JP5170915B2 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
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- JP5170915B2 JP5170915B2 JP2011092610A JP2011092610A JP5170915B2 JP 5170915 B2 JP5170915 B2 JP 5170915B2 JP 2011092610 A JP2011092610 A JP 2011092610A JP 2011092610 A JP2011092610 A JP 2011092610A JP 5170915 B2 JP5170915 B2 JP 5170915B2
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- layer
- protective film
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- semiconductor device
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- 239000004065 semiconductor Substances 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 239000010410 layer Substances 0.000 claims description 121
- 230000001681 protective effect Effects 0.000 claims description 59
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 239000001301 oxygen Substances 0.000 claims description 20
- 229910052760 oxygen Inorganic materials 0.000 claims description 20
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 17
- 238000001020 plasma etching Methods 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 229910052786 argon Inorganic materials 0.000 claims description 10
- 238000004380 ashing Methods 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000011261 inert gas Substances 0.000 claims description 8
- 239000002344 surface layer Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 230000003746 surface roughness Effects 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 230000006866 deterioration Effects 0.000 claims description 2
- 238000000059 patterning Methods 0.000 claims description 2
- 239000010953 base metal Substances 0.000 description 37
- 239000004642 Polyimide Substances 0.000 description 12
- 229920001721 polyimide Polymers 0.000 description 12
- 238000007747 plating Methods 0.000 description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- 239000010949 copper Substances 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 238000009616 inductively coupled plasma Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- 229910052719 titanium Inorganic materials 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 238000000992 sputter etching Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 238000004528 spin coating Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- -1 argon ions Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- MAKDTFFYCIMFQP-UHFFFAOYSA-N titanium tungsten Chemical compound [Ti].[W] MAKDTFFYCIMFQP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—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
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/11—Manufacturing methods
Landscapes
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Drying Of Semiconductors (AREA)
Description
前記保護膜の開口部を介して露出された前記接続パッドの上面に残存された前記保護膜の残渣を酸素プラズマアッシングにより除去し、当該酸素プラズマアッシングにより前記保護膜の上面層が変質された変質層Aが形成される工程と、
前記保護膜の開口部を介して露出された前記接続パッドの上面に形成された酸化膜を、不活性ガスを用いたプラズマエッチングにより除去し、当該プラズマエッチングにより前記変質層Aが変質され、当該変質層よりも表面粗さが粗く、かつ、網目構造を有する変質層Cが形成される工程と、
前記保護膜の開口部を介して露出された前記接続パッドの上面および前記変質層Cの上面に金属層をパターン形成する工程と、
前記金属層下以外の領域における前記変質層Cを酸素プラズマアッシングにより除去する工程と、
を有することを特徴とするものである。
2 接続パッド
3 絶縁膜
4 開口部
5 保護膜
6 開口部
7 第1の下地金属層
8 第2の下地金属層
9 配線
10 柱状電極
11 封止膜
12 半田ボール
A 変質層A
B 変質層B
C 変質層C
Claims (5)
- 上面に複数の接続パッドを有する半導体基板上に、前記接続パッドに対応する部分に開口部を有する樹脂からなる保護膜を形成する工程と、
前記保護膜の開口部を介して露出された前記接続パッドの上面に残存された前記保護膜の残渣を酸素プラズマアッシングにより除去し、当該酸素プラズマアッシングにより前記保護膜の上面層が変質された変質層Aが形成される工程と、
前記保護膜の開口部を介して露出された前記接続パッドの上面に形成された酸化膜を、不活性ガスを用いたプラズマエッチングにより除去し、当該プラズマエッチングにより前記変質層Aが変質され、当該変質層よりも表面粗さが粗く、かつ、網目構造を有する変質層Cが形成される工程と、
前記保護膜の開口部を介して露出された前記接続パッドの上面および前記変質層Cの上面に金属層をパターン形成する工程と、
前記金属層下以外の領域における前記変質層Cを酸素プラズマアッシングにより除去する工程と、
を有することを特徴とする半導体装置の製造方法。 - 請求項1に記載の発明において、前記変質層Cを除去する工程は前記金属層下以外の領域における前記保護膜の上面側の一部を含んで除去することを特徴とする半導体装置の製造方法。
- 請求項1に記載の発明において、前記変質層の網目構造は、網目の直径が10〜500nm、網の太さが10〜200nm、層厚が10〜1000nmであることを特徴とする半導体装置の製造方法。
- 請求項1に記載の発明において、前記保護膜は炭素、酸素、窒素、水素を含む樹脂によって形成することを特徴とする半導体装置の製造方法。
- 請求項4に記載の発明において、前記不活性ガスはアルゴンガスであり、前記変質層Cは炭素、酸素、窒素、水素、アルゴンを含むものからなることを特徴とする半導体装置の製造方法。
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---|---|---|---|
JP2011092610A JP5170915B2 (ja) | 2005-02-25 | 2011-04-19 | 半導体装置の製造方法 |
Applications Claiming Priority (3)
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---|---|---|---|
JP2005050342 | 2005-02-25 | ||
JP2005050342 | 2005-02-25 | ||
JP2011092610A JP5170915B2 (ja) | 2005-02-25 | 2011-04-19 | 半導体装置の製造方法 |
Related Parent Applications (1)
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JP2005275631A Division JP2006270031A (ja) | 2005-02-25 | 2005-09-22 | 半導体装置およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011187969A JP2011187969A (ja) | 2011-09-22 |
JP5170915B2 true JP5170915B2 (ja) | 2013-03-27 |
Family
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JP2011092610A Active JP5170915B2 (ja) | 2005-02-25 | 2011-04-19 | 半導体装置の製造方法 |
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JP (1) | JP5170915B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102432550B1 (ko) * | 2015-10-15 | 2022-08-16 | 주성엔지니어링(주) | 태양전지의 제조 방법 및 제조 시스템 |
JP2017208417A (ja) * | 2016-05-17 | 2017-11-24 | 住友ベークライト株式会社 | 中空構造体の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5559741A (en) * | 1978-10-27 | 1980-05-06 | Hitachi Ltd | Preparation of semiconductor device |
JP2698827B2 (ja) * | 1993-11-05 | 1998-01-19 | カシオ計算機株式会社 | バンプ電極を備えた半導体装置の製造方法 |
JP4130706B2 (ja) * | 1998-02-23 | 2008-08-06 | ソニー株式会社 | バンプ製造方法および半導体装置の製造方法 |
JPH11274374A (ja) * | 1998-03-20 | 1999-10-08 | Citizen Watch Co Ltd | 半導体パッケージ及びその製造方法 |
JP3661444B2 (ja) * | 1998-10-28 | 2005-06-15 | 株式会社ルネサステクノロジ | 半導体装置、半導体ウエハ、半導体モジュールおよび半導体装置の製造方法 |
JP4297652B2 (ja) * | 2002-07-03 | 2009-07-15 | 新光電気工業株式会社 | 半導体装置の製造方法 |
JP4285079B2 (ja) * | 2003-05-22 | 2009-06-24 | カシオ計算機株式会社 | 半導体装置の製造方法 |
JP2005039017A (ja) * | 2003-07-18 | 2005-02-10 | Hitachi Ltd | 半導体装置の製造方法および配線基板の製造方法 |
JP2006222232A (ja) * | 2005-02-09 | 2006-08-24 | Fujitsu Ltd | 半導体装置およびその製造方法 |
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2011
- 2011-04-19 JP JP2011092610A patent/JP5170915B2/ja active Active
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