JP4258776B2 - ボンディングワイヤおよびボンディング接続構造 - Google Patents
ボンディングワイヤおよびボンディング接続構造 Download PDFInfo
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- JP4258776B2 JP4258776B2 JP2005258329A JP2005258329A JP4258776B2 JP 4258776 B2 JP4258776 B2 JP 4258776B2 JP 2005258329 A JP2005258329 A JP 2005258329A JP 2005258329 A JP2005258329 A JP 2005258329A JP 4258776 B2 JP4258776 B2 JP 4258776B2
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- bonding wire
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- thermal expansion
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- Engineering & Computer Science (AREA)
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- Power Engineering (AREA)
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Description
前記母体材料は、アルミニウム、銅、または、前記アルミニウムと前記銅とのうちの少なくとも1つを含む合金である。
2 母体材料
3 充填材
4 中核部分
5 筒状部分
6 混合母体
51 内側筒状層
52 外側筒状層
7、71 糸状体
10 基板
11 金属膜
d1 ボンディングワイヤの直径
d2 充填材の粒度
d3 金属膜の厚さ
d4 中核部分の太さ
d5 糸状体の太さ
Claims (17)
- 母体材料(2)と、前記母体材料中に混合された充填材(3)とを含み、前記充填材(3)の熱膨張係数が、前記母体材料(2)の熱膨張係数より低く、前記充填材(3)の含有量が、少なくとも25重量%であるボンディングワイヤ。
- 前記母体材料(2)は、アルミニウム、銅、または、前記アルミニウムと前記銅とのうちの少なくとも1つを含む合金である請求項1に記載のボンディングワイヤ。
- 前記充填材(3)は、セラミック材料であるか、またはセラミック材料を含む請求項1または2に記載のボンディングワイヤ。
- 前記セラミック材料は、炭化シリコン、窒化アルミニウム、酸化アルミニウム、または前記炭化シリコンと前記窒化アルミニウムと前記酸化アルミニウムとのうちの少なくとも2つの物質の混合物を含む請求項3に記載のボンディングワイヤ。
- 前記充填材(3)は、シリコン、および/または、炭素から形成され、または、前記シリコンと前記炭素との少なくとも1つを含む請求項1ないし4のいずれか1項に記載のボンディングワイヤ。
- 前記充填材の含有量は、50重量%と80重量%との間である請求項1ないし5のいずれか1項に記載のボンディングワイヤ。
- 線熱膨張係数は、最大18ppm/Kである請求項1ないし6のいずれか1項に記載のボンディングワイヤ。
- 前記充填材(3)の平均粒度(d2)は、前記ボンディングワイヤ(1)の直径(d1)の10%未満である請求項1ないし7のいずれか1項に記載のボンディングワイヤ。
- 中核部分をなす1つの糸状体(4)を有し、前記中核部分をなす1つの糸状体(4)中の充填材の含有量が、前記中核部分をなす1つの糸状体(4)に隣接する前記ボンディングワイヤ(1)の領域中の充填材の含有量よりも大きい請求項1ないし8のいずれか1項に記載のボンディングワイヤ。
- 前記中核部分をなす1つの糸状体(4)の直径(d4)は、前記ボンディングワイヤ(1)の直径(d1)の70%〜95%の範囲内である請求項9に記載のボンディングワイヤ。
- 2つ以上の糸状体(7)を有し、前記2つ以上の糸状体(7)の直径(d5)が、前記ボンディングワイヤ(1)の直径(d1)の5%〜20%の範囲内であって、前記2つ以上の糸状体(7)の中に2種類の直径(d5)の糸状体が含まれており、前記2つ以上の糸状体(7)の充填材の含有量が、前記2つ以上の糸状体(7)に隣接する領域中の充填材の含有量よりも多い請求項1ないし8のいずれか1項に記載のボンディングワイヤ。
- 少なくとも50μmの直径(d1)を有する請求項1ないし11のいずれか1項に記載のボンディングワイヤ。
- 請求項1ないし11のいずれか1項に記載のボンディングワイヤ(1)と、基板(10)とを備えたボンディング接続構造。
- 前記基板(10)は、実質的に、シリコン、ゲルマニウム、またはガリウムヒ素から形成されている請求項13に記載のボンディング接続構造。
- 前記基板(10)の金属膜(11)と、前記ボンディングワイヤ(1)との間に直接形成されている請求項13または14に記載のボンディング接続構造。
- 前記金属膜(11)が、2〜50μmの厚さ(d3)を有する請求項15に記載のボンディング接続構造。
- 超音波接合により作られる請求項13ないし16のいずれか1項に記載のボンディング接続構造。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004043020A DE102004043020B3 (de) | 2004-09-06 | 2004-09-06 | Bonddraht und Bondverbindung |
Publications (2)
Publication Number | Publication Date |
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JP2006080518A JP2006080518A (ja) | 2006-03-23 |
JP4258776B2 true JP4258776B2 (ja) | 2009-04-30 |
Family
