US 12,080,468 B2
Coil component
Ji Young Park, Suwon-si (KR); Myoung Soon Park, Suwon-si (KR); Sung Hee Kim, Suwon-si (KR); and Han Kyeol Kim, Suwon-si (KR)
Assigned to SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon-si (KR)
Filed on Feb. 1, 2021, as Appl. No. 17/164,034.
Claims priority of application No. 10-2020-0162898 (KR), filed on Nov. 27, 2020.
Prior Publication US 2022/0172885 A1, Jun. 2, 2022
Int. Cl. H01F 27/29 (2006.01); H01F 17/00 (2006.01); H01F 27/32 (2006.01)
CPC H01F 27/292 (2013.01) [H01F 17/0013 (2013.01); H01F 27/324 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A coil component comprising:
a body;
a support substrate disposed in the body;
a coil portion disposed on the support substrate and comprising first, second, third and fourth coil layers spaced apart from each other; and
a first external electrode and a second external electrode disposed to be spaced apart from each other on the body and connected to the first and fourth coil layers, respectively,
wherein each of the second and third coil layers comprises a first metal layer, disposed on the support substrate, and a second metal layer disposed on the first metal layer to cover a side surface of the first metal layer and to be in contact with the support substrate,
the second coil layer has a first bridge pattern exposed to a first side surface of two side surfaces, opposing each other, of the body,
the third coil layer has a second bridge pattern exposed to a second side surface of the two side surfaces of the body,
each of the second and third coil layers further comprises via pads disposed on an internal end portion and an external end portion, and
the first bridge pattern is in contact with and connected to the via pad disposed on the external end portion of the second coil layer.