JP5002329B2 - 半導体装置及びワイヤボンディング方法 - Google Patents
半導体装置及びワイヤボンディング方法 Download PDFInfo
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- JP5002329B2 JP5002329B2 JP2007136106A JP2007136106A JP5002329B2 JP 5002329 B2 JP5002329 B2 JP 5002329B2 JP 2007136106 A JP2007136106 A JP 2007136106A JP 2007136106 A JP2007136106 A JP 2007136106A JP 5002329 B2 JP5002329 B2 JP 5002329B2
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- wire
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- capillary
- bond point
- semiconductor device
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- 238000005452 bending Methods 0.000 claims description 142
- 239000004065 semiconductor Substances 0.000 claims description 90
- 238000005520 cutting process Methods 0.000 claims description 71
- 238000000034 method Methods 0.000 claims description 51
- 238000003825 pressing Methods 0.000 claims description 12
- 238000010030 laminating Methods 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 5
- 238000010008 shearing Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 description 21
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 20
- 239000000463 material Substances 0.000 description 10
- 239000010931 gold Substances 0.000 description 8
- 229910052737 gold Inorganic materials 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005482 strain hardening Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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Description
としても好適であるし、せん断切断面は第2ボンド点を含む半導体装置の面に略平行で、引張切断面は弓形断面形状であること、としても好適である。
Claims (8)
- 第1ボンド点と第2ボンド点との間をワイヤで接続した半導体装置であって、
第2ボンド点上にワイヤを折り曲げ積層して形成され、第1ボンド点と反対側にワイヤ折り曲げ凸部を含むバンプと、
第1ボンド点側からバンプに延びてバンプ上面に接合され、ワイヤ折り曲げ凸部側にせん断切断面とワイヤ断面積よりも断面積が小さい引張切断面とを含むワイヤと、
を有することを特徴とする半導体装置。 - 第1ボンド点と第2ボンド点との間をワイヤで接続した半導体装置であって、
第2ボンド点上にワイヤを折り曲げ積層して形成され、第1ボンド点側と第1ボンド点と反対側とにワイヤ折り曲げ凸部を含むバンプと、
第1ボンド点側からバンプに延びてバンプ上面に接合され、第1ボンド点と反対側のワイヤ折り曲げ凸部側にせん断切断面とワイヤ断面積よりも断面積が小さい引張切断面とを含むワイヤと、
を有することを特徴とする半導体装置。 - 請求項1又は2に記載の半導体装置であって、
バンプは、第1ボンド点側の上面にあって第1ボンド点から第2ボンド点に向かう方向に沿って高さが低くなる傾斜面を含む傾斜ウェッジを含み、
ワイヤは、傾斜ウェッジに沿ってバンプ上面に接合されていること、
を特徴とする半導体装置。 - 請求項2に記載の半導体装置であって、
バンプは、第1ボンド点側のワイヤ折り曲げ凸部に隣接してその上面に設けられ第1ボンド点から第2ボンド点に向かう方向に沿って高さが低くなる傾斜面を含む傾斜ウェッジを含み、
ワイヤは、傾斜ウェッジに沿ってバンプ上面に接合されていること、
を特徴とする半導体装置。 - 請求項1から4のいずれか1項に記載の半導体装置であって、
せん断切断面は第2ボンド点を含む半導体装置の面に略平行で、引張切断面は弓形断面形状であること
を特徴とする半導体装置。 - 半導体装置の第1ボンド点と第2ボンド点との間をワイヤで接続するワイヤボンディング方法であって、
第2ボンド点上にワイヤを折り曲げ積層し、第1ボンド点と反対側にワイヤ折り曲げ凸部を含むバンプを形成するバンプ形成工程と、
第1ボンド点からバンプに向かってワイヤをルーピングし、キャピラリ先端のフェイス部によってワイヤをバンプ上面に押し付けてワイヤを接合するボンディング工程と、
バンプ上面から先端高さがワイヤ折り曲げ凸部上端高さよりも低い位置までキャピラリを上昇させた後、キャピラリを第1ボンド点からワイヤ折り曲げ凸部に向かう方向に移動させ、キャピラリの角部によってワイヤの一部をせん断切断すると共に、キャピラリのインナチャンファ部によってワイヤをワイヤ折り曲げ凸部に押し付けてワイヤ断面積よりも断面積が小さいワイヤ押し潰し部を形成するワイヤ押し潰し部形成工程と、
ワイヤを引き上げてワイヤ押し潰し部においてワイヤを切断するワイヤ切断工程と、
