Coil electronic component
    31.
    发明授权

    公开(公告)号:US11830653B2

    公开(公告)日:2023-11-28

    申请号:US16529531

    申请日:2019-08-01

    Abstract: A coil electronic component includes a body having a first surface and a second surface opposing each other and a third and a fourth surface opposing each other, an insulating substrate disposed inside the body, first and second coil portions respectively disposed on opposing surfaces of the insulating substrate, a first lead-out portion connected the first coil portion and exposed from the first and third surfaces, a second lead-out portion connected to the second coil portion and exposed from the second and third surfaces, and first and second external electrodes respectively covering the first and second lead-out portions. The insulating substrate includes a support portion supporting the first and second coil portions, a first tip exposed from the first and third surfaces and supporting the first lead-out portion, and a second tip exposed from the second and third surfaces and supporting the second lead-out portion.

    Coil component and manufacturing method for the same

    公开(公告)号:US11830652B2

    公开(公告)日:2023-11-28

    申请号:US16527943

    申请日:2019-07-31

    CPC classification number: H01F27/2804 H01F41/041 H01F2027/2809

    Abstract: A coil component and a method for manufacturing the same are provided, and the coil component includes a body portion including a magnetic material, a support member disposed in the body portion, first and second conductor patterns disposed in both sides of the support member, opposing each other, a recess portion formed in a side surface of the support member, a via conductor disposed in the recess portion and connecting the first and second conductor patterns to each other, and a via pad disposed in an end portion of each of the first and second conductor patterns to connect the first and second conductor patterns to the via conductor, and having a line width greater than line widths of the first and second conductor patterns.

    Coil electronic component
    33.
    发明授权

    公开(公告)号:US11769624B2

    公开(公告)日:2023-09-26

    申请号:US16593709

    申请日:2019-10-04

    CPC classification number: H01F27/327 H01F27/2804 H01F27/292

    Abstract: A coil electronic component includes a body including a coil portion disposed therein, and including a plurality of magnetic particles, and external electrodes connected to the coil portion. The body includes an internal region and a protective layer disposed on a surface of the internal region. A first particle of the plurality of magnetic particles included in the protective layer includes an oxide film disposed on a surface of the first particle, and a second particle, having a size greater than a size of the first particle, of the plurality of magnetic particles includes a coating layer disposed on a surface of the second particle and having a composition different from a composition of the oxide film.

    Coil component
    34.
    发明授权

    公开(公告)号:US11664154B2

    公开(公告)日:2023-05-30

    申请号:US16696052

    申请日:2019-11-26

    CPC classification number: H01F27/292 H01F27/327

    Abstract: A coil component includes a support substrate and a coil portion disposed on the support substrate, a body, in which the support substrate and the coil portion are embedded, having one surface and the other surface, one side surface and the other side surface, and one end surface and the other end surface, a first lead-out portion and a second lead-out portion, respectively extending from the coil portion to be exposed from the one side surface and the other side surface, an insulating layer disposed on each of the one surface and the other surface, and an oxide insulating layer disposed on each of the one side surface and the other side surface and each of the one end surface and the other end surface. The insulating layer is provided with a plurality of slits spaced apart from each other to expose a surface of the body.

    Coil electronic component
    35.
    发明授权

    公开(公告)号:US11626231B2

    公开(公告)日:2023-04-11

    申请号:US16525729

    申请日:2019-07-30

    Abstract: A coil electronic component includes a body having first to fourth surfaces, an insulating substrate disposed in the body, coil portions disposed on opposing surfaces of the insulating substrate, respectively, a first lead-out portion connected to one of the coil portions and exposed from the first and third surfaces, a second lead-out portion connected to another of the coil portions and exposed from the second and third surfaces, and first and second external electrodes covering the first and second lead-out portions, respectively. The insulating substrate includes a support portion supporting the coil portions, a first end portion extending from the support portion and including end surfaces respectively exposed from the first and third surfaces and spaced apart from each other, and a second end portion extending from the support portion and including end surfaces exposed from the second and third surfaces and spaced apart from each other.

    Coil electronic component
    36.
    发明授权

    公开(公告)号:US11574761B2

    公开(公告)日:2023-02-07

    申请号:US16525729

    申请日:2019-07-30

    Abstract: A coil electronic component includes a body having first to fourth surfaces, an insulating substrate disposed in the body, coil portions disposed on opposing surfaces of the insulating substrate, respectively, a first lead-out portion connected to one of the coil portions and exposed from the first and third surfaces, a second lead-out portion connected to another of the coil portions and exposed from the second and third surfaces, and first and second external electrodes covering the first and second lead-out portions, respectively. The insulating substrate includes a support portion supporting the coil portions, a first end portion extending from the support portion and including end surfaces respectively exposed from the first and third surfaces and spaced apart from each other, and a second end portion extending from the support portion and including end surfaces exposed from the second and third surfaces and spaced apart from each other.

    Coil component
    38.
    发明授权

    公开(公告)号:US11521790B2

    公开(公告)日:2022-12-06

    申请号:US16365093

    申请日:2019-03-26

    Abstract: A coil component includes a body and external electrodes. The body includes a support member having through-openings formed in end portions thereof, an internal coil supported by the support member, and an encapsulant encapsulating the support member and the internal coil. The through-openings are filled with end portions of the internal coil. An insulating layer is interposed between the internal coil and the external electrode.

    Coil component
    39.
    发明授权

    公开(公告)号:US11456111B2

    公开(公告)日:2022-09-27

    申请号:US16352190

    申请日:2019-03-13

    Abstract: A coil component includes a body having one surface and another surface opposing each other and a plurality of wall surfaces each connecting the one surface to the other surface of the body. A pair of recesses are disposed in a respective end surface of a pair of opposing end surfaces of the body and each extend to the one surface. A coil portion includes first and second lead-out portions disposed on a surface of an internal insulating layer embedded in the body, and the coil portion is exposed to an internal wall and a bottom surface of each of the pair of recesses. First and second external electrodes are each disposed along the internal wall of a respective recess and along the one surface of the body to be connected to the coil portion, and are spaced apart from each other on the one surface of the body.

    Coil component
    40.
    发明授权

    公开(公告)号:US11380475B2

    公开(公告)日:2022-07-05

    申请号:US16293202

    申请日:2019-03-05

    Abstract: A coil component includes a body including a magnetic metal powder; an internal insulating layer buried in the body; an internal coil portion disposed on the internal insulating layer, and having turns of which cross-sectional areas increase towards the internal insulating layer from externally of the internal insulating layer; an external insulating layer covering the internal coil portion; an external coil portion disposed on the external insulating layer, and having a greater number of turns than a number of turns of the internal coil portion; a connection via penetrating through the external insulating layer and connecting the internal coil portion and the external coil portion; and an insulating film surrounding the internal insulating layer, the internal coil portion, the external insulating layer, and the external coil portion.

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