JP7670685B2 - 積層型コンデンサ - Google Patents

積層型コンデンサ Download PDF

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Publication number
JP7670685B2
JP7670685B2 JP2022508197A JP2022508197A JP7670685B2 JP 7670685 B2 JP7670685 B2 JP 7670685B2 JP 2022508197 A JP2022508197 A JP 2022508197A JP 2022508197 A JP2022508197 A JP 2022508197A JP 7670685 B2 JP7670685 B2 JP 7670685B2
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JP
Japan
Prior art keywords
layers
conductor
dielectric
conductor layers
layer
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
JP2022508197A
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English (en)
Japanese (ja)
Other versions
JPWO2021187113A1 (https=
Inventor
裕太 大河内
康雄 金武
祐司 蔭山
克幸 高橋
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.)
Rohm Co Ltd
Satosen Co Ltd
Mitsui Kinzoku Co Ltd
Original Assignee
Rohm Co Ltd
Mitsui Mining and Smelting Co Ltd
Satosen 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 Rohm Co Ltd, Mitsui Mining and Smelting Co Ltd, Satosen Co Ltd filed Critical Rohm Co Ltd
Publication of JPWO2021187113A1 publication Critical patent/JPWO2021187113A1/ja
Application granted granted Critical
Publication of JP7670685B2 publication Critical patent/JP7670685B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
    • H01G2/02—Mountings
    • H01G2/06—Mountings specially adapted for mounting on a printed-circuit support
    • 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
    • H01G4/38—Multiple capacitors, i.e. structural combinations of fixed capacitors
    • H01G4/385—Single unit multiple capacitors, e.g. dual capacitor in one coil
    • 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
    • H01G4/30—Stacked capacitors
    • H01G4/304—Stacked capacitors obtained from a another 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
    • H01G4/38—Multiple capacitors, i.e. structural combinations of fixed capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Ceramic Capacitors (AREA)
JP2022508197A 2020-03-19 2021-03-03 積層型コンデンサ Active JP7670685B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020048991 2020-03-19
JP2020048991 2020-03-19
PCT/JP2021/008204 WO2021187113A1 (ja) 2020-03-19 2021-03-03 積層型コンデンサ

Publications (2)

Publication Number Publication Date
JPWO2021187113A1 JPWO2021187113A1 (https=) 2021-09-23
JP7670685B2 true JP7670685B2 (ja) 2025-04-30

Family

ID=77768109

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022508197A Active JP7670685B2 (ja) 2020-03-19 2021-03-03 積層型コンデンサ

Country Status (5)

Country Link
US (1) US12094660B2 (https=)
JP (1) JP7670685B2 (https=)
CN (1) CN115335933B (https=)
DE (1) DE112021001060T5 (https=)
WO (1) WO2021187113A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011135038A (ja) 2009-12-22 2011-07-07 Samsung Electro-Mechanics Co Ltd 積層セラミックキャパシタ
JP2018182321A (ja) 2017-04-10 2018-11-15 プレシディオ・コンポーネンツ・インコーポレイテッド 内部エアギャップキャパシタンスを備える多層広帯域セラミックキャパシタ

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59127829A (ja) * 1983-01-12 1984-07-23 松下電器産業株式会社 チツプ状フイルムコンデンサ−
JP2629879B2 (ja) * 1988-09-08 1997-07-16 株式会社村田製作所 積層コンデンサ
JPH02251120A (ja) * 1989-03-24 1990-10-08 Murata Mfg Co Ltd 積層コンデンサ
JP3470830B2 (ja) 1994-09-26 2003-11-25 株式会社村田製作所 積層コンデンサの製造方法
JPH1097947A (ja) * 1996-09-24 1998-04-14 Taiyo Yuden Co Ltd 積層コンデンサ
JP2007042743A (ja) * 2005-08-01 2007-02-15 Tdk Corp 積層電子部品
CN103548102B (zh) * 2011-05-19 2016-06-22 株式会社村田制作所 复合层叠陶瓷电子部件
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
KR102163418B1 (ko) * 2018-11-02 2020-10-08 삼성전기주식회사 적층 세라믹 커패시터
WO2022124011A1 (ja) * 2020-12-07 2022-06-16 ローム株式会社 積層型コンデンサおよび半導体装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011135038A (ja) 2009-12-22 2011-07-07 Samsung Electro-Mechanics Co Ltd 積層セラミックキャパシタ
JP2018182321A (ja) 2017-04-10 2018-11-15 プレシディオ・コンポーネンツ・インコーポレイテッド 内部エアギャップキャパシタンスを備える多層広帯域セラミックキャパシタ

Also Published As

Publication number Publication date
WO2021187113A1 (ja) 2021-09-23
CN115335933A (zh) 2022-11-11
CN115335933B (zh) 2025-02-14
DE112021001060T5 (de) 2022-12-01
US12094660B2 (en) 2024-09-17
JPWO2021187113A1 (https=) 2021-09-23
US20230129081A1 (en) 2023-04-27

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