KR20160030372A - 적층 세라믹 콘덴서 - Google Patents
적층 세라믹 콘덴서 Download PDFInfo
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- KR20160030372A KR20160030372A KR1020150126075A KR20150126075A KR20160030372A KR 20160030372 A KR20160030372 A KR 20160030372A KR 1020150126075 A KR1020150126075 A KR 1020150126075A KR 20150126075 A KR20150126075 A KR 20150126075A KR 20160030372 A KR20160030372 A KR 20160030372A
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- 239000003985 ceramic capacitor Substances 0.000 title claims abstract description 53
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 102
- 239000001257 hydrogen Substances 0.000 claims abstract description 102
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 92
- 238000007747 plating Methods 0.000 claims abstract description 57
- 239000000919 ceramic Substances 0.000 claims abstract description 34
- 150000004678 hydrides Chemical class 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000009835 boiling Methods 0.000 claims abstract description 9
- 229910052718 tin Inorganic materials 0.000 claims description 14
- 229910052709 silver Inorganic materials 0.000 claims description 10
- 229910052733 gallium Inorganic materials 0.000 claims description 6
- 229910052725 zinc Inorganic materials 0.000 claims description 6
- 239000010953 base metal Substances 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 5
- 229910052738 indium Inorganic materials 0.000 claims description 5
- 229910052732 germanium Inorganic materials 0.000 claims description 3
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- 239000003990 capacitor Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
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- 150000002431 hydrogen Chemical class 0.000 description 7
- 229910052763 palladium Inorganic materials 0.000 description 7
- 238000011156 evaluation Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical group [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 238000009713 electroplating Methods 0.000 description 4
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
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- 229910052802 copper Inorganic materials 0.000 description 2
- -1 hydrogen ions Chemical class 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229910052716 thallium Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- 229910002367 SrTiO Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
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- 229910052793 cadmium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000000415 inactivating effect Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910052699 polonium Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
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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
-
- 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
- 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
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
- H01G4/0085—Fried electrodes
-
- 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
- H01G4/005—Electrodes
- H01G4/012—Form of non-self-supporting electrodes
-
- 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
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
Description
도 2는 본 발명의 실시형태 1에 따른 적층 세라믹 콘덴서의 내부전극과 외부전극 본체의 접합부를 설명하기 위한 도면이다.
도 3은 본 발명의 실시형태 1에 따른 적층 세라믹 콘덴서의 단면(斷面)을 FE-WDX법(전해 방사-파장 분산형 X선 분석법)에 의해 분석하여 얻은 Sn의 매핑도이다.
도 4는 본 발명의 실시형태 2에 따른 적층 세라믹 콘덴서의 단면도이다.
도 5는 본 발명의 실시형태 3에 따른 적층 세라믹 콘덴서의 단면도이다.
도 6은 본 발명의 실시형태 4에 따른 적층 세라믹 콘덴서의 단면도이다.
도 7은 본 발명의 실시형태 5에 따른 적층 세라믹 콘덴서의 단면도이다.
