서 미리 상기 제 2 도체 상에 볼 본딩에 의해 형성된 범프로서,평면 또는 오목면으로 형성된 상면을 구비하고, 상기 상면은 그 양단부 사이를 연결하는 직선이 상기 제 2 도체면에 대해 이루는 경사각이 상기 제 1 도체를 향해 2°∼ 60°의 열림각이 되도록 형성되어 있는 것을 특징으로 하는 범프.
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JPJP-P-2002-00231931 | 2002-08-08 | ||
JP2002231931A JP3913134B2 (ja) | 2002-08-08 | 2002-08-08 | バンプの形成方法及びバンプ |
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US (1) | US6715666B2 (ko) |
JP (1) | JP3913134B2 (ko) |
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CN (1) | CN1230884C (ko) |
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KR100884520B1 (ko) * | 2006-05-01 | 2009-02-18 | 샤프 가부시키가이샤 | 범프 구조, 그 형성 방법, 및 그것을 이용한 반도체 장치 |
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- 2002-08-08 JP JP2002231931A patent/JP3913134B2/ja not_active Expired - Lifetime
- 2002-09-06 KR KR10-2002-0053839A patent/KR100533487B1/ko active IP Right Grant
- 2002-09-13 US US10/243,201 patent/US6715666B2/en not_active Expired - Lifetime
- 2002-09-13 CN CNB021429669A patent/CN1230884C/zh not_active Expired - Lifetime
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KR100765376B1 (ko) * | 2005-02-08 | 2007-10-10 | 가부시키가이샤 신가와 | 와이어 본딩 방법 |
KR100884520B1 (ko) * | 2006-05-01 | 2009-02-18 | 샤프 가부시키가이샤 | 범프 구조, 그 형성 방법, 및 그것을 이용한 반도체 장치 |
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Also Published As
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JP2004071983A (ja) | 2004-03-04 |
KR100533487B1 (ko) | 2005-12-05 |
JP3913134B2 (ja) | 2007-05-09 |
CN1474442A (zh) | 2004-02-11 |
US6715666B2 (en) | 2004-04-06 |
US20040026480A1 (en) | 2004-02-12 |
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