KR20040102326A - 적층 세라믹 전자 부품과 그 실장 구조 및 실장 방법 - Google Patents
적층 세라믹 전자 부품과 그 실장 구조 및 실장 방법 Download PDFInfo
- Publication number
- KR20040102326A KR20040102326A KR1020040037201A KR20040037201A KR20040102326A KR 20040102326 A KR20040102326 A KR 20040102326A KR 1020040037201 A KR1020040037201 A KR 1020040037201A KR 20040037201 A KR20040037201 A KR 20040037201A KR 20040102326 A KR20040102326 A KR 20040102326A
- Authority
- KR
- South Korea
- Prior art keywords
- multilayer ceramic
- electronic component
- thermoplastic resin
- ceramic electronic
- resin layer
- Prior art date
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- 239000000919 ceramic Substances 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 18
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 78
- 229910000679 solder Inorganic materials 0.000 claims abstract description 61
- 238000005476 soldering Methods 0.000 claims abstract description 61
- 239000000758 substrate Substances 0.000 claims abstract description 36
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 11
- -1 monofluoroethylene, difluoroethylene, trifluoroethylene Chemical group 0.000 claims description 10
- 229920001577 copolymer Polymers 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 abstract description 19
- 239000000956 alloy Substances 0.000 abstract description 19
- 238000002844 melting Methods 0.000 abstract description 8
- 230000008018 melting Effects 0.000 abstract description 7
- 229920005989 resin Polymers 0.000 description 53
- 239000011347 resin Substances 0.000 description 53
- 239000003985 ceramic capacitor Substances 0.000 description 37
- 239000003990 capacitor Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 9
- 230000002349 favourable effect Effects 0.000 description 8
- 230000004907 flux Effects 0.000 description 7
- 239000003960 organic solvent Substances 0.000 description 7
- 229920003002 synthetic resin Polymers 0.000 description 7
- 230000007547 defect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 229910052731 fluorine Inorganic materials 0.000 description 5
- 239000011737 fluorine Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000002003 electrode paste Substances 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002952 polymeric resin Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000009736 wetting Methods 0.000 description 4
- 229910020836 Sn-Ag Inorganic materials 0.000 description 3
- 229910020988 Sn—Ag Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910017944 Ag—Cu Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical group FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 230000009477 glass transition Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- MIZLGWKEZAPEFJ-UHFFFAOYSA-N 1,1,2-trifluoroethene Chemical group FC=C(F)F MIZLGWKEZAPEFJ-UHFFFAOYSA-N 0.000 description 1
- WFLOTYSKFUPZQB-UHFFFAOYSA-N 1,2-difluoroethene Chemical group FC=CF WFLOTYSKFUPZQB-UHFFFAOYSA-N 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229910020816 Sn Pb Inorganic materials 0.000 description 1
- 229910020888 Sn-Cu Inorganic materials 0.000 description 1
