KR101036388B1 - 인쇄회로기판 및 이의 제조 방법 - Google Patents
인쇄회로기판 및 이의 제조 방법 Download PDFInfo
- Publication number
- KR101036388B1 KR101036388B1 KR1020080080986A KR20080080986A KR101036388B1 KR 101036388 B1 KR101036388 B1 KR 101036388B1 KR 1020080080986 A KR1020080080986 A KR 1020080080986A KR 20080080986 A KR20080080986 A KR 20080080986A KR 101036388 B1 KR101036388 B1 KR 101036388B1
- Authority
- KR
- South Korea
- Prior art keywords
- solder
- post
- surface treatment
- forming
- treatment layer
- 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
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 229910000679 solder Inorganic materials 0.000 claims abstract description 72
- 239000002335 surface treatment layer Substances 0.000 claims abstract description 47
- 239000000758 substrate Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims description 35
- 239000010410 layer Substances 0.000 claims description 22
- 229910052759 nickel Inorganic materials 0.000 claims description 18
- 229910000765 intermetallic Inorganic materials 0.000 claims description 13
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 12
- 229910018100 Ni-Sn Inorganic materials 0.000 claims description 6
- 229910018532 Ni—Sn Inorganic materials 0.000 claims description 6
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 229910001020 Au alloy Inorganic materials 0.000 claims description 3
- 229910001252 Pd alloy Inorganic materials 0.000 claims description 3
- 229910001066 Pu alloy Inorganic materials 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 abstract description 9
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 239000004065 semiconductor Substances 0.000 description 13
- 229910052751 metal Inorganic materials 0.000 description 11
- 239000002184 metal Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 238000007772 electroless plating Methods 0.000 description 3
- 238000012536 packaging technology Methods 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910017944 Ag—Cu Inorganic materials 0.000 description 1
- 229910020836 Sn-Ag Inorganic materials 0.000 description 1
- 229910020988 Sn—Ag Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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- H—ELECTRICITY
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3457—Solder materials or compositions; Methods of application thereof
- H05K3/3473—Plating of solder
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4007—Surface contacts, e.g. bumps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49147—Assembling terminal to base
- Y10T29/49149—Assembling terminal to base by metal fusion bonding
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
Description
Claims (12)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 패드가 형성된 기판을 제공하는 단계;상기 기판상에 상기 패드를 노출하는 솔더 레지스트를 형성하는 단계;상기 노출된 패드상에 포스트를 형성하는 단계;상기 포스트상에 예비 표면처리층을 형성하는 단계;상기 예비 표면처리층상에 솔더를 형성하는 단계; 및상기 예비 표면처리층과 상기 솔더 일부의 반응을 통해 Ni-Sn계 금속간 화합물(Inter Metallic Compound)로 이루어진 표면처리층을 형성하고 이와 동시에 상기 표면처리층상에 배치된 범프를 형성하기 위해 상기 예비 표면처리층과 상기 솔더에 리플로우 공정을 수행하는 단계;를 포함하는 인쇄회로기판의 제조 방법.
- 제 6 항에 있어서.상기 예비 표면처리층은 Au/Ni, Au/Ni alloy, Ni, Ni-alloy, Ad/Ni, Pd/Ni alloy, Au/Pd/Ni 및 Au/Pu/Ni-alloy 중 어느 하나로 형성하는 것을 특징으로 하는 인쇄회로기판의 제조 방법.
- 제 6 항에 있어서,상기 패드와 상기 포스트사이에 계면층을 더 형성하는 인쇄회로기판의 제조 방법.
- 제 6 항에 있어서,상기 기판 상에 상기 패드를 노출하는 솔더레지스트를 형성하는 단계와 상기 노출된 패드 상에 포스트를 형성하는 단계 사이에, 상기 솔더 레지스트상에 레지스트 패턴을 형성하는 단계를 더 포함하는 인쇄회로기판의 제조 방법.
- 제 9 항에 있어서,상기 솔더는 상기 레지스트 패턴의 상면에 대하여 평탄하게 형성하는 인쇄회로기판의 제조 방법.
- 제 9 항에 있어서,상기 레지스트 패턴은 상기 예비 표면처리층과 상기 솔더에 리플로우 공정을 수행한 후에 제거되는 인쇄회로기판의 제조 방법.
