Invention Grant
- Patent Title: Multi-layer ceramic electronic component and method of producing the same
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Application No.: US17498558Application Date: 2021-10-11
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Publication No.: US11631543B2Publication Date: 2023-04-18
- Inventor: Ryo Ono , Tetsuhiko Fukuoka , Shoji Kusumoto , Akihiko Kono
- Applicant: TAIYO YUDEN CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: TAIYO YUDEN CO., LTD.
- Current Assignee: TAIYO YUDEN CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Law Office of Katsuhiro Arai
- Priority: JPJP2018-238087 20181220
- Main IPC: H01G4/30
- IPC: H01G4/30 ; H01G4/12 ; H01G4/248 ; H01G4/012

Abstract:
A multi-layer ceramic electronic component includes a ceramic body and an external electrode, the ceramic body including a protective portion and a functional portion, the protective portion including an end surface facing in a first direction, circumferential surfaces connected to the end surface and extending in the first direction, and a ridge that includes a recess extending along the first direction and connects the circumferential surfaces, the functional portion being disposed inside the protective portion, the external electrode including a base film covering the end surface, an intermediate film formed on the base film, and a surface film formed on the intermediate film, the base film including a first covering portion formed on the end surface, second covering portions formed on the circumferential surfaces, and a third covering portion formed on the recess and spaced apart from at least one second covering portion, the intermediate film continuously covering the first, second, and third covering portions.
Public/Granted literature
- US20220028619A1 MULTI-LAYER CERAMIC ELECTRONIC COMPONENT AND METHOD OF PRODUCING THE SAME Public/Granted day:2022-01-27
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