公开(公告)号：US20230120939A1

公开(公告)日：2023-04-20

申请号：US17885941

申请日：2022-08-11

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Chan YOON ,  Dong Hwan LEE ,  Dong Jin LEE ,  Boum Seock KIM

IPC: H01F27/32 ,  H01F27/29 ,  H01F27/24

Abstract: A coil component includes a body including first to fourth side surfaces and one surface and the other surface connected to each of the first to fourth side surfaces and opposing each other in a first direction, a distance between the one surface and the other surface in the first direction being 440 μm or less, and a coil disposed in the body, wherein a thickness of the coil in the first direction is shorter than a minimum distance from the one surface of the body to the coil, and a minimum distance from the coil to the first to fourth side surfaces of the body is 40 μm or greater.

公开(公告)号：US20230114664A1

公开(公告)日：2023-04-13

申请号：US17890611

申请日：2022-08-18

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Chan YOON ,  Dong Hwan LEE ,  Dong Jin LEE ,  Boum Seock KIM

IPC: H01F27/29 ,  H01F27/32 ,  H01F17/04 ,  H01F27/28

Abstract: A coil component includes a body having a first surface and a second surface opposing in a thickness direction, and a first side surface and a second side surface opposing in a width direction while each connecting the first surface and the second surface to each other. A coil unit is disposed in the body. First and second external electrodes are disposed to be spaced apart from each other on the body, while respectively being connected to the coil unit. A cover portion disposed on the second surface of the body and at least partially covering the first and second external electrodes. A cross-section perpendicular to the first surface of the body and parallel to the width direction and traversing the body and the cover portion has substantially the same size in the width direction and in the thickness direction.

公开(公告)号：US20220102047A1

公开(公告)日：2022-03-31

申请号：US17360154

申请日：2021-06-28

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Dong Hwan LEE ,  Hye Yeon CHA ,  Chan YOON ,  Dong Jin LEE ,  Hwi Dae KIM

IPC: H01F27/02 ,  H01F27/255 ,  H01F27/29 ,  H01F17/04

Abstract: A coil component includes a body having an upper surface and a lower surface opposing each other in a thickness direction, a support substrate disposed in the body and having one surface perpendicular to the lower surface of the body, a coil portion disposed on the support substrate, and first and second external electrodes disposed on the lower surface of the body. The body includes an active portion, covering the coil portion, and first and second cover portions, respectively disposed on opposing surfaces of the active portion. The active portion includes a first magnetic metal particle, a second magnetic metal particle having a smaller diameter than the first magnetic metal particle, and a first insulating resin. Each of the first and second cover portions includes a third magnetic metal particle, having a smaller diameter than the first magnetic metal particle, and a second insulating resin.

公开(公告)号：US20220093317A1

公开(公告)日：2022-03-24

申请号：US17116094

申请日：2020-12-09

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Chan YOON ,  Dong Hwan LEE ,  Dong Jin LEE ,  Sang Soo PARK

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

Abstract: A coil component includes a body, a coil portion disposed in the body, and first and second external electrodes disposed on the body to be spaced apart from each other, wherein A/C≥2.4 and B/C≥1.6 are satisfied, where a length, a width, and a thickness of the coil component are defined as ‘A’, ‘B’, and ‘C’, respectively, and a ratio of a thickness to a width of at least one turn of the coil portion is 1 or less, based on a cross-section of the coil component.

公开(公告)号：US20220020523A1

公开(公告)日：2022-01-20

申请号：US17116091

申请日：2020-12-09

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Chan YOON ,  Dong Hwan LEE ,  Dong Jin LEE ,  Sang Soo PARK

IPC: H01F27/28 ,  H01F27/29 ,  H01F27/32 ,  H01F41/12 ,  H01F27/255 ,  H01F41/04

Abstract: A coil component includes a body, a planar spiral-shaped coil portion disposed in the body, a lead portion disposed to be spaced apart from the coil portion in the body, a support substrate disposed between the coil portion and the lead portion to correspond to the lead portion, a via penetrating through the support substrate to connect an internal end portion of the coil portion and an internal end portion of the lead portion to each other, an insulating layer covering the coil portion and the lead portion, and a first external electrode and a second external electrode disposed to be spaced apart from each other on a surface of the body and connected to the external end portion of each of the coil portion and the lead portion.

公开(公告)号：US20210398737A1

公开(公告)日：2021-12-23

申请号：US17233240

申请日：2021-04-16

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Dong Hwan LEE ,  Dong Jin LEE ,  Chan YOON ,  Young Ghyu AHN

IPC: H01F27/28 ,  H01F27/24

Abstract: A coil component includes a support substrate, first and second coil units disposed on the support substrate and spaced apart from each other, and a body having a first core and a second core spaced apart from the first core. The first and second coil units include first and second winding portions having at least one turn around the first and second cores, respectively, and first and second extension portions respectively extending from the first and second winding portions, each of the first and second extension portions surrounding the first and second cores. The first and second winding portions are spaced apart from each other in a direction in which the first extension portion extends from the first winding portion.

公开(公告)号：US20210375535A1

公开(公告)日：2021-12-02

申请号：US16990273

申请日：2020-08-11

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Hye Mi YOO ,  Dong Hwan LEE ,  Hwi Dae KIM ,  Sang Soo PARK ,  Chan YOON ,  Dong Jin LEE

IPC: H01F27/33 ,  H01F27/28 ,  H01F27/32 ,  H01F27/29

Abstract: A coil component includes a winding-type coil including a coil portion and first and second lead-out portions respectively connected to the coil portion; a body in which the winding-type coil is disposed, the first and second lead-out portions of the winding-type coil exposed from the body; a noise removal portion including a pattern portion spaced apart from a metal wire of the winding-type coil in the body and having both end portions spaced apart from each other to have an open-loop, and a third lead-out portion connected to the pattern portion and exposed from the body; an insulating layer disposed between the winding-type coil and the noise removal portion; and first to third external electrodes arranged on the body to be spaced apart from each other and respectively connected to the first to third lead-out portions.

公开(公告)号：US20150003126A1

公开(公告)日：2015-01-01

申请号：US14033426

申请日：2013-09-20

Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.

Inventor： Don Sik KIM ,  Dong Jin LEE ,  Jae Cheol JU ,  Jae Hak LEE ,  Hong Sun PARK

IPC: H02M1/36

CPC classification number: H02M3/33523 ,  G06F1/32 ,  H02M1/32

Abstract: There is provided a power supply device having a primary side on which a primary winding of a transformer is located and a secondary side on which a secondary winding of the transformer is located, and supplying power to a load, the device including: a photo coupler transmitting load short-circuit information from the secondary side to the primary side, a standby power supply terminal supplying power to the photo coupler; and a current passing unit connecting the photo coupler to the load.

Abstract translation: 提供了一种电源装置，其具有初级侧，变压器的初级绕组位于该初级侧，以及次级侧，变压器的次级绕组位于该次级侧，并向负载供电，该装置包括：光耦合器 将负载短路信息从次级侧传送到初级侧，备用电源端子向光耦合器供电; 以及将光耦合器连接到负载的电流通过单元。