- 229910020922 Sn-Pb Inorganic materials 0.000 description 1
- 229910020994 Sn-Zn Inorganic materials 0.000 description 1
- 229910019204 Sn—Cu Inorganic materials 0.000 description 1
- 229910008783 Sn—Pb Inorganic materials 0.000 description 1
- 229910009069 Sn—Zn Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/10—Housing; Encapsulation
- H01G2/103—Sealings, e.g. for lead-in wires; Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
-
- 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
- H05K3/341—Surface mounted components
- H05K3/3431—Leadless components
- H05K3/3442—Leadless components having edge contacts, e.g. leadless chip capacitors, chip carriers
-
- 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
- H05K2201/01—Dielectrics
- H05K2201/0104—Properties and characteristics in general
- H05K2201/0129—Thermoplastic polymer, e.g. auto-adhesive layer; Shaping of thermoplastic polymer
-
- 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
- H05K2201/10636—Leadless chip, e.g. chip capacitor or resistor
-
- 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
- H05K2201/10954—Other details of electrical connections
- H05K2201/10977—Encapsulated connections
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
-
- 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
- Y10T29/43—Electric condenser making
-
- 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
- Y10T29/43—Electric condenser making
- Y10T29/435—Solid dielectric type
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Abstract
Description
시료 번호 | 수지 종류 | 수지 피막 두께(㎛) |
1 | 모노플루오로에틸렌 | 28.3 |
2 | 디플루오로에틸렌 | 43.2 |
3 | 트리플루오로에틸렌 | 11.4 |
4 | 테트라플루오로에틸렌 | 1.3 |
5 | 테트라플루오로에틸렌 | 26.7 |
6 | 테트라플루오로에틸렌 | 49.6 |
7 | 테트라플루오로에틸렌 | 0.2 |
8 | 테트라플루오로에틸렌 | 78.5 |
9 | 아크릴 | 28.1 |
10 | 알키드 | 37.6 |
11 | 폴리우레탄 | 40.2 |
12 | 수지 피막 없음 | - |
솔더링 방식 | 예열 조건 | 본가열 조건 | 솔더 합금 | 플럭스 |
리플로우 솔더링(적외선 방식) | 100→150℃60초 | 210℃∼235℃30초 | Sn-3.5Ag-0.5Cu | RMA |
플로우 솔더링(더블 웨이브) | 실온→150℃45초 | 260℃5초 | Sn-3.5Ag-0.5Cu | RMA |
시료 번호 | 제로 크로스 타임(초) | 리플로우 실장필릿 형상 | 플로우 실장필릿 형상 | 솔더링 불량률(%) | 종합 판정 |
1 | 1.6 | ○ | ○ | 0.0 | ○ |
2 | 2.2 | ○ | ○ | 0.0 | ○ |
3 | 1.5 | ○ | ○ | 0.0 | ○ |
4 | 1.2 | ○ | ○ | 0.0 | ○ |
5 | 1.6 | ○ | ○ | 0.0 | ○ |
6 | 2.5 | ○ | ○ | 0.0 | ○ |
7 | 3.1 | △ | △ | 5.2 | × |
8 | 4.0 | ○ | △ | 3.5 | × |
9 | 3.8 | △ | △ | 12.4 | × |
10 | 3.7 | △ | △ | 21.2 | × |
11 | 3.8 | △ | △ | 18.6 | × |
12 | 5이상 | × | × | 100 | × |
Claims (4)
- 기판상의 전극에 적층 세라믹 전자 부품의 외부 전극이 솔더링된 적층 세라믹 전자 부품의 실장 구조로서,상기 솔더링부를 제외한 상기 적층 세라믹 전자 부품의 전면, 및 솔더의 일부가 열가소성 수지로 피복된 것을 특징으로 하는 적층 세라믹 전자 부품의 실장 구조.
- 적층 세라믹 전자 부품의 외부 전극을 기판상의 전극에 솔더링함으로써, 상기 적층 세라믹 전자 부품을 상기 기판상에 실장하는 적층 세라믹 전자 부품의 실장 방법으로서,상기 적층 세라믹 전자 부품의 전면에 열가소성 수지층이 형성되고, 솔더링시의 열에 의해 상기 열가소성 수지층을 용융하며, 솔더링 부분의 상기 열가소성 수지를 이동시킴으로써 상기 외부 전극과 상기 기판의 전극을 솔더링하는 것을 특징으로 하는 적층 세라믹 전자 부품의 실장 방법.
- 세라믹 기체(基體)에 외부 전극이 형성된 전자 소자와, 상기 전자 소자의 전면에 형성되는 열가소성 수지층을 포함하는 적층 세라믹 전자 부품으로서,상기 열가소성 수지층은 적어도 모노플루오로에틸렌(monofluoroethylene), 디플루오로에틸렌(difluoroethylene), 트리플루오로에틸렌(trifluoroethylene), 테트라플루오로에틸렌(tetrafluoroethylene) 중 어느 하나를 쇄상(鎖狀) 골격중에 포함하는 공중합체인 것을 특징으로 하는 적층 세라믹 전자 부품.
