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公开(公告)号：US20250118487A1
公开(公告)日：2025-04-10
申请号：US18902018
申请日：2024-09-30
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Sang Jin Kim , Byeong Cheol Moon , Han Lee , Boum Seock Kim
Abstract: A coil component includes a body; a first wound coil including a first coil portion, and first and second lead-out portions; a second wound coil including a second coil portion, and third and fourth lead-out portions; a coupling adjustment portion including a first region through which a winding axis of the first coil portion and a winding axis of the second coil portion pass, and a second region surrounding the first region in a lateral direction; first and second external electrodes respectively connected to the first and second lead-out portions; and third and fourth external electrodes respectively connected to the third and fourth lead-out portions, wherein the first region and the second region include a plurality of magnetic particles and an insulating material interposed between the plurality of magnetic particles, respectively, and magnetic permeability of the first region is different from magnetic permeability of the second region.
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公开(公告)号：US11942256B2
公开(公告)日：2024-03-26
申请号：US17097353
申请日：2020-11-13
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Jae Hun Kim , Byeong Cheol Moon
CPC classification number: H01F27/2804 , H01F27/24 , H01F27/29 , H01F41/041 , H01F2027/2809
Abstract: A coil component includes a support substrate, a body having a first surface and a second surface opposing each other and having the support substrate disposed therein, a coil portion disposed on at least one surface of the support substrate and having an end of an outermost turn disposed closer to the first surface of the body than the second surface of the body, and a lead-out portion having a first surface connected to the end of the outermost turn and a second surface opposing the first surface of the lead-out portion and exposed to the first surface of the body. An area of the first surface of the lead-out portion is greater than an area of the second surface of the lead-out portion.
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公开(公告)号：US11862386B2
公开(公告)日：2024-01-02
申请号：US17399752
申请日：2021-08-11
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Byung Soo Kang , Byeong Cheol Moon , Joung Gul Ryu , Ju Hwan Yang
CPC classification number: H01F27/292 , H01F27/2804 , H01F27/327 , H01F27/346 , H01F41/041 , H01F2027/2809
Abstract: A coil component includes a body having a first surface and a second surface opposing each other in a thickness direction of the body and including a core formed in the thickness direction; a coil part embedded in the body and including at least one turn around the core; an insulating layer disposed on the first surface of the body; a bonded conductive layer disposed on the insulating layer and having a surface roughness of the first surface which is in contact with the insulating layer greater than a surface roughness of the second surface opposing the first surface of the bonded conductive layer; and external electrodes connected to the coil part and covering the bonded conductive layer.
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公开(公告)号：US11837388B2
公开(公告)日：2023-12-05
申请号：US16573319
申请日：2019-09-17
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Byung Soo Kang , Ju Hwan Yang , Byeong Cheol Moon , Yoon Mi Cha , Mi Geum Kim
IPC: H01F27/28 , H01F27/29 , H01F41/04 , H01F41/12 , H01F27/255
CPC classification number: H01F27/2804 , H01F27/255 , H01F27/29 , H01F41/041 , H01F41/122 , H01F2027/2809
Abstract: A coil component includes a body including magnetic metal powder particles and an insulating resin; a coil portion embedded in the body; and first and second external electrodes respectively disposed on the body to be spaced apart from each other and respectively connected to both end portions of the coil portion. A magnetic metal powder particle exposed from a surface of the body, among the magnetic metal powder particles, has a plating prevention film formed on at least a portion of a surface thereof and containing metal ions of the exposed magnetic metal powder particle.
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公开(公告)号：US11742131B2
公开(公告)日：2023-08-29
申请号：US17096174
申请日：2020-11-12
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Byung Soo Kang , Yong Hui Li , Seung Mo Lim , Byeong Cheol Moon
CPC classification number: H01F27/2804 , H01F27/29 , H01F27/32 , H01F41/041 , H01F41/12 , H01F2027/2809
Abstract: A coil component includes a body, a coil portion disposed inside the body, a first external electrode and a second external electrode spaced apart from each other on one surface of the body and connected to the coil portion, a first insulating layer and a second insulating layer respectively connected to the one surface of the body, respectively disposed to side surfaces of the body to extend upwardly of the one surface of the body, and a third insulating layer and a fourth insulating layer respectively connected to the one surface of the body, respectively disposed on end surfaces of the body and each extending upwardly of the one surface of the body. A portion of each of the first and second external electrodes, exposed from the first to fourth insulating layers, is spaced apart from each of a plurality of edges of the one surface of the body.
