US 12,224,105 B2
Coil component
Yugo Asai, Tokyo (JP); Aoi Tokiwa, Tokyo (JP); and Daisuke Urabe, Tokyo (JP)
Assigned to TDK Corporation, Tokyo (JP)
Filed by TDK Corporation, Tokyo (JP)
Filed on Mar. 2, 2021, as Appl. No. 17/189,887.
Claims priority of application No. 2020-035713 (JP), filed on Mar. 3, 2020.
Prior Publication US 2021/0280358 A1, Sep. 9, 2021
Int. Cl. H01F 17/04 (2006.01); H01F 27/26 (2006.01); H01F 27/28 (2006.01); H01F 27/29 (2006.01); H01F 41/02 (2006.01); H01F 41/064 (2016.01)
CPC H01F 27/2823 (2013.01) [H01F 27/26 (2013.01); H01F 27/29 (2013.01); H01F 41/0206 (2013.01); H01F 41/064 (2016.01)] 11 Claims
OG exemplary drawing
 
1. A coil component comprising:
a drum-shaped core including a first flange part, a second flange part, and a winding core part positioned between the first and second flange parts;
a plurality of first terminal electrodes provided on the first flange part;
a plurality of second terminal electrodes provided on the second flange part; and
a plurality of wires wound around the winding core part, each of the plurality of wires having a first end connected to an associated one of the first terminal electrodes, and having a second end connected to an associated one of the second terminal electrodes,
wherein each of the first and second flange parts has a tapered groove whose side surfaces are inclined,
wherein the plurality of wires are accommodated in the tapered grooves,
wherein a space factor of the plurality of wires in the tapered groove is 60% or more,
wherein the plurality of wires include first and second wires, and
wherein the first wire and the second wire contact each other inside the tapered groove.