JP4873321B2 - はんだバンプの形成方法 - Google Patents
はんだバンプの形成方法 Download PDFInfo
- Publication number
- JP4873321B2 JP4873321B2 JP2007212932A JP2007212932A JP4873321B2 JP 4873321 B2 JP4873321 B2 JP 4873321B2 JP 2007212932 A JP2007212932 A JP 2007212932A JP 2007212932 A JP2007212932 A JP 2007212932A JP 4873321 B2 JP4873321 B2 JP 4873321B2
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- JP
- Japan
- Prior art keywords
- layer
- barrier layer
- solder
- forming
- substrate
- 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.)
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- 229910000679 solder Inorganic materials 0.000 title claims description 62
- 238000000034 method Methods 0.000 title claims description 57
- 230000004888 barrier function Effects 0.000 claims description 82
- 239000000758 substrate Substances 0.000 claims description 38
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 34
- 239000011261 inert gas Substances 0.000 claims description 28
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 23
- 230000015572 biosynthetic process Effects 0.000 claims description 19
- 239000012298 atmosphere Substances 0.000 claims description 14
- 229910052759 nickel Inorganic materials 0.000 claims description 11
- 229910052697 platinum Inorganic materials 0.000 claims description 10
- 238000007738 vacuum evaporation Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 139
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 36
- 238000007740 vapor deposition Methods 0.000 description 21
- 238000001704 evaporation Methods 0.000 description 20
- 229910052786 argon Inorganic materials 0.000 description 18
- 230000008020 evaporation Effects 0.000 description 18
- 239000007789 gas Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 239000010931 gold Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- 238000001771 vacuum deposition Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000010936 titanium Substances 0.000 description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 238000000151 deposition Methods 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 229910007116 SnPb Inorganic materials 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 230000002040 relaxant effect Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 229910007637 SnAg Inorganic materials 0.000 description 2
- -1 SnAu Inorganic materials 0.000 description 2
- 229910005728 SnZn Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005566 electron beam evaporation Methods 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000001846 repelling effect Effects 0.000 description 2
- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- JVPLOXQKFGYFMN-UHFFFAOYSA-N gold tin Chemical compound [Sn].[Au] JVPLOXQKFGYFMN-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910052743 krypton Inorganic materials 0.000 description 1
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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- Wire Bonding (AREA)
Description
11 真空チャンバ
13 真空ポンプ
14 蒸発源
15 蒸発材料
16 ステージ
21 基板
22 下地電極層
23 レジストパターン
24 バリア層
25 密着層
26 はんだ層
Claims (4)
- 基板上の導体層にレジストパターンを形成する工程と、
前記レジストパターンをマスクとして前記基板上にバリア層を形成する工程と、
前記レジストパターンをマスクとして前記基板上にはんだ層を形成する工程と、
前記レジストパターンを前記基板の上から除去する工程と、を備えたはんだバンプの形成方法であって、
前記バリア層の形成を、不活性ガス雰囲気中における真空蒸着法によって行い、
前記不活性ガスの圧力は、0.03Pa以上0.13Pa以下であることを特徴とするはんだバンプの形成方法。 - 前記バリア層の形成後前記はんだ層の形成前に、密着層を形成する工程を有する
ことを特徴とする請求項1に記載のはんだバンプの形成方法。 - 前記バリア層は、ニッケル膜である
ことを特徴とする請求項1に記載のはんだバンプの形成方法。 - 前記バリア層は、白金膜である
ことを特徴とする請求項1に記載のはんだバンプの形成方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007212932A JP4873321B2 (ja) | 2007-08-17 | 2007-08-17 | はんだバンプの形成方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007212932A JP4873321B2 (ja) | 2007-08-17 | 2007-08-17 | はんだバンプの形成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009049131A JP2009049131A (ja) | 2009-03-05 |
JP4873321B2 true JP4873321B2 (ja) | 2012-02-08 |
Family
ID=40501097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007212932A Active JP4873321B2 (ja) | 2007-08-17 | 2007-08-17 | はんだバンプの形成方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4873321B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010070800A1 (ja) * | 2008-12-18 | 2010-06-24 | パナソニック株式会社 | 有機el発光装置 |
EP2993690A4 (en) * | 2013-11-22 | 2017-01-18 | Fuji Electric Co., Ltd. | Silicon carbide semiconductor device and method for producing silicon carbide semiconductor device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0883844A (ja) * | 1994-09-14 | 1996-03-26 | Fuji Electric Co Ltd | 半導体装置およびその製造方法 |
JP2002305161A (ja) * | 2001-04-05 | 2002-10-18 | Ebara Corp | 配線形成方法及びその装置 |
JP2003318212A (ja) * | 2002-04-26 | 2003-11-07 | Murata Mfg Co Ltd | 蒸着リフトオフによるバンプ形成に用いるレジストパターンおよびその形成方法、バンプおよびその形成方法、ならびに弾性表面波素子およびその製造方法 |
JP4360293B2 (ja) * | 2004-07-02 | 2009-11-11 | 株式会社村田製作所 | 半田バンプ電極構造 |
-
2007
- 2007-08-17 JP JP2007212932A patent/JP4873321B2/ja active Active
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JP2009049131A (ja) | 2009-03-05 |
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