KR100986294B1 - 인쇄회로기판의 제조방법 - Google Patents
인쇄회로기판의 제조방법 Download PDFInfo
- Publication number
- KR100986294B1 KR100986294B1 KR1020080073727A KR20080073727A KR100986294B1 KR 100986294 B1 KR100986294 B1 KR 100986294B1 KR 1020080073727 A KR1020080073727 A KR 1020080073727A KR 20080073727 A KR20080073727 A KR 20080073727A KR 100986294 B1 KR100986294 B1 KR 100986294B1
- Authority
- KR
- South Korea
- Prior art keywords
- pad
- solder
- circuit board
- printed circuit
- manufacturing
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 229910000679 solder Inorganic materials 0.000 claims abstract description 71
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 31
- 238000007747 plating Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 12
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 abstract description 7
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract 1
- 238000005476 soldering Methods 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10674—Flip chip
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
Description
Claims (7)
- 절연층에 회로패턴을 형성하는 단계;상기 회로패턴을 커버하도록 상기 절연층에 솔더레지스트를 적층하는 단계;상기 회로패턴상의 패드에 상응하여 상기 솔더레지스트를 선택적으로 제거하는 단계;상기 솔더레지스트와 이격되게 상기 패드의 중앙부에 주석(Sn)층을 도금하는 단계; 및상기 패드와 상기 주석층을 커버하며, 상기 중앙부가 돌출되도록 솔더범프를 형성하는 단계를 포함하는 인쇄회로기판의 제조방법.
- 제1항에 있어서,상기 회로패턴은 표면이 노출되도록 상기 절연층에 매립되는 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 제1항에 있어서,상기 주석층을 도금하는 단계 이전에,선택적으로 제거된 상기 솔더레지스트에 감광성필름을 부착시키는 단계; 및상기 패드의 중앙부에 상응하여 상기 감광성필름을 선택적으로 제거하는 단계를 더 포함하는 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 제1항에 있어서,상기 주석층은 표면이 평탄한 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 제1항에 있어서,상기 솔더범프의 표면이 평탄한 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 제1항에 있어서,상기 솔더범프를 형성하는 단계는,상기 패드에 솔더페이스트를 도포하는 단계; 및상기 솔더페이스트에 열을 가하여 용융시키는 단계를 포함하는 것을 특징으로 하는 인쇄회로기판의 제조방법.
- 제1항에 있어서,상기 솔더범프는 주석으로 이루어지는 것을 특징으로 하는 인쇄회로기판의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080073727A KR100986294B1 (ko) | 2008-07-28 | 2008-07-28 | 인쇄회로기판의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080073727A KR100986294B1 (ko) | 2008-07-28 | 2008-07-28 | 인쇄회로기판의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100012370A KR20100012370A (ko) | 2010-02-08 |
KR100986294B1 true KR100986294B1 (ko) | 2010-10-07 |
Family
ID=42086604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080073727A Expired - Fee Related KR100986294B1 (ko) | 2008-07-28 | 2008-07-28 | 인쇄회로기판의 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100986294B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012087073A2 (ko) * | 2010-12-24 | 2012-06-28 | 엘지이노텍주식회사 | 인쇄회로기판 및 그의 제조 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000183498A (ja) | 1998-12-17 | 2000-06-30 | Sumitomo Metal Electronics Devices Inc | 半田バンプ形成方法 |
JP2003332372A (ja) | 2002-05-17 | 2003-11-21 | Tamura Seisakusho Co Ltd | 突起電極の製造方法およびその装置 |
JP2007234660A (ja) | 2006-02-27 | 2007-09-13 | Kyocera Corp | 配線基板および配線基板の製造方法 |
KR100850243B1 (ko) | 2007-07-26 | 2008-08-04 | 삼성전기주식회사 | 인쇄회로기판 및 그 제조방법 |
-
2008
- 2008-07-28 KR KR1020080073727A patent/KR100986294B1/ko not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000183498A (ja) | 1998-12-17 | 2000-06-30 | Sumitomo Metal Electronics Devices Inc | 半田バンプ形成方法 |
JP2003332372A (ja) | 2002-05-17 | 2003-11-21 | Tamura Seisakusho Co Ltd | 突起電極の製造方法およびその装置 |
JP2007234660A (ja) | 2006-02-27 | 2007-09-13 | Kyocera Corp | 配線基板および配線基板の製造方法 |
KR100850243B1 (ko) | 2007-07-26 | 2008-08-04 | 삼성전기주식회사 | 인쇄회로기판 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20100012370A (ko) | 2010-02-08 |
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