Claims (5)
- 적층된 복수의 유전체층을 포함하고, 서로 대향하는 양단면(端面)과 상기 양단면을 연결하는 복수의 측면을 가지는 세라믹 소체와,
비(卑)금속을 주성분으로서 함유하고, 적층된 상기 유전체층의 사이에 배치되어, 상기 양단면에 번갈아 인출된 복수의 내부전극과,
상기 세라믹 소체의 상기 양단면에 인출된 상기 내부전극과 도통(導通)하도록 상기 세라믹 소체에 형성된 외부전극 본체와, 상기 외부전극 본체의 외측에 형성된 적어도 한 층의 도금층을 가지는 한 쌍의 외부전극을 포함하는 적층 세라믹 콘덴서이며,
상기 도금층 중 최외층의 도금층과 상기 유전체층 사이에 수소와 공유 결합형 수소화물을 형성하는 원소(단, 비점이 125℃ 미만인 수소화물을 생성하는 원소는 제외함) 및 수소와 경계 영역의 수소화물을 형성하는 원소 중 적어도 1종을 함유하고 있는 것을 특징으로 하는 적층 세라믹 콘덴서. - 제1항에 있어서,
상기 외부전극 본체가 상기 원소를 함유하고 있는 것을 특징으로 하는 적층 세라믹 콘덴서. - 제1항에 있어서,
상기 내부전극이 상기 원소를 함유하고 있는 것을 특징으로 하는 적층 세라믹 콘덴서. - 적층된 복수의 유전체층을 포함하고, 서로 대향하는 양단면과 상기 양단면을 연결하는 복수의 측면을 가지는 세라믹 소체와,
비금속을 주성분으로서 함유하고, 적층된 상기 유전체층의 사이에 배치되어, 상기 양단면에 번갈아 인출된 복수의 내부전극과,
상기 세라믹 소체의 상기 양단면에 인출된 상기 내부전극과 도통하도록 상기 세라믹 소체에 형성된 외부전극 본체와, 상기 외부전극 본체의 외측에 형성된 적어도 한 층의 도금층을 가지는 한 쌍의 외부전극을 포함하는 적층 세라믹 콘덴서이며,
상기 내부전극과 상기 외부전극 본체와의 계면, 상기 외부전극 본체의 외측의 표면, 상기 외부전극 본체의 내부, 상기 내부전극과 상기 유전체층과의 계면 및 상기 도금층이 복수의 층을 포함하고 있는 경우의 최외층의 도금층과 그 내측의 도금층과의 계면에, 수소와 공유 결합형 수소화물을 형성하는 원소(단, 비점이 125℃ 미만인 수소화물을 생성하는 원소는 제외함) 및 수소와 경계 영역의 수소화물을 형성하는 원소 중 적어도 1종을 함유하는 수소 유지막을 더 포함하고 있는 것을 특징으로 하는 적층 세라믹 콘덴서. - 제1항 내지 제4항 중 어느 한 항에 있어서,
상기 원소가 Sn, Bi, Al, Ag, Zn, Au, In, Ga, Ge, Si로 이루어지는 군에서 선택되는 적어도 1종인 것을 특징으로 하는 적층 세라믹 콘덴서.
Applications Claiming Priority (4)
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JP2014182893 | 2014-09-09 | ||
JPJP-P-2014-182893 | 2014-09-09 | ||
JP2015150917A JP2016058719A (ja) | 2014-09-09 | 2015-07-30 | 積層セラミックコンデンサ |
JPJP-P-2015-150917 | 2015-07-30 |
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KR20160030372A true KR20160030372A (ko) | 2016-03-17 |
KR101786473B1 KR101786473B1 (ko) | 2017-10-18 |
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KR20190021685A (ko) * | 2017-08-23 | 2019-03-06 | 삼성전기주식회사 | 커패시터 부품 및 그 제조 방법 |
KR20190035521A (ko) * | 2017-09-25 | 2019-04-03 | 다이요 유덴 가부시키가이샤 | 적층 세라믹 콘덴서 |
KR20190067137A (ko) * | 2019-06-03 | 2019-06-14 | 삼성전기주식회사 | 커패시터 부품 및 그 제조 방법 |
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US10892101B2 (en) | 2018-09-06 | 2021-01-12 | Samsung Electro-Mechanics Co., Ltd. | Multilayer ceramic capacitor |
KR20190121174A (ko) * | 2018-09-06 | 2019-10-25 | 삼성전기주식회사 | 적층 세라믹 커패시터 |
KR20190067137A (ko) * | 2019-06-03 | 2019-06-14 | 삼성전기주식회사 | 커패시터 부품 및 그 제조 방법 |
KR20220044136A (ko) * | 2020-09-30 | 2022-04-06 | 가부시키가이샤 무라타 세이사쿠쇼 | 적층 세라믹 콘덴서 |
US12198864B2 (en) | 2020-09-30 | 2025-01-14 | Murata Manufacturing Co., Ltd. | Multilayer ceramic capacitor |
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