KR100972061B1 - 반도체 소자의 패드 알루미늄 처리 방법 - Google Patents
반도체 소자의 패드 알루미늄 처리 방법 Download PDFInfo
- Publication number
- KR100972061B1 KR100972061B1 KR1020020087352A KR20020087352A KR100972061B1 KR 100972061 B1 KR100972061 B1 KR 100972061B1 KR 1020020087352 A KR1020020087352 A KR 1020020087352A KR 20020087352 A KR20020087352 A KR 20020087352A KR 100972061 B1 KR100972061 B1 KR 100972061B1
- Authority
- KR
- South Korea
- Prior art keywords
- aluminum
- pad aluminum
- pad
- semiconductor device
- oxide film
- 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
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 81
- 239000004065 semiconductor Substances 0.000 title claims abstract description 35
- 238000003672 processing method Methods 0.000 title description 2
- 238000000034 method Methods 0.000 claims abstract description 31
- 238000005530 etching Methods 0.000 claims abstract description 22
- 239000011241 protective layer Substances 0.000 claims abstract description 17
- 239000010410 layer Substances 0.000 claims abstract description 16
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims abstract description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 11
- 239000010703 silicon Substances 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 229920000642 polymer Polymers 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims description 7
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- XYVAYAJYLWYJJN-UHFFFAOYSA-N 2-(2-propoxypropoxy)propan-1-ol Chemical compound CCCOC(C)COC(C)CO XYVAYAJYLWYJJN-UHFFFAOYSA-N 0.000 claims description 2
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 claims description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 239000011259 mixed solution Substances 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 9
- 239000004642 Polyimide Substances 0.000 description 8
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 8
- 229920001721 polyimide Polymers 0.000 description 8
- 238000009826 distribution Methods 0.000 description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000004380 ashing Methods 0.000 description 2
- POLCUAVZOMRGSN-UHFFFAOYSA-N dipropyl ether Chemical compound CCCOCCC POLCUAVZOMRGSN-UHFFFAOYSA-N 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 238000012858 packaging process Methods 0.000 description 2
- -1 Ammonium fluoride N, N-dimethyl acetamide Dipropylene glycol Chemical compound 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
Images
Classifications
-
- 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
- H01L24/02—Bonding areas ; Manufacturing methods related thereto
- H01L24/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L24/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07 e.g. sealing of a cap to a base of a container
- H01L21/60—Attaching or detaching leads or other conductive members, to be used for carrying current to or from the device in operation
-
- 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
- H01L24/02—Bonding areas ; Manufacturing methods related thereto
- H01L24/03—Manufacturing methods
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/0212—Auxiliary members for bonding areas, e.g. spacers
- H01L2224/02122—Auxiliary members for bonding areas, e.g. spacers being formed on the semiconductor or solid-state body
- H01L2224/02163—Auxiliary members for bonding areas, e.g. spacers being formed on the semiconductor or solid-state body on the bonding area
- H01L2224/02165—Reinforcing structures
- H01L2224/02166—Collar structures
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/05599—Material
- H01L2224/056—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
- H01L2224/05617—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 the principal constituent melting at a temperature of greater than or equal to 400°C and less than 950°C
- H01L2224/05624—Aluminium [Al] as principal constituent
-
- 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
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/85—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
- H01L2224/85009—Pre-treatment of the connector or the bonding area
- H01L2224/8501—Cleaning, e.g. oxide removal step, desmearing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01006—Carbon [C]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/0101—Neon [Ne]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01013—Aluminum [Al]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01014—Silicon [Si]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01033—Arsenic [As]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01047—Silver [Ag]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/0105—Tin [Sn]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Wire Bonding (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
Description
변수 | Ammonium Fluoride | N,N-dimethyl acetamide | Dipropylene glycol monopropyl ether | 온도 | 시간 |
조건 | 40~60% | 20~30% | 20~30% | 20~30℃ | 5~10분 |
Claims (6)
- 삭제
- 삭제
- 반도체 소자가 형성된 실리콘 서브스트레이트 표면에 패드 알루미늄을 형성하고, 상기 패드 알루미늄을 포함한 표면에는 절연층 및 보호층을 순차 증착하는 단계;상기 패드 알루미늄에 와이어 본딩이 가능하도록 상기 보호층 및 절연층을 식각하여 식각홀을 형성하는 단계;상기 식각홀을 통해 외부로 노출된 상기 패드 알루미늄에 세정 용액으로 세정하여 표면의 C 및 F기 폴리머를 제거하는 단계; 및,에탄올과 탈이온수로 세척한 후, 질소(N2) 가스로 스핀 드라이(spin dry)하여 상기 식각홀을 통해 노출된 패드 알루미늄에 일정 두께의 산화막을 형성하는 단계를 포함하여 이루어진 반도체 소자의 패드 알루미늄 처리 방법.
