公开(公告)号：US20240274345A1

公开(公告)日：2024-08-15

申请号：US18642793

申请日：2024-04-22

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 manufacturing method of a magnetic element, comprising: forming an insulation layer on an outer side of at least one section of a magnetic column of a magnetic core; forming a metal wiring layer on an outer side of the insulation layer through a metallization process; and dividing at least part of the metal wiring layer into a multi-turn metal winding through a mechanically dividing process.

公开(公告)号：US20210005378A1

公开(公告)日：2021-01-07

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 ,  H01F41/04 ,  H01F41/12 ,  H01F41/02

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.