公开(公告)号：US20230326645A1

公开(公告)日：2023-10-12

申请号：US18004170

申请日：2021-07-26

申请人： AMOGREENTECH CO., LTD.

发明人： Sang Il KIL ,  Chun Gul LEE ,  Seon Oh KIM

IPC分类号： H01F17/06 ,  H01F27/29 ,  H01F27/28 ,  H01F27/06

CPC分类号： H01F17/06 ,  H01F27/29 ,  H01F27/2895 ,  H01F27/06 ,  H01F2027/065 ,  H01F2017/0093

摘要： A common mode filter is provided. A common mode filter according to an exemplary embodiment of the present invention comprises: a ring-shaped magnetic core made of a magnetic material and installed so as to be positioned in an arrangement hole which is formed through a circuit board in a predetermined area; a plurality of coils wound around an outer surface of the magnetic core; and a base member to which the magnetic core having the plurality of coils wound thereon is coupled, and having a plurality of connector members for electrically connecting the plurality of coils to the outside, wherein the base member is installed such that a portion thereof is caught on an edge side of the arrangement hole.