JP7831636B2 - 積層セラミック電子部品 - Google Patents

積層セラミック電子部品

Info

Publication number
JP7831636B2
JP7831636B2 JP2024561194A JP2024561194A JP7831636B2 JP 7831636 B2 JP7831636 B2 JP 7831636B2 JP 2024561194 A JP2024561194 A JP 2024561194A JP 2024561194 A JP2024561194 A JP 2024561194A JP 7831636 B2 JP7831636 B2 JP 7831636B2
Authority
JP
Japan
Prior art keywords
layer
face
electrode layer
internal electrode
stepped
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
JP2024561194A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024116557A1 (https=
JPWO2024116557A5 (https=
Inventor
辰徳 安田
和樹 黒川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of JPWO2024116557A1 publication Critical patent/JPWO2024116557A1/ja
Publication of JPWO2024116557A5 publication Critical patent/JPWO2024116557A5/ja
Application granted granted Critical
Publication of JP7831636B2 publication Critical patent/JP7831636B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H01G2/12—Protection against corrosion
    • 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
    • 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
    • H01G4/224—Housing; Encapsulation
    • 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
    • H01G4/35—Feed-through capacitors or anti-noise 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)
  • Ceramic Capacitors (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
JP2024561194A 2022-11-30 2023-09-20 積層セラミック電子部品 Active JP7831636B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022192014 2022-11-30
JP2022192014 2022-11-30
PCT/JP2023/034070 WO2024116557A1 (ja) 2022-11-30 2023-09-20 積層セラミック電子部品

Publications (3)

Publication Number Publication Date
JPWO2024116557A1 JPWO2024116557A1 (https=) 2024-06-06
JPWO2024116557A5 JPWO2024116557A5 (https=) 2025-07-18
JP7831636B2 true JP7831636B2 (ja) 2026-03-17

Family

ID=91323522

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024561194A Active JP7831636B2 (ja) 2022-11-30 2023-09-20 積層セラミック電子部品

Country Status (5)

Country Link
US (1) US20240234030A1 (https=)
JP (1) JP7831636B2 (https=)
KR (1) KR102949772B1 (https=)
CN (1) CN120129948A (https=)
WO (1) WO2024116557A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119054034A (zh) * 2022-06-08 2024-11-29 株式会社村田制作所 层叠陶瓷电容器
JP2025139421A (ja) * 2024-03-12 2025-09-26 株式会社村田製作所 積層セラミックコンデンサ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005129612A (ja) 2003-10-22 2005-05-19 Murata Mfg Co Ltd 積層型セラミック電子部品の製造方法
JP2010238696A (ja) 2009-03-30 2010-10-21 Tdk Corp 積層貫通コンデンサの製造方法
JP2017152674A (ja) 2016-02-22 2017-08-31 サムソン エレクトロ−メカニックス カンパニーリミテッド． 積層セラミック電子部品及びその製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5694719A (en) * 1979-12-28 1981-07-31 Murata Manufacturing Co Method of manufacturing laminated electronic component
JPH0745473A (ja) * 1993-05-24 1995-02-14 Matsushita Electric Ind Co Ltd 積層セラミックコンデンサの製造方法
JPH11162781A (ja) * 1997-11-21 1999-06-18 Murata Mfg Co Ltd 積層セラミック電子部品の製造方法
JP2004014668A (ja) * 2002-06-05 2004-01-15 Matsushita Electric Ind Co Ltd 積層セラミック電子部品の製造方法
JP2006286860A (ja) 2005-03-31 2006-10-19 Tdk Corp 積層電子部品及びその製造方法
JP5310238B2 (ja) 2008-07-10 2013-10-09 株式会社村田製作所 積層セラミック電子部品
JP5315987B2 (ja) 2008-12-26 2013-10-16 株式会社村田製作所 積層セラミックコンデンサの製造方法
KR101922863B1 (ko) * 2011-05-31 2018-11-28 삼성전기 주식회사 적층형 세라믹 전자부품 및 그 제조방법
JP6466690B2 (ja) 2014-10-28 2019-02-06 京セラ株式会社 積層型コンデンサ
KR102653215B1 (ko) * 2018-10-10 2024-04-01 삼성전기주식회사 적층 세라믹 전자부품
JP7099998B2 (ja) * 2019-07-22 2022-07-12 ルビコン電子株式会社 薄膜高分子積層コンデンサの製造方法
KR102803436B1 (ko) * 2020-12-14 2025-05-07 삼성전기주식회사 적층형 전자 부품

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005129612A (ja) 2003-10-22 2005-05-19 Murata Mfg Co Ltd 積層型セラミック電子部品の製造方法
JP2010238696A (ja) 2009-03-30 2010-10-21 Tdk Corp 積層貫通コンデンサの製造方法
JP2017152674A (ja) 2016-02-22 2017-08-31 サムソン エレクトロ−メカニックス カンパニーリミテッド． 積層セラミック電子部品及びその製造方法

Also Published As

Publication number Publication date
CN120129948A (zh) 2025-06-10
JPWO2024116557A1 (https=) 2024-06-06
US20240234030A1 (en) 2024-07-11
KR20250084171A (ko) 2025-06-10
KR102949772B1 (ko) 2026-04-09
WO2024116557A1 (ja) 2024-06-06

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