公开(公告)号：US20190195935A1

公开(公告)日：2019-06-27

申请号：US16020859

申请日：2018-06-27

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Gun Woo KOO ,  Hwan Soo LEE ,  Jong Woo HAN

IPC: G01R31/06 ,  G01R31/01 ,  G01R27/08

Abstract: An apparatus for checking an inductor includes a detector outputting a detection signal including information corresponding to a parallel resistance component of a checking target inductor; and a determiner receiving the detection signal and determining whether the checking target inductor is satisfactory based on a magnitude of the parallel resistance component.

公开(公告)号：US20200279687A1

公开(公告)日：2020-09-03

申请号：US16402520

申请日：2019-05-03

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Gun Woo KOO ,  Sung Min SONG ,  Hwan Soo LEE ,  Hwi Dae KIM

IPC: H01F27/29 ,  H01F27/28 ,  H01F27/32 ,  H01F41/12 ,  H01F41/04

Abstract: A coil component includes a body, an internal insulating layer disposed in the body, and a coil portion disposed on the internal insulating layer. The coil portion includes first and second coil patterns disposed on opposing surfaces of the internal insulating layer, respectively, first main and first auxiliary lead-out portions extending from the first coil pattern and respectively exposed to a front surface and one side surface of the body connected to each other, and second main and second auxiliary lead-out portions extending from the second coil pattern and respectively exposed to a rear surface and another side surface of the body connected to each other.