- 제 3 항에 있어서, 상기 열가소성 수지층의 두께는 1.0㎛ 이상, 50㎛ 이하인 것을 특징으로 하는 적층 세라믹 전자 부품.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003148929 | 2003-05-27 | ||
JPJP-P-2003-00148929 | 2003-05-27 | ||
JPJP-P-2004-00036089 | 2004-02-13 | ||
JP2004036089A JP4093188B2 (ja) | 2003-05-27 | 2004-02-13 | 積層セラミック電子部品とその実装構造および実装方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040102326A true KR20040102326A (ko) | 2004-12-04 |
KR100610493B1 KR100610493B1 (ko) | 2006-08-08 |
Family
ID=33455546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040037201A KR100610493B1 (ko) | 2003-05-27 | 2004-05-25 | 적층 세라믹 전자 부품과 그 실장 구조 및 실장 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6903919B2 (ko) |
JP (1) | JP4093188B2 (ko) |
KR (1) | KR100610493B1 (ko) |
CN (1) | CN100521001C (ko) |
TW (1) | TWI234791B (ko) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101011735B1 (ko) * | 2006-01-16 | 2011-02-07 | 히타치 긴조쿠 가부시키가이샤 | 솔더 합금, 솔더 볼 및 그것을 사용한 솔더 접합부 |
US8681475B2 (en) | 2011-08-22 | 2014-03-25 | Samsung Electro-Mechancis Co., Ltd. | Mounting structure of circuit board having multi-layered ceramic capacitor thereon |
KR20170110467A (ko) * | 2016-03-23 | 2017-10-11 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
KR20170113108A (ko) * | 2016-03-25 | 2017-10-12 | 다이요 유덴 가부시키가이샤 | 적층 세라믹 콘덴서 |
KR20180024971A (ko) * | 2016-08-31 | 2018-03-08 | 주식회사 엘지화학 | Pcb 어셈블리 컨포멀 코팅 방법 |
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US20050252681A1 (en) * | 2004-05-12 | 2005-11-17 | Runyon Ronnie J | Microelectronic assembly having variable thickness solder joint |
TW200630008A (en) * | 2005-02-04 | 2006-08-16 | Ind Tech Res Inst | Switch design for wireless communication |
JP4747604B2 (ja) * | 2005-02-18 | 2011-08-17 | Tdk株式会社 | セラミック電子部品 |
JP2006245049A (ja) * | 2005-02-28 | 2006-09-14 | Tdk Corp | 電子部品及び電子機器 |
US7336475B2 (en) * | 2006-02-22 | 2008-02-26 | Vishay Vitramon, Inc. | High voltage capacitors |
DE102006022748B4 (de) * | 2006-05-12 | 2019-01-17 | Infineon Technologies Ag | Halbleiterbauteil mit oberflächenmontierbaren Bauelementen und Verfahren zu seiner Herstellung |
US20080174931A1 (en) * | 2007-01-18 | 2008-07-24 | Skamser Daniel J | Vertical electrode layer design to minimize flex cracks in capacitors |
DE102007015457B4 (de) * | 2007-03-30 | 2009-07-09 | Siemens Ag | Piezoelektrisches Bauteil mit Sicherheitsschicht, Verfahren zu dessen Herstellung und Verwendung |
US7545626B1 (en) * | 2008-03-12 | 2009-06-09 | Samsung Electro-Mechanics Co., Ltd. | Multi-layer ceramic capacitor |
CN101477893B (zh) * | 2009-01-23 | 2011-02-16 | 华为技术有限公司 | 一种陶瓷电容器及其制造方法 |
US9748043B2 (en) | 2010-05-26 | 2017-08-29 | Kemet Electronics Corporation | Method of improving electromechanical integrity of cathode coating to cathode termination interfaces in solid electrolytic capacitors |
US9472342B2 (en) | 2010-05-26 | 2016-10-18 | Kemet Electronics Corporation | Leadless multi-layered ceramic capacitor stacks |
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- 2004-02-13 JP JP2004036089A patent/JP4093188B2/ja not_active Expired - Lifetime
- 2004-04-23 US US10/830,721 patent/US6903919B2/en not_active Expired - Lifetime
- 2004-04-27 TW TW093111715A patent/TWI234791B/zh not_active IP Right Cessation
- 2004-05-25 KR KR1020040037201A patent/KR100610493B1/ko active IP Right Grant
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KR101011735B1 (ko) * | 2006-01-16 | 2011-02-07 | 히타치 긴조쿠 가부시키가이샤 | 솔더 합금, 솔더 볼 및 그것을 사용한 솔더 접합부 |
US8681475B2 (en) | 2011-08-22 | 2014-03-25 | Samsung Electro-Mechancis Co., Ltd. | Mounting structure of circuit board having multi-layered ceramic capacitor thereon |
KR20170110467A (ko) * | 2016-03-23 | 2017-10-11 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
KR20170113108A (ko) * | 2016-03-25 | 2017-10-12 | 다이요 유덴 가부시키가이샤 | 적층 세라믹 콘덴서 |
KR20180024971A (ko) * | 2016-08-31 | 2018-03-08 | 주식회사 엘지화학 | Pcb 어셈블리 컨포멀 코팅 방법 |
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KR100610493B1 (ko) | 2006-08-08 |
US6903919B2 (en) | 2005-06-07 |
TW200426865A (en) | 2004-12-01 |
JP2005012167A (ja) | 2005-01-13 |
TWI234791B (en) | 2005-06-21 |
US20040240146A1 (en) | 2004-12-02 |
CN100521001C (zh) | 2009-07-29 |
JP4093188B2 (ja) | 2008-06-04 |
CN1574129A (zh) | 2005-02-02 |
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