公开(公告)号：US12100542B2

公开(公告)日：2024-09-24

申请号：US17195612

申请日：2021-03-08

Applicant: Delta Electronics (Shanghai) CO., LTD

Inventor： Mingzhun Zhang ,  Jinping Zhou ,  Min Zhou

IPC: H01F27/28 ,  H01F27/24 ,  H01F27/34 ,  H01F27/40 ,  H01F27/30

CPC classification number: H01F27/346 ,  H01F27/24 ,  H01F27/28 ,  H01F27/40 ,  H01F27/306

Abstract: The present disclosure provides a coupled inductor and a power module. The coupled inductor includes a magnetic core, a first winding, a second winding, and an adjustment structure located in the magnetic core. At least part of the first winding and at least part of the second winding are in the magnetic core, a stacked portion of the first winding and a stacked portion of the second winding are stacked in a height direction, a non-stacked portion of the first winding and the second winding are not stacked in the height direction, and a non-stacked portion of the second winding and the first winding are not stacked in the height direction. The adjustment structure which is adjoining the non-stacked portion of the first winding and the non-stacked portion of the second winding and has a lower magnetic permeability than that of the magnetic core may adjusts leakage inductance.

公开(公告)号：US11870359B2

公开(公告)日：2024-01-09

申请号：US17453179

申请日：2021-11-01

Applicant: Delta Electronics (Shanghai) Co., Ltd.

Inventor： Jinping Zhou ,  Mingzhun Zhang ,  Min Zhou

IPC: H02M3/335 ,  H01F27/38 ,  H01F27/24 ,  H01F3/14

CPC classification number: H02M3/33584 ,  H01F3/14 ,  H01F27/24 ,  H01F27/38

Abstract: Embodiments of the present application provide a transformer and a bidirectional isolated resonant converter, where the transformer includes a first side winding, a second side winding, and a magnetic core. The magnetic core includes a winding column, at least one side column and two connecting portions. The first side winding includes: a first side first winding and a first side second winding that are electrically connected, and the second side winding is located between the first side first winding and the first side second winding. An air gap is provided on the winding column, and the air gap is provided between the second side winding and a first end surface of the winding column, and a first side equivalent leakage inductance and a second side equivalent leakage inductance are obtained through the air gap.

公开(公告)号：US11842847B2

公开(公告)日：2023-12-12

申请号：US17818980

申请日：2022-08-11

Applicant: Delta Electronics (Shanghai) Co., Ltd.

Inventor： Chaofeng Cai ,  Xiaoni Xin ,  Jianhong Zeng ,  Shouyu Hong ,  Rui Wu ,  Haoyi Ye ,  Yiqing Ye ,  Jinping Zhou ,  Zhiheng Fu ,  Min Zhou ,  Yu-Ching Kuo ,  Tong-Sheng Pan ,  Wen-Yu Lin

IPC: H01F27/28 ,  H01F41/08 ,  H01F41/064 ,  H01F41/02 ,  H01F30/08

CPC classification number: H01F41/08 ,  H01F41/0213 ,  H01F41/064 ,  H01F30/08

Abstract: The present disclosure provides a transformer module and a power module, wherein the transformer module comprises: a magnetic core, where a first insulating layer and a second wiring layer are sequentially disposed on the magnetic core from inside to outside; a first metal winding, wound around the magnetic core in a foil structure, and comprising a first winding segment formed in the first wiring layer and a second winding segment formed in the second wiring layer; and a second metal winding, wound around the magnetic core in a foil structure, comprising a third winding segment formed in the first wiring layer and a fourth winding segment formed in the second wiring.

公开(公告)号：US11419214B2

公开(公告)日：2022-08-16

申请号：US17083306

申请日：2020-10-29

Applicant: Delta Electronics (Shanghai) CO., LTD

Inventor： Pengkai Ji ,  Jianhong Zeng ,  Yu Zhang ,  Shouyu Hong ,  Jinping Zhou ,  Bau-Ru Lu

IPC: H05K1/00 ,  H05K1/14 ,  H05K1/18 ,  H05K1/11 ,  H05K1/02 ,  H02M3/158 ,  H02M3/07 ,  H02M3/335

Abstract: The present disclosure provides a power supply module used in a smart terminal and a power supply module assembly structure, the power supply module includes a substrate having first and second surfaces opposite to each other; a power passive element, an active element and a plurality of first conductive parts disposed at the substrate; the power passive element being independently disposed on the first surface of the substrate as a whole; wherein a maximum height of the power passive element disposed on the first surface of the substrate is greater than a sum of a maximum height of an element disposed on the second surface of the substrate and an half of the thickness of the substrate.