- 삭제
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080080986A KR101036388B1 (ko) | 2008-08-19 | 2008-08-19 | 인쇄회로기판 및 이의 제조 방법 |
US12/289,273 US20100044084A1 (en) | 2008-08-19 | 2008-10-23 | Printed circuit board and method of manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020080080986A KR101036388B1 (ko) | 2008-08-19 | 2008-08-19 | 인쇄회로기판 및 이의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20100022351A KR20100022351A (ko) | 2010-03-02 |
KR101036388B1 true KR101036388B1 (ko) | 2011-05-23 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020080080986A Expired - Fee Related KR101036388B1 (ko) | 2008-08-19 | 2008-08-19 | 인쇄회로기판 및 이의 제조 방법 |
Country Status (2)
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US (1) | US20100044084A1 (ko) |
KR (1) | KR101036388B1 (ko) |
Cited By (1)
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KR101255954B1 (ko) | 2011-12-22 | 2013-04-23 | 삼성전기주식회사 | 인쇄회로기판 및 인쇄회로기판 제조 방법 |
Families Citing this family (11)
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KR101019642B1 (ko) * | 2009-04-27 | 2011-03-07 | 삼성전기주식회사 | 인쇄회로기판 제조 방법 |
US9627254B2 (en) * | 2009-07-02 | 2017-04-18 | Flipchip International, Llc | Method for building vertical pillar interconnect |
CN102484081A (zh) * | 2009-07-02 | 2012-05-30 | 弗利普芯片国际有限公司 | 用于垂直柱互连的方法和结构 |
KR101119839B1 (ko) * | 2010-05-23 | 2012-02-28 | 주식회사 네패스 | 범프 구조물 및 그 제조 방법 |
TWI435666B (zh) * | 2010-07-20 | 2014-04-21 | Lg Innotek Co Ltd | 輻散熱電路板及其製造方法 |
EP2731993B1 (en) * | 2011-07-12 | 2023-08-30 | LG Innotek Co., Ltd. | Epoxy resin compound and radiant heat circuit board using the same |
JP2014072326A (ja) * | 2012-09-28 | 2014-04-21 | Hitachi Chemical Co Ltd | 半導体素子搭載用パッケージ基板及びその製造方法 |
TWI473227B (zh) | 2012-11-15 | 2015-02-11 | 矽品精密工業股份有限公司 | 基板之連接結構及其製法 |
US9992863B2 (en) | 2013-08-23 | 2018-06-05 | Apple Inc. | Connector inserts and receptacle tongues formed using printed circuit boards |
JP2016076534A (ja) * | 2014-10-03 | 2016-05-12 | イビデン株式会社 | 金属ポスト付きプリント配線板およびその製造方法 |
US10115692B2 (en) * | 2016-09-14 | 2018-10-30 | International Business Machines Corporation | Method of forming solder bumps |
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2008
- 2008-08-19 KR KR1020080080986A patent/KR101036388B1/ko not_active Expired - Fee Related
- 2008-10-23 US US12/289,273 patent/US20100044084A1/en not_active Abandoned
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JPH10335388A (ja) * | 1997-06-04 | 1998-12-18 | Ibiden Co Ltd | ボールグリッドアレイ |
US20020033531A1 (en) | 2000-09-04 | 2002-03-21 | Fumiaki Matsushima | Method for forming a bump, semiconductor device and method of fabricating same, semiconductor chip, circuit board, and electronic instrument |
US20020151164A1 (en) * | 2001-04-12 | 2002-10-17 | Jiang Hunt Hang | Structure and method for depositing solder bumps on a wafer |
JP2003142811A (ja) * | 2001-11-06 | 2003-05-16 | Ngk Spark Plug Co Ltd | 配線基板及び配線基板の製造方法 |
Cited By (1)
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KR101255954B1 (ko) | 2011-12-22 | 2013-04-23 | 삼성전기주식회사 | 인쇄회로기판 및 인쇄회로기판 제조 방법 |
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US20100044084A1 (en) | 2010-02-25 |
KR20100022351A (ko) | 2010-03-02 |
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