US 11,657,952 B2
Coil component
Kenichi Araki, Nagaokakyo (JP); and Keiichi Ishida, Nagaokakyo (JP)
Assigned to Murata Manufacturing Co., Ltd., Kyoto-fu (JP)
Filed by Murata Manufacturing Co., Ltd., Kyoto-fu (JP)
Filed on Sep. 24, 2020, as Appl. No. 17/31,734.
Claims priority of application No. JP2019-179011 (JP), filed on Sep. 30, 2019.
Prior Publication US 2021/0098183 A1, Apr. 1, 2021
Int. Cl. H01F 27/29 (2006.01); H01F 27/28 (2006.01); H01F 27/255 (2006.01); H01F 41/063 (2016.01); H01F 41/12 (2006.01); H01F 41/02 (2006.01); H01F 27/32 (2006.01)
CPC H01F 27/2823 (2013.01) [H01F 27/255 (2013.01); H01F 27/29 (2013.01); H01F 27/327 (2013.01); H01F 41/0246 (2013.01); H01F 41/063 (2016.01); H01F 41/127 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A coil component comprising:
an element body that includes:
a coil conductor configured by winding a conductive wire coated with an insulating film, and
a magnetic portion that contains metal magnetic particles and resin; and
external electrodes that are electrically connected to exposed surfaces of extended portions of the coil conductor, the exposed surfaces being exposed on a surface of the element body, and the external electrodes being provided on the surface of the element body,
wherein
the metal magnetic particles are arranged in recesses in a surface of the conductive wire in the extended portions of the coil conductor.