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Patent Agency Ranking
公开(公告)号：US20230187129A1
公开(公告)日：2023-06-15
申请号：US18106545
申请日：2023-02-07
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Byung Soo Kang , Byeong Cheol Moon , Tae Jun Choi , Ju Hwan Yang
CPC classification number: H01F41/005 , H01F17/04 , H01F27/02 , H01F27/292 , H01F27/306 , H01F27/327 , H01F41/127 , H01F2017/048
Abstract: A coil component includes a molded portion having one surface and another surface opposing each other, and a wound coil disposed on the one surface of the molded portion and including an innermost turn, at least one intermediate turn, and an outermost turn disposed outwardly of a central portion of the one surface of the molded portion. A cover portion is disposed to face the one surface of the molded portion and to cover the wound coil, and first and second external electrodes are connected to the wound coil and arranged to be spaced apart from each other on the other surface of the molded portion. A thickness of one region of the cover portion disposed on the innermost turn is thicker than a thickness of another region of the cover portion disposed on the outermost turn.
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公开(公告)号：US11676753B2
公开(公告)日：2023-06-13
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
CPC classification number: H01F17/0013 , H01F17/04 , H01F27/292 , H01F27/324 , H01F2017/048
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：US11574765B2
公开(公告)日：2023-02-07
申请号：US16530417
申请日：2019-08-02
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Ji Hyung Jung , Byeong Cheol Moon , Jae Hun Kim , Joung Gul Ryu
Abstract: A coil component includes a body having one surface and the other surface facing each other, and having one end surface and the other end surface facing each other in one direction; a supporting substrate embedded in the body; a coil portion disposed on the supporting substrate; a first lead-out portion connected to one end of the coil portion and exposed from the body; and a second lead-out portion connected to the other end of the coil portion and exposed from the body. The coil portion has a first pattern region facing the one surface and a second pattern region facing the other surface, each of the first and second pattern regions extends in the one direction, and a distance of the first pattern region in the one direction is shorter than a distance of the second pattern region in the one direction.
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公开(公告)号：US11574762B2
公开(公告)日：2023-02-07
申请号：US16879011
申请日：2020-05-20
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Yong Hui Li , Byeong Cheol Moon
Abstract: A coil component includes a body and a coil portion embedded in the body and having a plurality of turns wound about an axis. Each of the plurality of turns includes a plurality of corner portions adjacent to corners of the body, and at least one connection portion connecting adjacent corner portions among the plurality of corner portions, and a difference in heights, measured in the direction of the axis, between an innermost turn and a turn adjacent to the innermost turn, among the plurality of turns, is greater in the corner portion than in the connection portion.
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公开(公告)号：US11562850B2
公开(公告)日：2023-01-24
申请号：US16874892
申请日：2020-05-15
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Byung Soo Kang , Seung Mo Lim , Seung Min Lee , Byeong Cheol Moon , Yong Hui Li , Ju Hwan Yang
Abstract: A coil component includes a body, a support substrate embedded in the body, a coil portion including first and second lead-out portions disposed on one surface of a support substrate and spaced apart from each other, slit portions formed along edge portions between both end surfaces of the body, opposing each other, and a first surface of the body, respectively, and exposing the first and second lead-out portions to internal surfaces of the slit portions, respectively, plating prevention portions embedded in the first and second lead-out portions, respectively, and having first surfaces exposed to the internal surfaces of the slit portions, respectively, and first and second external electrodes disposed on the first surface of the body, spaced apart from each other, extending to the internal surfaces of the slit portions, respectively, and connected to the first and second lead-out portions, respectively.
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