CN101630664B - 一种银基键合丝及其制备方法 - Google Patents
一种银基键合丝及其制备方法 Download PDFInfo
- Publication number
- CN101630664B CN101630664B CN2009101086649A CN200910108664A CN101630664B CN 101630664 B CN101630664 B CN 101630664B CN 2009101086649 A CN2009101086649 A CN 2009101086649A CN 200910108664 A CN200910108664 A CN 200910108664A CN 101630664 B CN101630664 B CN 101630664B
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- China
- Prior art keywords
- silver
- bonding wire
- based bonding
- annealing
- wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 229910052709 silver Inorganic materials 0.000 title claims abstract description 64
- 239000004332 silver Substances 0.000 title claims abstract description 64
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 238000000137 annealing Methods 0.000 claims abstract description 36
- 239000010931 gold Substances 0.000 claims abstract description 30
- 229910052737 gold Inorganic materials 0.000 claims abstract description 30
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000007747 plating Methods 0.000 claims abstract description 12
- 238000005491 wire drawing Methods 0.000 claims abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 241001226615 Asphodelus albus Species 0.000 claims description 6
- 238000009749 continuous casting Methods 0.000 claims description 6
- 239000003792 electrolyte Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000003723 Smelting Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 239000012298 atmosphere Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005554 pickling Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000004806 packaging method and process Methods 0.000 abstract 2
- 238000005538 encapsulation Methods 0.000 description 12
- 238000010008 shearing Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 239000010946 fine silver Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- PQTCMBYFWMFIGM-UHFFFAOYSA-N gold silver Chemical compound [Ag].[Au] PQTCMBYFWMFIGM-UHFFFAOYSA-N 0.000 description 2
- 150000003378 silver Chemical class 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000004857 zone melting Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/42—Wire connectors; Manufacturing methods related thereto
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/43—Manufacturing methods
- H01L2224/438—Post-treatment of the connector
- H01L2224/43848—Thermal treatments, e.g. annealing, controlled cooling
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
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- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
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- H01L2224/456—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
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Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
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- Power Engineering (AREA)
- Wire Bonding (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009101086649A CN101630664B (zh) | 2009-07-10 | 2009-07-10 | 一种银基键合丝及其制备方法 |
Applications Claiming Priority (1)
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CN2009101086649A CN101630664B (zh) | 2009-07-10 | 2009-07-10 | 一种银基键合丝及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN101630664A CN101630664A (zh) | 2010-01-20 |
CN101630664B true CN101630664B (zh) | 2012-05-02 |
Family
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CN2009101086649A Expired - Fee Related CN101630664B (zh) | 2009-07-10 | 2009-07-10 | 一种银基键合丝及其制备方法 |
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CN (1) | CN101630664B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110219029A (zh) * | 2019-06-20 | 2019-09-10 | 广东禾木科技有限公司 | 一种键合丝阴极钝化保护处理工艺 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103474408B (zh) * | 2013-09-26 | 2016-04-20 | 辽宁凯立尔电子科技有限公司 | 一种表面有镀金层的金银合金键合丝及其制备方法 |
CN104372197A (zh) * | 2014-09-26 | 2015-02-25 | 四川威纳尔特种电子材料有限公司 | 半导体封装用银合金线及其制备方法 |
CN104716250A (zh) * | 2015-03-02 | 2015-06-17 | 安徽华晶微电子材料科技有限公司 | 一种极微细无金银合金镀金键合丝及其制作方法 |
CN105161476B (zh) * | 2015-06-19 | 2018-10-30 | 汕头市骏码凯撒有限公司 | 一种用于细间距ic封装的键合铜丝及其制造方法 |
CN113026009A (zh) * | 2021-03-29 | 2021-06-25 | 广东禾木科技有限公司 | 钝化液、提高金属材料键合性能的方法、键合丝、应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6261436B1 (en) * | 1999-11-05 | 2001-07-17 | Asep Tec Co., Ltd. | Fabrication method for gold bonding wire |
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2009
- 2009-07-10 CN CN2009101086649A patent/CN101630664B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6261436B1 (en) * | 1999-11-05 | 2001-07-17 | Asep Tec Co., Ltd. | Fabrication method for gold bonding wire |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110219029A (zh) * | 2019-06-20 | 2019-09-10 | 广东禾木科技有限公司 | 一种键合丝阴极钝化保护处理工艺 |
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CN101630664A (zh) | 2010-01-20 |
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