KR20080019053A - 전자부품, 전자부품의 실장구조 및 전자부품의 제조방법 - Google Patents
전자부품, 전자부품의 실장구조 및 전자부품의 제조방법 Download PDFInfo
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- KR20080019053A KR20080019053A KR1020087000401A KR20087000401A KR20080019053A KR 20080019053 A KR20080019053 A KR 20080019053A KR 1020087000401 A KR1020087000401 A KR 1020087000401A KR 20087000401 A KR20087000401 A KR 20087000401A KR 20080019053 A KR20080019053 A KR 20080019053A
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000007747 plating Methods 0.000 claims abstract description 135
- 238000010438 heat treatment Methods 0.000 claims abstract description 82
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 40
- 239000001301 oxygen Substances 0.000 claims abstract description 40
- 239000002245 particle Substances 0.000 claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 35
- 239000012298 atmosphere Substances 0.000 claims abstract description 30
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 25
- 239000000956 alloy Substances 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims abstract description 9
- 229910000679 solder Inorganic materials 0.000 claims description 64
- 239000000919 ceramic Substances 0.000 claims description 23
- 239000000843 powder Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 213
- 239000003985 ceramic capacitor Substances 0.000 description 60
- 238000009413 insulation Methods 0.000 description 39
- 230000007547 defect Effects 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 16
- 238000012360 testing method Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 11
- 238000005452 bending Methods 0.000 description 7
- 238000005476 soldering Methods 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- 239000000470 constituent Substances 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 238000010304 firing Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 238000000027 scanning ion microscopy Methods 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 229910018054 Ni-Cu Inorganic materials 0.000 description 2
- 229910018481 Ni—Cu Inorganic materials 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000010884 ion-beam technique Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 229910017944 Ag—Cu Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910020220 Pb—Sn Inorganic materials 0.000 description 1
- 229910020816 Sn Pb Inorganic materials 0.000 description 1
- 229910020836 Sn-Ag Inorganic materials 0.000 description 1
- 229910020830 Sn-Bi Inorganic materials 0.000 description 1
- 229910020922 Sn-Pb Inorganic materials 0.000 description 1
- 229910020988 Sn—Ag Inorganic materials 0.000 description 1
- 229910018728 Sn—Bi Inorganic materials 0.000 description 1
- 229910008783 Sn—Pb Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
Images
Classifications
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- 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
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
- H01G4/2325—Terminals electrically connecting two or more layers of a stacked or rolled capacitor characterised by the material of the terminals
-
- 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
- H01G4/30—Stacked capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/14—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
- H01C1/142—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors the terminals or tapping points being coated on the resistive element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/14—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
- H01C1/148—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors the terminals embracing or surrounding the resistive element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/18—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material comprising a plurality of layers stacked between terminals
-
- 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
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
- Y10T428/24917—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including metal layer
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Details Of Resistors (AREA)
Abstract
Description
Claims (8)
- 전자부품 본체와, 상기 전자부품 본체의 표면에 형성된 외부전극을 구비한 전자부품으로서,상기 외부전극이,금속을 포함하는 하부 전극층;상기 하부 전극층 위에 형성되고, 상기 하부 전극에 포함되는 상기 금속과 Ni로 이루어지는 합금을 포함하는 합금층;상기 합금층 위에 형성된 Ni 도금층;상기 Ni 도금층 위에 형성된 Ni 산화층; 및상기 Ni 산화층 위에 형성된 상층쪽 도금층;을 구비하고,상기 Ni 산화층의 두께가 150㎚ 이하이면서,상기 Ni 도금층을 구성하는 Ni 입자의 평균입경이 2㎛ 이상인 것을 특징으로 하는 전자부품.
- 제1항에 있어서,상기 하부 전극층이 Cu를 주성분으로 하는 것임을 특징으로 하는 전자부품.
- 제1항 또는 제2항에 있어서,상기 Ni 산화층 위에 형성된 상층쪽 도금층이 Sn을 주성분으로 하는 것임을 특징으로 하는 전자부품.
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 전자부품 본체가, 세라믹 소결체와, 세라믹 소결체 내에 배치되어 형성된 내부전극을 구비하고, 상기 외부전극이 상기 내부전극에 전기적으로 접속되어 있는 것을 특징으로 하는 전자부품.
