公开(公告)号：US20170133144A1

公开(公告)日：2017-05-11

申请号：US15343560

申请日：2016-11-04

Applicant: Samsung Electro-Mechanics Co., Ltd.

Inventor： Kwang-Jik LEE ,  Yu-Lim CHOI ,  Myung-Jae YOO

IPC: H01F27/255 ,  H01F1/36 ,  H01F27/29 ,  H01F27/32

CPC classification number: H01F27/255 ,  H01F1/36 ,  H01F1/37 ,  H01F17/0013 ,  H01F17/04 ,  H01F27/292 ,  H01F27/324

Abstract: A common mode filter includes: an insulator; a coil pattern embedded within in the insulator; and a magnetic layer including a layer of material filled with different-size magnetic particles, wherein a surface of the magnetic layer is adhered to the insulator.