US 12,476,049 B2
Electronic component and method for manufacturing the same
Yuuta Hoshino, Nagaokakyo (JP)
Assigned to MURATA MANUFACTURING CO., LTD., Nagaokakyo (JP)
Filed by Murata Manufacturing Co., Ltd., Nagaokakyo (JP)
Filed on Jul. 31, 2023, as Appl. No. 18/362,108.
Application 18/362,108 is a continuation of application No. PCT/JP2022/007002, filed on Feb. 21, 2022.
Claims priority of application No. 2021-054076 (JP), filed on Mar. 26, 2021.
Prior Publication US 2023/0377800 A1, Nov. 23, 2023
Int. Cl. H01G 4/248 (2006.01); H01F 17/00 (2006.01); H01G 4/008 (2006.01); H01G 4/30 (2006.01)
CPC H01G 4/248 (2013.01) [H01F 17/0013 (2013.01); H01G 4/0085 (2013.01); H01G 4/30 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An electronic component comprising:
a ceramic body and
an external electrode on a surface of the ceramic body, wherein the external electrode includes:
a base layer in contact with the surface of the ceramic body; and
a metal layer on a surface of the base layer,
the base layer having a pore communicating from the surface of the base layer that is in contact with the metal layer to an interface with the surface of the ceramic body,
a part of the metal layer extends to the interface with the surface of the ceramic body through the pore, and
a void ratio in the base layer is 1.5 vol % or less.