- 제1항 내지 제4항 중 어느 한 항에 기재된 전자부품이, 실장기판의 랜드(land) 위에 실장된 전자부품의 실장구조로서,상기 전자부품의 외부전극 및 상기 실장기판의 상기 랜드가, 무연 솔더에 의해 전기적으로 접속되어 있는 것을 특징으로 하는 전자부품의 실장구조.
- 제5항에 있어서,상기 무연 솔더가 Zn을 함유하는 것임을 특징으로 하는 전자부품의 실장구조.
- 제5항 또는 제6항에 있어서,상기 Ni 산화층과 상기 상층쪽 도금층이, 경계면에 있어서 부분적으로 박리되어 있는 것을 특징으로 하는 전자부품의 실장구조.
- 전자부품 본체에, 금속분말을 도전성분으로 하는 도전성 페이스트를 도포하고, 소정의 베이킹 온도로 베이킹함으로써 하부 전극층을 형성하는 공정;상기 하부 전극층 위에 Ni 도금층을 형성하는 공정;상기 Ni 도금층을 형성한 후, 산소농도 100ppm 이하의 환원 분위기에서 500∼900℃로 열처리를 행하는 공정; 및상기 Ni 도금층 위에, 또한 상층쪽 도금층을 형성하는 공정;을 구비하고 있는 것을 특징으로 하는 전자부품의 제조방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2005-00199317 | 2005-07-07 | ||
JP2005199317 | 2005-07-07 | ||
JP2006185995A JP3861927B1 (ja) | 2005-07-07 | 2006-07-05 | 電子部品、電子部品の実装構造および電子部品の製造方法 |
JPJP-P-2006-00185995 | 2006-07-05 |
Publications (2)
Publication Number | Publication Date |
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KR20080019053A true KR20080019053A (ko) | 2008-02-29 |
KR100918913B1 KR100918913B1 (ko) | 2009-09-23 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020087000401A KR100918913B1 (ko) | 2005-07-07 | 2006-07-07 | 전자부품, 전자부품의 실장구조 및 전자부품의 제조방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7719852B2 (ko) |
JP (1) | JP3861927B1 (ko) |
KR (1) | KR100918913B1 (ko) |
CN (1) | CN101213625B (ko) |
TW (1) | TWI317139B (ko) |
WO (1) | WO2007007677A1 (ko) |
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KR20160033032A (ko) * | 2014-09-17 | 2016-03-25 | 다이요 유덴 가부시키가이샤 | 세라믹 전자 부품 및 그 제조 방법 |
KR20190108541A (ko) * | 2019-09-11 | 2019-09-24 | 삼성전기주식회사 | 칩 전자부품 및 그 실장기판 |
US11978594B2 (en) | 2019-09-02 | 2024-05-07 | Samsung Electro-Mechanics Co., Ltd. | Multi-layer ceramic electronic component |
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KR20160019266A (ko) * | 2014-08-11 | 2016-02-19 | 삼성전기주식회사 | 칩 전자부품 및 그 실장기판 |
KR20160033032A (ko) * | 2014-09-17 | 2016-03-25 | 다이요 유덴 가부시키가이샤 | 세라믹 전자 부품 및 그 제조 방법 |
US11978594B2 (en) | 2019-09-02 | 2024-05-07 | Samsung Electro-Mechanics Co., Ltd. | Multi-layer ceramic electronic component |
KR20190108541A (ko) * | 2019-09-11 | 2019-09-24 | 삼성전기주식회사 | 칩 전자부품 및 그 실장기판 |
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CN101213625B (zh) | 2012-03-28 |
US20080118721A1 (en) | 2008-05-22 |
WO2007007677A1 (ja) | 2007-01-18 |
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JP2007043144A (ja) | 2007-02-15 |
JP3861927B1 (ja) | 2006-12-27 |
US7719852B2 (en) | 2010-05-18 |
KR100918913B1 (ko) | 2009-09-23 |
TW200710892A (en) | 2007-03-16 |
TWI317139B (en) | 2009-11-11 |
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