を有することを特徴とするワイヤボンディング方法。 - 半導体装置の第1ボンド点と第2ボンド点との間をワイヤで接続するワイヤボンディング方法であって、
第2ボンド点上にワイヤを折り曲げ積層して第1ボンド点と反対側にワイヤ折り曲げ凸部を形成し、
キャピラリ先端のフェイス部によってワイヤを押し付けて第1ボンド点側の上面に傾斜ウェッジを形成し、
傾斜ウェッジ上面から先端高さがワイヤ折り曲げ凸部上端高さよりも低い位置までキャピラリを上昇させた後、キャピラリを傾斜ウェッジからワイヤ折り曲げ凸部に向かう方向に移動させ、キャピラリの角部によってワイヤの一部をせん断切断すると共に、キャピラリのインナチャンファ部によってワイヤをワイヤ折り曲げ凸部に押し付けてワイヤ断面積よりも断面積が小さいワイヤ押し潰し部を形成し、
ワイヤを引き上げてワイヤ押し潰し部においてワイヤを切断するバンプ形成工程と、
第1ボンド点からバンプに向かってワイヤをルーピングし、キャピラリ先端のフェイス部によってワイヤを傾斜ウェッジ上面に押し付けてワイヤを接合するボンディング工程と、
傾斜ウェッジ上面から先端高さがワイヤ折り曲げ凸部上端高さよりも低い位置までキャピラリを上昇させた後、キャピラリを傾斜ウェッジからワイヤ折り曲げ凸部に向かう方向に移動させ、キャピラリの角部によってワイヤの一部をせん断切断すると共に、キャピラリのインナチャンファ部によってワイヤをワイヤ折り曲げ凸部に押し付けてワイヤ断面積よりも断面積が小さいワイヤ押し潰し部を形成するワイヤ押し潰し部形成工程と、
ワイヤを引き上げてワイヤ押し潰し部においてワイヤを切断するワイヤ切断工程と、
を有することを特徴とするワイヤボンディング方法。 - 請求項6又は7に記載のワイヤボンディング方法であって、
せん断切断された面は第2ボンド点を含む半導体装置の面に略平行で、ワイヤ押し潰し部は、弓形断面形状であること
を特徴とするワイヤボンディング方法。
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JP2007136106A JP5002329B2 (ja) | 2007-02-21 | 2007-05-23 | 半導体装置及びワイヤボンディング方法 |
TW96133696A TWI456672B (zh) | 2007-02-21 | 2007-09-10 | 半導體裝置及打線方法 |
KR20070124204A KR100932680B1 (ko) | 2007-02-21 | 2007-12-03 | 반도체 장치 및 와이어 본딩 방법 |
CN2008100055899A CN101252112B (zh) | 2007-02-21 | 2008-02-14 | 半导体装置及引线接合方法 |
US12/070,000 US7808116B2 (en) | 2007-02-21 | 2008-02-14 | Semiconductor device and wire bonding method |
US12/802,295 US7910472B2 (en) | 2007-02-21 | 2010-06-03 | Method of manufacturing semiconductor device |
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JP4625858B2 (ja) * | 2008-09-10 | 2011-02-02 | 株式会社カイジョー | ワイヤボンディング方法、ワイヤボンディング装置及びワイヤボンディング制御プログラム |
JP5062283B2 (ja) * | 2009-04-30 | 2012-10-31 | 日亜化学工業株式会社 | 半導体装置及びその製造方法 |
CN103069557B (zh) * | 2010-08-10 | 2015-12-02 | 库力索法工业公司 | 引线环、形成引线环的方法及相关处理 |
US20120288684A1 (en) * | 2011-05-12 | 2012-11-15 | Ming-Teng Hsieh | Bump structure and fabrication method thereof |
CN104798186A (zh) * | 2012-11-28 | 2015-07-22 | 松下知识产权经营株式会社 | 半导体装置以及导线键合布线方法 |
TWI562252B (en) * | 2014-02-17 | 2016-12-11 | Shinkawa Kk | Detecting discharging device, wire bonding device and detecting discharging method |
TWI557821B (zh) * | 2014-02-21 | 2016-11-11 | 新川股份有限公司 | 半導體裝置的製造方法以及打線裝置 |
JP2014140074A (ja) * | 2014-04-17 | 2014-07-31 | Toshiba Corp | 半導体装置 |
KR20230056048A (ko) * | 2020-12-21 | 2023-04-26 | 가부시키가이샤 신가와 | 와이어 구조 및 와이어 구조 형성 방법 |
CN113414491B (zh) * | 2021-07-16 | 2023-07-14 | 跃科智能制造(无锡)有限公司 | 一种发卡电机定子铜线视觉识别方法及焊接工艺 |
CN114226593B (zh) * | 2021-12-26 | 2025-01-14 | 岳西县弘兴照明有限公司 | 一种led灯珠引脚的弯折工具 |
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US7229906B2 (en) * | 2002-09-19 | 2007-06-12 | Kulicke And Soffa Industries, Inc. | Method and apparatus for forming bumps for semiconductor interconnections using a wire bonding machine |
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