KR101079464B1 - 적층 세라믹 커패시터 - Google Patents
적층 세라믹 커패시터 Download PDFInfo
- Publication number
- KR101079464B1 KR101079464B1 KR1020090129303A KR20090129303A KR101079464B1 KR 101079464 B1 KR101079464 B1 KR 101079464B1 KR 1020090129303 A KR1020090129303 A KR 1020090129303A KR 20090129303 A KR20090129303 A KR 20090129303A KR 101079464 B1 KR101079464 B1 KR 101079464B1
- Authority
- KR
- South Korea
- Prior art keywords
- internal electrodes
- dielectric layer
- multilayer ceramic
- ceramic capacitor
- electrically connected
- Prior art date
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- 239000003985 ceramic capacitor Substances 0.000 title claims abstract description 29
- 239000003990 capacitor Substances 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 2
- 229910002113 barium titanate Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009751 slip forming Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
- H01G4/012—Form of non-self-supporting electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
Abstract
Description
Claims (5)
- 복수의 내부전극 및 유전체층이 교대로 적층되어 형성된 커패시터 본체; 및상기 커패시터 본체의 양측면에 형성되며 상기 내부전극과 전기적으로 연결되는 외부전극;을 포함하며, 상기 내부전극은 동일한 외부전극과 전기적으로 연결되는 동일 극성을 갖는 내부전극이 상기 유전체층과 교대로 3개 이상 연속하여 적층되는 적층 세라믹 커패시터.
- 제1항에 있어서,상기 유전체층 중 동일한 외부전극과 전기적으로 연결되는 두 내부전극 사이에 적층되는 유전체층은 서로 다른 외부전극과 전기적으로 연결되는 두 내부전극 사이에 적층되는 유전체층보다 두께가 얇은 것을 특징으로 하는 적층 세라믹 커패시터.
- 제1항에 있어서,상기 유전체층 중 동일한 외부전극과 전기적으로 연결되는 두 내부전극 사이에 적층되는 유전체층은 서로 다른 외부전극과 전기적으로 연결되는 두 내부전극 사이에 적층되는 유전체층보다 두께가 두꺼운 것을 특징으로 하는 적층 세라믹 커패시터.
- 제1항에 있어서,상기 유전체층은 100 내지 300nm의 입도를 갖는 미립 파우더를 이용하여 형성되는 것을 특징으로 하는 적층 세라믹 커패시터.
- 제1항에 있어서,상기 유전체층의 두께는 1 내지 5um인 것을 특징으로 하는 적층 세라믹 커패시터.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090129303A KR101079464B1 (ko) | 2009-12-22 | 2009-12-22 | 적층 세라믹 커패시터 |
JP2010196743A JP2011135038A (ja) | 2009-12-22 | 2010-09-02 | 積層セラミックキャパシタ |
US12/880,674 US20110149466A1 (en) | 2009-12-22 | 2010-09-13 | Multilayer ceramic capacitor |
CN2010102816016A CN102103927B (zh) | 2009-12-22 | 2010-09-13 | 多层陶瓷电容器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090129303A KR101079464B1 (ko) | 2009-12-22 | 2009-12-22 | 적층 세라믹 커패시터 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110072396A KR20110072396A (ko) | 2011-06-29 |
KR101079464B1 true KR101079464B1 (ko) | 2011-11-03 |
Family
ID=44150737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020090129303A KR101079464B1 (ko) | 2009-12-22 | 2009-12-22 | 적층 세라믹 커패시터 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20110149466A1 (ko) |
JP (1) | JP2011135038A (ko) |
KR (1) | KR101079464B1 (ko) |
CN (1) | CN102103927B (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103367671A (zh) * | 2012-03-26 | 2013-10-23 | 余荷军 | 一种电极板及包含该电极板的电极组件、蓄电池和电容器 |
JP2014027255A (ja) * | 2012-06-22 | 2014-02-06 | Murata Mfg Co Ltd | セラミック電子部品及びセラミック電子装置 |
