Patent ID: 11894182
Assignee: TDK CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A coil component comprising:
a first coil;
a second coil disposed so as to surround the first coil; and
a substrate on which the first coil and the second coil are formed,
wherein the first coil includes a first section extending in a first direction, a second section extending in a second direction orthogonal to the first direction, and a third section positioned between the first and second sections,
wherein gaps between the first, second, and third sections of the first coil and the second coil as viewed in a coil axis direction have a first width, a second width, and a third width, respectively,
wherein the second width is larger than the first width and smaller than the third width,
wherein the second coil includes a first coil pattern provided on one surface of the substrate and a second coil pattern provided on other surface of the substrate, and
wherein the first coil pattern and the second coil pattern have a section overlapping each other in the coil axis direction and another section not overlapping each other in the coil axis direction.