公开(公告)号：US20220130605A1

公开(公告)日：2022-04-28

申请号：US17383496

申请日：2021-07-23

Applicant: Delta Electronics (Shanghai) Co., Ltd.

Inventor： Shouyu Hong ,  Qingdong Chen ,  Zhiheng Fu ,  Ganyu Zhou ,  Yan Tong ,  Wen Han ,  Jinping Zhou ,  Pengkai Ji ,  Yiqing Ye

IPC: H01F41/02 ,  H05K1/16 ,  H01F27/30 ,  H01F27/32 ,  H01F27/24

Abstract: A magnetic element includes a magnetic core assembly and a winding assembly. The magnetic core assembly includes a first magnetic part and a second magnetic part arranged independently. The winding assembly includes a first winding. The first winding is wound around the first magnetic part. Moreover, at least a portion of a substrate is formed as the first winding. The substrate includes a first accommodation space, a second accommodation space and a first metal structure. Moreover, at least a portion of the first metal structure is formed as at least a portion of the first winding. At least a portion of the first magnetic part and at least a portion of the second magnetic part are disposed within the first accommodation space and the second accommodation space, respectively. The substrate has an integral structure.

公开(公告)号：US20190172629A1

公开(公告)日：2019-06-06

申请号：US16259721

申请日：2019-01-28

Applicant: Delta Electronics (Shanghai) Co., Ltd.

Inventor： Jinping Zhou ,  Zhangnan Xin ,  Pengkai Ji ,  Yi-Min Hsieh

IPC: H01F27/28 ,  H01F27/29 ,  H01F27/255 ,  H01F41/04 ,  H01F41/02

CPC classification number: H01F27/2823 ,  H01F3/14 ,  H01F27/255 ,  H01F27/2847 ,  H01F27/29 ,  H01F27/292 ,  H01F41/0246 ,  H01F41/04 ,  H01F2003/106 ,  H02M3/04 ,  H02M2003/1586

Abstract: A magnetic component and a manufacturing method thereof are provided. The magnetic component includes a magnetic core, a first winding set and a second winding set. The magnetic core is made of a magnetic powder material and includes two connecting portions connected through three magnetic columns to form a first side and a second side opposite to each other. The first winding set and the second winding set are made by a flat conductive body, and spaced apart on the middle magnetic column at a distance. The first winding set includes two first conducting portions connected through a first horizontal portion. The second winding set includes two second conducting portions connected through a second horizontal portion. The first horizontal portion and the second horizontal portion are exposed to the first side, and the two first conducting portions and the two second conducting portions are extended to the second side.

公开(公告)号：US12159749B2

公开(公告)日：2024-12-03

申请号：US18493818

申请日：2023-10-25

Applicant: Delta Electronics (Shanghai) Co., Ltd.

Inventor： Chaofeng Cai ,  Xiaoni Xin ,  Jianhong Zeng ,  Shouyu Hong ,  Rui Wu ,  Haoyi Ye ,  Yiqing Ye ,  Jinping Zhou ,  Zhiheng Fu ,  Min Zhou ,  Yu-Ching Kuo ,  Tong-Sheng Pan ,  Wen-Yu Lin

IPC: H01F27/28 ,  H01F41/02 ,  H01F41/064 ,  H01F41/08 ,  H01F30/08 ,  H01F41/04

Abstract: The present disclosure provides a transformer module and a power module, wherein the transformer module comprises: a magnetic core, a first wiring layer, a first insulating layer and a second wiring layer, where the first wiring layer, the first insulating layer and the second wiring layer are sequentially disposed on the magnetic core from outside to inside; a first metal winding, formed in the first wiring layer, where at least part of the first metal winding is wound around the magnetic core in a foil structure; the first insulating layer, at least partially covered by the first metal winding; a second metal winding, formed in the second wiring layer and wound around the magnetic core, where the second metal winding is at least partially covered by the first insulating layer, and at least partially covered by the first metal winding.