KR102126420B1 (ko) * | 2013-06-10 | 2020-06-24 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 적층 세라믹 커패시터 실장 기판 |
CN103928232A (zh) * | 2014-03-26 | 2014-07-16 | 海门市曼博莱电子发展有限公司 | 层叠陶瓷电容器 |
JP2016001695A (ja) * | 2014-06-12 | 2016-01-07 | 株式会社村田製作所 | 積層コンデンサ、これを含む積層コンデンサ連および積層コンデンサ実装体 |
JP6265114B2 (ja) * | 2014-11-28 | 2018-01-24 | 株式会社村田製作所 | 積層コンデンサおよびその製造方法 |
JP6380065B2 (ja) * | 2014-12-09 | 2018-08-29 | Tdk株式会社 | 積層セラミックコンデンサ |
JP6550737B2 (ja) * | 2014-12-09 | 2019-07-31 | Tdk株式会社 | 積層セラミックコンデンサ |
JP6520610B2 (ja) * | 2015-09-25 | 2019-05-29 | Tdk株式会社 | 電子部品 |
JP2017143129A (ja) * | 2016-02-09 | 2017-08-17 | 株式会社村田製作所 | 積層セラミックコンデンサ |
US10515759B2 (en) | 2016-11-14 | 2019-12-24 | Kemet Electronics Corporation | MLCC with ID marker for orientation |
JP7003495B2 (ja) * | 2017-08-30 | 2022-01-20 | Tdk株式会社 | 積層コンデンサ |
CN115335933A (zh) * | 2020-03-19 | 2022-11-11 | 罗姆股份有限公司 | 层叠型电容器 |
KR20230117793A (ko) * | 2022-02-03 | 2023-08-10 | 삼성전기주식회사 | 적층형 전자 부품 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6016411A (ja) * | 1983-07-08 | 1985-01-28 | 株式会社村田製作所 | 積層磁器コンデンサ |
JPH02251120A (ja) * | 1989-03-24 | 1990-10-08 | Murata Mfg Co Ltd | 積層コンデンサ |
JPH0684693A (ja) * | 1992-09-01 | 1994-03-25 | Matsushita Electric Ind Co Ltd | 積層セラミックコンデンサ |
JPH06349666A (ja) * | 1993-06-02 | 1994-12-22 | Taiyo Yuden Co Ltd | 積層セラミックコンデンサ |
JP3089956B2 (ja) * | 1994-10-07 | 2000-09-18 | 松下電器産業株式会社 | 積層セラミックコンデンサ |
US5978204A (en) * | 1995-11-27 | 1999-11-02 | Maxwell Energy Products, Inc. | Capacitor with dual element electrode plates |
JPH1097947A (ja) * | 1996-09-24 | 1998-04-14 | Taiyo Yuden Co Ltd | 積層コンデンサ |
JPH11340084A (ja) * | 1998-05-28 | 1999-12-10 | Kyocera Corp | 積層セラミックコンデンサ |
KR100632001B1 (ko) * | 2005-07-29 | 2006-10-09 | 삼성전기주식회사 | 저온 소결용 유리 조성물, 유리 프릿, 유전체 조성물 및이를 이용한 적층 세라믹 콘덴서 |
JP2007042743A (ja) * | 2005-08-01 | 2007-02-15 | Tdk Corp | 積層電子部品 |
KR100846079B1 (ko) * | 2005-08-05 | 2008-07-14 | 티디케이가부시기가이샤 | 적층 콘덴서의 제조 방법 및 적층 콘덴서 |
JP4049181B2 (ja) * | 2005-11-22 | 2008-02-20 | 株式会社村田製作所 | 積層コンデンサ |
JP5144052B2 (ja) * | 2006-10-13 | 2013-02-13 | 太陽誘電株式会社 | 誘電体セラミック組成物、積層セラミックコンデンサ及びその製造方法 |
CN101127275B (zh) * | 2007-09-14 | 2010-06-16 | 广东风华高新科技股份有限公司 | 一种高压片式多层陶瓷电容器的制造方法 |
KR100905878B1 (ko) * | 2007-09-28 | 2009-07-03 | 삼성전기주식회사 | 적층형 세라믹 캐패시터 제조방법 |
-
2009
- 2009-12-22 KR KR1020090129303A patent/KR101079464B1/ko active IP Right Grant
-
2010
- 2010-09-02 JP JP2010196743A patent/JP2011135038A/ja active Pending
- 2010-09-13 US US12/880,674 patent/US20110149466A1/en not_active Abandoned
- 2010-09-13 CN CN2010102816016A patent/CN102103927B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN102103927B (zh) | 2013-03-13 |
JP2011135038A (ja) | 2011-07-07 |
US20110149466A1 (en) | 2011-06-23 |
KR20110072396A (ko) | 2011-06-29 |
CN102103927A (zh) | 2011-06-22 |
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