- 제3항에 있어서, 상기 세정 용액은 40~60%의 암모니엄 플로라이드(Ammonium Fluoride)와 20~30%의 엔, 엔-디메틸 아세타마이드(N,N-dimethyl acetamide), 및 20~30%의 디프로필렌 글리콜 모노프로필 에더(Dipropylene glycol monopropyl ether)의 혼합 용액인 것을 특징으로 하는 반도체 소자의 패드 알루미늄 처리 방법.
- 제3항 또는 제4항에 있어서, 상기 세정은 온도 20~30℃에서, 시간 5~10분간 처리 됨을 특징으로 하는 반도체 소자의 패드 알루미늄 처리 방법.
- 제3항에 있어서, 상기 에탄올과 탈이온수로 세척하는 공정은 각각 5~10분간 수행됨을 특징으로 하는 반도체 소자의 패드 알루미늄 처리 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020087352A KR100972061B1 (ko) | 2002-12-30 | 2002-12-30 | 반도체 소자의 패드 알루미늄 처리 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020087352A KR100972061B1 (ko) | 2002-12-30 | 2002-12-30 | 반도체 소자의 패드 알루미늄 처리 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040060545A KR20040060545A (ko) | 2004-07-06 |
KR100972061B1 true KR100972061B1 (ko) | 2010-07-22 |
Family
ID=37352427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020087352A Expired - Fee Related KR100972061B1 (ko) | 2002-12-30 | 2002-12-30 | 반도체 소자의 패드 알루미늄 처리 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100972061B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100835410B1 (ko) * | 2006-12-27 | 2008-06-04 | 동부일렉트로닉스 주식회사 | 알루미늄 본딩 패드 형성 방법 |
WO2012148967A2 (en) * | 2011-04-25 | 2012-11-01 | Air Products And Chemicals, Inc. | Cleaning lead-frames to improve wirebonding process |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100212170B1 (ko) * | 1996-04-24 | 1999-08-02 | 김영환 | 반도체 소자의 본딩 패드 형성방법 |
KR20020020658A (ko) * | 2000-09-08 | 2002-03-15 | 마찌다 가쯔히꼬 | 반도체 장치의 제조방법 |
-
2002
- 2002-12-30 KR KR1020020087352A patent/KR100972061B1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100212170B1 (ko) * | 1996-04-24 | 1999-08-02 | 김영환 | 반도체 소자의 본딩 패드 형성방법 |
KR20020020658A (ko) * | 2000-09-08 | 2002-03-15 | 마찌다 가쯔히꼬 | 반도체 장치의 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20040060545A (ko) | 2004-07-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7824505B2 (en) | Method to address carbon incorporation in an interpoly oxide | |
JP2007509499A (ja) | 低k誘電体を半導体製造プロセスにおいて形成する方法 | |
US20100099258A1 (en) | Semiconductor device cleaning method and semiconductor device manufacturing method using the same | |
US5803980A (en) | De-ionized water/ozone rinse post-hydrofluoric processing for the prevention of silicic acid residue | |
US8741066B2 (en) | Method for cleaning substrates utilizing surface passivation and/or oxide layer growth to protect from pitting | |
US7151058B2 (en) | Etchant for etching nitride and method for removing a nitride layer using the same | |
KR100972061B1 (ko) | 반도체 소자의 패드 알루미늄 처리 방법 | |
KR100554515B1 (ko) | 세정액 및 이를 이용한 기판의 세정방법 | |
US6727185B1 (en) | Dry process for post oxide etch residue removal | |
US7879533B2 (en) | Etching residue removal method and semiconductor device fabrication method using this method | |
US6881590B2 (en) | Re-performable spin-on process | |
CN101266914B (zh) | 湿法清洗工艺及使用此清洗工艺的半导体元件的制造方法 | |
KR102153745B1 (ko) | 세정액 조성물 및 이를 이용한 반도체 소자의 세정 방법 | |
KR100633686B1 (ko) | 반도체 웨이퍼의 세정 방법 | |
KR100779399B1 (ko) | 반도체 소자의 제조방법 | |
KR100732860B1 (ko) | 반도체 기판 상의 산화막 식각 후 애싱 방법 | |
KR100584490B1 (ko) | 반도체 소자 패턴의 상부 산화막 식각방법 | |
KR100681687B1 (ko) | 웨이퍼 세정방법 | |
KR960002075B1 (ko) | 층간절연막 표면 결정 결함 제거방법 | |
KR20020076563A (ko) | 반도체 웨이퍼의 세정 방법 | |
JP3463644B2 (ja) | ドライエッチング方法 | |
CN119993823A (zh) | 一种通孔刻蚀后的清洗方法及金属互连结构的形成方法 | |
KR19990059077A (ko) | 반도체 소자 세정방법 | |
JP2005116776A (ja) | 半導体装置の製造方法 | |
KR20090037122A (ko) | 다중 두께 게이트 절연막을 가지는 반도체 소자의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20021230 |
|
PG1501 | Laying open of application | ||
N231 | Notification of change of applicant | ||
PN2301 | Change of applicant |
Patent event date: 20050223 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20071212 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 20021230 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20090330 Patent event code: PE09021S01D |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20091012 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20100429 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20100716 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20100716 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20140609 |