JP7831647B2 - 積層セラミックコンデンサ - Google Patents

積層セラミックコンデンサ

Info

Publication number
JP7831647B2
JP7831647B2 JP2024567669A JP2024567669A JP7831647B2 JP 7831647 B2 JP7831647 B2 JP 7831647B2 JP 2024567669 A JP2024567669 A JP 2024567669A JP 2024567669 A JP2024567669 A JP 2024567669A JP 7831647 B2 JP7831647 B2 JP 7831647B2
Authority
JP
Japan
Prior art keywords
layer
internal electrode
via conductor
capacitor body
multilayer ceramic
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
JP2024567669A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024143087A5 (https=
JPWO2024143087A1 (https=
Inventor
幸宏 藤田
龍太郎 大和
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 JPWO2024143087A1 publication Critical patent/JPWO2024143087A1/ja
Publication of JPWO2024143087A5 publication Critical patent/JPWO2024143087A5/ja
Application granted granted Critical
Publication of JP7831647B2 publication Critical patent/JP7831647B2/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
    • H01G13/00—Apparatus specially adapted for manufacturing capacitors; Processes specially adapted for manufacturing capacitors not provided for in groups H01G4/00 - H01G11/00
    • H01G13/006—Apparatus or processes for applying 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
    • H01G4/005—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
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • H01G4/1236—Ceramic dielectrics characterised by the ceramic dielectric material based on zirconium oxides or zirconates
    • 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
    • H01G4/002—Details
    • H01G4/228—Terminals
    • H01G4/236—Terminals leading through the housing, i.e. lead-through
    • 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)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Ceramic Capacitors (AREA)
JP2024567669A 2022-12-28 2023-12-20 積層セラミックコンデンサ Active JP7831647B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022211264 2022-12-28
JP2022211264 2022-12-28
PCT/JP2023/045609 WO2024143087A1 (ja) 2022-12-28 2023-12-20 積層セラミックコンデンサ

Publications (3)

Publication Number Publication Date
JPWO2024143087A1 JPWO2024143087A1 (https=) 2024-07-04
JPWO2024143087A5 JPWO2024143087A5 (https=) 2025-08-05
JP7831647B2 true JP7831647B2 (ja) 2026-03-17

Family

ID=91717380

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024567669A Active JP7831647B2 (ja) 2022-12-28 2023-12-20 積層セラミックコンデンサ

Country Status (4)

Country Link
US (1) US20250232920A1 (https=)
JP (1) JP7831647B2 (https=)
CN (1) CN120266236A (https=)
WO (1) WO2024143087A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001118746A (ja) 1999-10-18 2001-04-27 Murata Mfg Co Ltd 積層コンデンサ、配線基板および高周波回路
JP2001189234A (ja) 1999-12-28 2001-07-10 Tdk Corp 積層コンデンサ
JP2002367852A (ja) 2001-06-12 2002-12-20 Murata Mfg Co Ltd チップ型電子部品およびチップ型電子部品への導電性ペースト付与方法
JP2005050920A (ja) 2003-07-30 2005-02-24 Kyocera Corp コンデンサ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001118746A (ja) 1999-10-18 2001-04-27 Murata Mfg Co Ltd 積層コンデンサ、配線基板および高周波回路
JP2001189234A (ja) 1999-12-28 2001-07-10 Tdk Corp 積層コンデンサ
JP2002367852A (ja) 2001-06-12 2002-12-20 Murata Mfg Co Ltd チップ型電子部品およびチップ型電子部品への導電性ペースト付与方法
JP2005050920A (ja) 2003-07-30 2005-02-24 Kyocera Corp コンデンサ

Also Published As

Publication number Publication date
WO2024143087A1 (ja) 2024-07-04
JPWO2024143087A1 (https=) 2024-07-04
US20250232920A1 (en) 2025-07-17
CN120266236A (zh) 2025-07-04

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