JP6342286B2 - 積層セラミックキャパシタ - Google Patents
積層セラミックキャパシタ Download PDFInfo
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- JP6342286B2 JP6342286B2 JP2014203002A JP2014203002A JP6342286B2 JP 6342286 B2 JP6342286 B2 JP 6342286B2 JP 2014203002 A JP2014203002 A JP 2014203002A JP 2014203002 A JP2014203002 A JP 2014203002A JP 6342286 B2 JP6342286 B2 JP 6342286B2
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- ceramic body
- external electrode
- multilayer ceramic
- ceramic capacitor
- capacitor
- Prior art date
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- 239000003985 ceramic capacitor Substances 0.000 title claims description 71
- 239000000919 ceramic Substances 0.000 claims description 91
- 238000003475 lamination Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000007747 plating Methods 0.000 description 7
- 239000010949 copper Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 230000010355 oscillation Effects 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000314 transition metal oxide 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
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/14—Protection against electric or thermal overload
-
- 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
- H01G2/14—Protection against electric or thermal overload
- H01G2/16—Protection against electric or thermal overload with fusing elements
-
- 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
-
- 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
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
- H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
- H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
- H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth titanates
-
- 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
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)
- Materials Engineering (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
Description
図1は本発明の一実施形態による積層セラミックキャパシタを概略的に示した斜視図であり、図2は図1の積層セラミックキャパシタの第1及び第2内部電極の積層構造を示した分解斜視図である。
図4は本発明の他の実施形態による積層セラミックキャパシタを概略的に示した斜視図であり、図5は図4の積層セラミックキャパシタの第1及び第2内部電極の積層構造を示した分解斜視図である。
110 セラミック本体
111 誘電体層
112、113 カバー層
121、123 第1内部電極
122、124 第2内部電極
131、161 第1外部電極
132、162 第2外部電極
141、163 第3外部電極
142、164 第4外部電極
165 第5外部電極
166 第6外部電極
151、152 断続部
Claims (5)
- 複数の誘電体層が幅方向に積層されたセラミック本体と、
前記セラミック本体の実装面の長さ方向に相互離隔して形成された第1外部電極及び第2外部電極と、
前記セラミック本体の実装面に形成され、前記第1外部電極及び前記第2外部電極の間に形成された第3外部電極と、
前記セラミック本体の実装反対面に前記第1外部電極、前記第2外部電極、及び第3外部電極とそれぞれ対応するように形成された第4外部電極、第5外部電極、及び第6外部電極と、
前記セラミック本体内で、前記複数の誘電体層の各々を介して交互に配置された複数の第1内部電極及び複数の第2内部電極と、
前記セラミック本体の実装面と実装反対面を介してそれぞれ露出するように前記複数の第1内部電極の各々から延長形成され、前記第1外部電極及び前記第4外部電極とそれぞれ連結された第1リード部及び第2リード部と、
前記セラミック本体の実装面と実装反対面を介してそれぞれ露出するように前記複数の第2内部電極の各々から延長形成され、前記第2外部電極及び前記第5外部電極とそれぞれ連結された第3リード部及び第4リード部と、
前記セラミック本体の実装反対面に形成され、前記第5外部電極及び前記第6外部電極を連結する断続部と、を含む積層セラミックキャパシタ。 - 前記断続部はヒューズ(fuse)であることを特徴とする、請求項1に記載の積層セラミックキャパシタ。
- 前記断続部は抵抗パターン(resistive pattern)であることを特徴とする、請求項1に記載の積層セラミックキャパシタ。
- 前記複数の第1内部電極または前記複数の第2内部電極は、前記セラミック本体の両端面から離隔して形成されたことを特徴とする、請求項1から3の何れか1項に記載の積層セラミックキャパシタ。
- 前記第1外部電極から前記第6外部電極は、前記セラミック本体の実装面または実装反対面から前記セラミック本体の両側面の一部まで延長形成された特徴とする、請求項1から4の何れか1項に記載の積層セラミックキャパシタ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140054245A KR102089693B1 (ko) | 2014-05-07 | 2014-05-07 | 적층 세라믹 커패시터 |
KR10-2014-0054245 | 2014-05-07 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018094972A Division JP2018142725A (ja) | 2014-05-07 | 2018-05-16 | 積層セラミックキャパシタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015216343A JP2015216343A (ja) | 2015-12-03 |
JP6342286B2 true JP6342286B2 (ja) | 2018-06-13 |
Family
