公开(公告)号：US11756717B2

公开(公告)日：2023-09-12

申请号：US16856220

申请日：2020-04-23

Applicant: TAIYO YUDEN CO., LTD.

Inventor： Nobuyuki Miyasou

IPC: H01F27/02 ,  H01F17/00 ,  H01F1/147 ,  H01F27/255 ,  H01F41/04 ,  H01F27/28 ,  H01F1/20

CPC classification number: H01F17/0013 ,  H01F1/14766 ,  H01F1/20 ,  H01F27/027 ,  H01F27/255 ,  H01F27/2804 ,  H01F41/04 ,  H01F2027/2809

Abstract: A coil component includes: a laminate including a magnetic portion and an insulator, the insulator having a higher insulation quality than the magnetic portion; a first external electrode; a second external electrode; and a coil conductor provided in the laminate, wherein the coil conductor includes a plurality of conductor patterns each extending along a planar direction perpendicular to the coil axis, the plurality of conductor patterns being separated from each other in the direction of the coil axis, the plurality of conductor patterns include a first conductor pattern and a second conductor pattern, the first conductor pattern contacting with the first external electrode, the second conductor pattern contacting with the second external electrode, and in the planar direction, the insulator is provided between the first conductor pattern and the second external electrode and between the second conductor pattern and the first external electrode.