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公开(公告)号：US20220157513A1
公开(公告)日：2022-05-19
申请号：US17176713
申请日：2021-02-16
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Young Il LEE , Myoung Ki SHIN , Ji Hoon HWANG , Jeong Gu YEO
IPC: H01F27/28 , H01F27/29 , H01F17/04 , H01F17/00 , H01F27/255
Abstract: A coil component includes a resin; and a magnetic particle dispersed in the resin and comprising magnetic powder particle, an insulating layer disposed on a surface of the magnetic powder particle, and a surface-treatment layer disposed on a surface of the insulating layer.
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公开(公告)号：US20210350964A1
公开(公告)日：2021-11-11
申请号：US16943474
申请日：2020-07-30
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Ji Hoon HWANG , Myoung Ki SHIN , Jeong Gu YEO , Young Il LEE , Byeong Cheol MOON
Abstract: A coil component includes a support substrate, a coil portion disposed on at least one surface of the support substrate, a magnetic body, in which the support substrate and the coil portion are disposed, having a through-portion penetrating through a center of the coil portion, a nonmagnetic layer disposed below the through-portion, and an insulating layer disposed between the nonmagnetic layer and the through-portion.
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公开(公告)号：US20210175001A1
公开(公告)日：2021-06-10
申请号：US16879025
申请日：2020-05-20
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Young Il LEE , Jeong Gu YEO , Ji Hoon HWANG , Myoung Ki SHIN , Byeong Cheol MOON
IPC: H01F27/255 , H01F27/32 , H01F27/28 , H01F17/00
Abstract: A coil component includes a body comprising a support member and a coil portion embedded in one surface of the support member; and external electrodes connected to the coil portion, wherein the body comprises a plurality of metal particles, at least some of the plurality of metal particles comprises a plastically deformable first particle, and at least some of the first particles have a deformed surface and thus have a shape corresponding to a surface of a neighboring magnetic metal particle.
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