公开(公告)号：US12002615B2

公开(公告)日：2024-06-04

申请号：US17024720

申请日：2020-09-18

Applicant: Delta Electronics (Shanghai) Co., Ltd.

Inventor： Shouyu Hong ,  Ganyu Zhou ,  Zhiheng Fu ,  Yan Tong ,  Qingdong Chen ,  Xiaoni Xin ,  Jinping Zhou ,  Pengkai Ji ,  Yiqing Ye

IPC: H01F27/28 ,  H01F27/24 ,  H01F27/32 ,  H01F41/02 ,  H01F41/04 ,  H01F41/12

CPC classification number: H01F27/2804 ,  H01F27/24 ,  H01F27/324 ,  H01F41/0206 ,  H01F41/041 ,  H01F41/125

Abstract: The present disclosure provides a magnetic element, a manufacturing method of a magnetic element, and a power module. The magnetic element includes: a magnetic core; and a metal wiring layer, where the metal wiring layer is flat wound on a surface of at least one section of a magnetic column of the magnetic core, the metal wiring layer includes a vertical portion and a horizontal portion, and at least part of the vertical portion forms a multi-turn metal winding by mechanically dividing.

公开(公告)号：US11984250B2

公开(公告)日：2024-05-14

申请号：US17684459

申请日：2022-03-02

Applicant: Delta Electronics (Shanghai) CO., LTD

Inventor： Mingzhun Zhang ,  Jinping Zhou ,  Min Zhou ,  Shouyu Hong ,  Qingdong Chen

IPC: H01F27/28 ,  H01F27/02 ,  H01F27/24 ,  H01F27/26 ,  H02M3/00 ,  H02M3/158 ,  H02M1/00 ,  H02M3/04

CPC classification number: H01F27/263 ,  H01F27/02 ,  H01F27/24 ,  H01F27/2823 ,  H02M3/003 ,  H02M1/0064 ,  H02M3/04 ,  H02M3/1586

Abstract: A multi-winding inductor includes a magnetic core including three magnetic columns and two windings. Each winding includes a first, a second and a third portions. The first magnetic column is arranged between the first portion of the first winding and the first portion of the second winding; the second magnetic column is arranged on one side of the first portion of the first winding and the third portion of the second winding; and the third magnetic column is arranged between the third portion of the first winding and the third portion of the second winding. The first and the second portions of two windings respectively form pins on opposite sides of the magnetic core.

公开(公告)号：US11909311B2

公开(公告)日：2024-02-20

申请号：US17015154

申请日：2020-09-09

Applicant: Delta Electronics (Shanghai) CO., LTD

Inventor： Jinping Zhou ,  Min Zhou ,  Zhangnan Xin ,  Xinjian Zou

IPC: H02M3/158 ,  H02M1/14 ,  H02M1/00 ,  H01F27/38 ,  H01F37/00 ,  H01F3/14 ,  H02M3/04 ,  H01F27/30 ,  H01F27/24 ,  H01F27/28

CPC classification number: H02M3/04 ,  H01F3/14 ,  H01F27/306 ,  H01F27/38 ,  H01F37/00 ,  H02M3/1584 ,  H01F27/24 ,  H01F27/28 ,  H02M1/0038 ,  H02M1/0048 ,  H02M1/0064 ,  H02M1/14 ,  H02M3/1586

Abstract: An N-phase power converter has N phases with outputs connected in parallel and outputs connected in parallel. The converter comprises: N switch units, wherein each phase of the N-phase power converter comprises one of the N switch units; and an integrated inductor unit, comprising M inductor subunits, wherein M is a natural number greater than or equal to 2, each inductor subunit comprises i inductors, i is a natural number greater than or equal to 2, N>M×i or N=M×i, M×i of the inductors in the integrated inductor unit are respectively coupled to M×i of the N switch units, wherein: the i inductors of each of the inductor subunit are inverse-coupled to each other, the coupling coefficient between the M inductor subunits is less than the coupling coefficient between the i inductors in each of the inductor subunits.