ID=36033043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2005258329A Expired - Fee Related JP4258776B2 (ja) | 2004-09-06 | 2005-09-06 | ボンディングワイヤおよびボンディング接続構造 |
Country Status (3)
Country | Link |
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US (1) | US7319196B2 (ja) |
JP (1) | JP4258776B2 (ja) |
DE (1) | DE102004043020B3 (ja) |
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TWI396268B (zh) * | 2006-05-25 | 2013-05-11 | Taiwan Semiconductor Mfg | 複合連結線與其製造方法 |
US7649237B2 (en) * | 2008-05-15 | 2010-01-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | Schottky diode for high speed and radio frequency application |
DE102009045184B4 (de) | 2009-09-30 | 2019-03-14 | Infineon Technologies Ag | Bondverbindung zwischen einem Bonddraht und einem Leistungshalbleiterchip |
JP2011159796A (ja) * | 2010-02-01 | 2011-08-18 | Fujifilm Corp | 絶縁層付基板および薄膜太陽電池 |
FR2994121B1 (fr) * | 2012-08-03 | 2015-02-06 | Techni Modul Engineering | Procede de fabrication d’un outillage de moulage destine au moulage d’une piece en materiau composite |
CA2957525A1 (en) | 2014-08-07 | 2016-02-11 | Henkel Ag & Co. Kgaa | Continuous coating apparatus for electroceramic coating of metal coil or wire |
US9613843B2 (en) | 2014-10-13 | 2017-04-04 | General Electric Company | Power overlay structure having wirebonds and method of manufacturing same |
CN118660981A (zh) * | 2022-12-05 | 2024-09-17 | 日铁化学材料株式会社 | Al合金接合线 |
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JPH01313969A (ja) * | 1988-06-13 | 1989-12-19 | Hitachi Ltd | 半導体装置 |
DE69013784T2 (de) * | 1989-02-14 | 1995-03-16 | Sumitomo Electric Industries | Isolierte drahtlitze. |
JP2766369B2 (ja) * | 1990-03-20 | 1998-06-18 | 新日本製鐵株式会社 | 半導体用ボンディング細線 |
JPH0671022B2 (ja) * | 1990-03-23 | 1994-09-07 | 新日本製鐵株式会社 | 樹脂被覆ボンディング細線 |
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US6559385B1 (en) * | 2000-07-14 | 2003-05-06 | 3M Innovative Properties Company | Stranded cable and method of making |
KR100717667B1 (ko) * | 2000-09-18 | 2007-05-11 | 신닛뽄세이테쯔 카부시키카이샤 | 반도체용 본딩 와이어 및 그 제조 방법 |
US6899777B2 (en) * | 2001-01-02 | 2005-05-31 | Advanced Ceramics Research, Inc. | Continuous fiber reinforced composites and methods, apparatuses, and compositions for making the same |
DE10214953A1 (de) * | 2002-04-04 | 2003-10-30 | Infineon Technologies Ag | Leistungsmodul mit mindestens zwei Substraten und Verfahren zu seiner Herstellung |
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2004
- 2004-09-06 DE DE102004043020A patent/DE102004043020B3/de not_active Expired - Fee Related
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2005
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DE102004043020B3 (de) | 2006-04-27 |
US7319196B2 (en) | 2008-01-15 |
US20060055041A1 (en) | 2006-03-16 |
JP2006080518A (ja) | 2006-03-23 |
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