ID=54368448
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014203002A Active JP6342286B2 (ja) | 2014-05-07 | 2014-10-01 | 積層セラミックキャパシタ |
JP2018094972A Pending JP2018142725A (ja) | 2014-05-07 | 2018-05-16 | 積層セラミックキャパシタ |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018094972A Pending JP2018142725A (ja) | 2014-05-07 | 2018-05-16 | 積層セラミックキャパシタ |
Country Status (3)
Country | Link |
---|---|
US (1) | US9653210B2 (ja) |
JP (2) | JP6342286B2 (ja) |
KR (1) | KR102089693B1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102016485B1 (ko) * | 2014-07-28 | 2019-09-02 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
JP6694235B2 (ja) * | 2015-01-29 | 2020-05-13 | Tdk株式会社 | 電子部品 |
KR101824904B1 (ko) * | 2015-04-01 | 2018-02-02 | 가부시키가이샤 무라타 세이사쿠쇼 | 콘덴서 소자, 및 그것을 포함하는 복합 전자부품 |
KR102198540B1 (ko) * | 2015-11-25 | 2021-01-06 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
JP2017117865A (ja) * | 2015-12-22 | 2017-06-29 | 株式会社村田製作所 | コンデンサ及びコンデンサ内蔵基板 |
JP6465046B2 (ja) * | 2016-02-09 | 2019-02-06 | 株式会社村田製作所 | 電子部品 |
KR102449360B1 (ko) * | 2017-06-02 | 2022-10-04 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
US10892100B2 (en) * | 2018-02-19 | 2021-01-12 | Samsung Electro-Mechanics Co., Ltd. | Multilayer capacitor |
JP7231340B2 (ja) * | 2018-06-05 | 2023-03-01 | 太陽誘電株式会社 | セラミック電子部品およびその製造方法 |
JP7514112B2 (ja) * | 2020-05-28 | 2024-07-10 | Tdk株式会社 | 電子部品 |
KR102606841B1 (ko) * | 2022-01-26 | 2023-11-29 | 삼화콘덴서공업 주식회사 | 저 esl를 가지면서 esr이 제어된 3단자형 커패시터 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0738359B2 (ja) * | 1989-01-10 | 1995-04-26 | 株式会社村田製作所 | ヒューズ付積層コンデンサ |
JPH0831393B2 (ja) * | 1989-05-29 | 1996-03-27 | 株式会社村田製作所 | ヒューズ付積層セラミックコンデンサ |
JP2792012B2 (ja) * | 1990-03-07 | 1998-08-27 | マルコン電子株式会社 | 積層コンデンサ及びその製造方法 |
JPH04134811A (ja) * | 1990-09-26 | 1992-05-08 | Murata Mfg Co Ltd | 積層チップコンデンサ |
JPH0547598A (ja) * | 1991-08-09 | 1993-02-26 | Murata Mfg Co Ltd | Crアレイ |
JP4864271B2 (ja) * | 2002-10-17 | 2012-02-01 | 株式会社村田製作所 | 積層コンデンサ |
JP2004207526A (ja) * | 2002-12-25 | 2004-07-22 | Kyocera Corp | 複合電子部品及びその特性調整方法 |
TWI270195B (en) * | 2003-07-30 | 2007-01-01 | Innochips Technology | Complex laminated chip element |
US7164573B1 (en) * | 2005-08-31 | 2007-01-16 | Kemet Electronic Corporation | High ESR or fused ceramic chip capacitor |
KR100925603B1 (ko) * | 2007-09-28 | 2009-11-06 | 삼성전기주식회사 | 적층형 캐패시터 |
KR100935994B1 (ko) * | 2008-04-01 | 2010-01-08 | 삼성전기주식회사 | 적층형 칩 커패시터 |
US8264816B2 (en) | 2009-08-24 | 2012-09-11 | Kemet Electronics Corporation | Externally fused and resistively loaded safety capacitor |
JP5062237B2 (ja) * | 2009-11-05 | 2012-10-31 | Tdk株式会社 | 積層コンデンサ、その実装構造、及びその製造方法 |
KR101525645B1 (ko) * | 2011-09-02 | 2015-06-03 | 삼성전기주식회사 | 적층 세라믹 커패시터 |
KR101994712B1 (ko) * | 2013-04-22 | 2019-09-30 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
KR20140038915A (ko) * | 2013-10-31 | 2014-03-31 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
-
2014
- 2014-05-07 KR KR1020140054245A patent/KR102089693B1/ko active IP Right Grant
- 2014-10-01 JP JP2014203002A patent/JP6342286B2/ja active Active
- 2014-12-02 US US14/558,717 patent/US9653210B2/en active Active
-
2018
- 2018-05-16 JP JP2018094972A patent/JP2018142725A/ja active Pending
Also Published As
Publication number | Publication date |
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JP2018142725A (ja) | 2018-09-13 |
KR20150127441A (ko) | 2015-11-17 |
KR102089693B1 (ko) | 2020-03-16 |
US20150325370A1 (en) | 2015-11-12 |
US9653210B2 (en) | 2017-05-16 |
JP2015216343A (ja) | 2015-12-03 |
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