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公开(公告)号：US20240055182A1
公开(公告)日：2024-02-15
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: H01F41/08 , H01F41/064 , H01F41/02
CPC classification number: H01F41/08 , H01F41/064 , H01F41/0213 , H01F30/08
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.
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公开(公告)号：US20230411957A1
公开(公告)日：2023-12-21
申请号：US18332765
申请日：2023-06-12
Applicant: Delta Electronics (Shanghai) Co.,Ltd.
Inventor： Wulong CONG , Yiqing YE , Min ZHOU
CPC classification number: H02J1/10 , H02M3/1584
Abstract: The present invention discloses a power supply system and a power supply method. The power supply system includes: a load region, a load disposed in the load region, at least two preceding-stage power supply regions disposed around the load region, preceding-stage power modules disposed in the at least two preceding-stage power supply regions, at least two post-stage power supply regions disposed around the load region, and post-stage power modules disposed in the at least two post-stage power supply regions. The at least two preceding-stage power supply regions and the at least two post-stage power supply regions are arranged in a staggered manner. The preceding-stage power module and the post-stage power module are cascaded to supply power to the load.
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公开(公告)号：US20220285075A1
公开(公告)日：2022-09-08
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
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.
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公开(公告)号：US20220181986A1
公开(公告)日：2022-06-09
申请号：US17453179
申请日：2021-11-01
Applicant: Delta Electronics (Shanghai) Co., Ltd.
Inventor： Jinping ZHOU , Mingzhun ZHANG , Min ZHOU
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.
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公开(公告)号：US20210134511A1
公开(公告)日：2021-05-06
申请号：US17011135
申请日：2020-09-03
Applicant: Delta Electronics (Shanghai) CO., LTD
Inventor： Quanliang ZHANG , Shizhong GUO , Min ZHOU , Lin LAN
Abstract: A transformer includes an insulation member, a high voltage part, and a low voltage part, the insulation member includes a first insulator, a second insulator, and a reference plane, the high voltage part is disposed on a first side of the reference plane, the low voltage part is disposed on a second side of the reference plane, the first insulator is disposed on the reference plane, at least a portion of the second insulator is located around the high voltage part, at least one air passage is formed by the insulation member, and at least a portion of the air passage is located within a height of the high voltage part in a normal direction of the reference plane.
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Patent Agency Ranking
公开(公告)号：US20210287848A1
公开(公告)日：2021-09-16
申请号：US17195612
申请日：2021-03-08
Applicant: Delta Electronics (Shanghai) CO., LTD
Inventor： Mingzhun ZHANG , Jinping ZHOU , Min ZHOU
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.
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公开(公告)号：US20180323702A1
公开(公告)日：2018-11-08
申请号：US15928129
申请日：2018-03-22
Applicant: Delta Electronics (Shanghai) CO., LTD
Inventor： Jinping ZHOU , Min ZHOU , Zhangnan XIN , Xinjian ZOU
IPC: H02M3/04
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.
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公开(公告)号：US20240055181A1
公开(公告)日：2024-02-15
申请号：US18492801
申请日：2023-10-24
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: H01F41/08 , H01F41/064 , H01F41/02
CPC classification number: H01F41/08 , H01F41/064 , H01F41/0213 , 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 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 and comprising a third winding segment formed in the first wiring layer and a fourth winding segment formed in the second wiring; where at least part of the first metal winding and the second metal winding are wound around the magnetic core in a foil structure.
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公开(公告)号：US20220285071A1
公开(公告)日：2022-09-08
申请号：US17653134
申请日：2022-03-02
Applicant: Delta Electronics (Shanghai) CO., LTD
Inventor： Mingzhun ZHANG , Jinping ZHOU , Min ZHOU , Shouyu HONG , Qingdong CHEN
Abstract: A multi-winding inductor includes a magnetic core including four magnetic columns and a winding assembly including two windings. Each winding includes three portions. The first and third portions of the first winding are respectively between the first and the second magnetic columns, and the third and the fourth magnetic columns; and the first and third portions of the second winding are respectively between the fourth and the first magnetic columns, and the second and the third magnetic columns. Both the first portions of two windings extend to a surface of the magnetic core and respectively form a first and a third pins. The winding is a flat wire with the thickness less than the width, and the width direction is parallel to an extension direction of the first magnetic column.
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公开(公告)号：US20200251278A1
公开(公告)日：2020-08-06
申请号：US16856682
申请日：2020-04-23
Applicant: Delta Electronics (Shanghai) CO., LTD
Inventor： Quanliang ZHANG , Min ZHOU , Shizhong GUO
Abstract: A high-voltage transformer includes a magnetic core; at least a secondary coil unit including at least one secondary winding; at least a primary coil unit, comprising at least one primary winding and a first insulating portion, the first insulating portion forming at least one through hole, the primary winding encircling the through hole and being wrapped by the first insulating portion and fixed in the first insulating portion, the magnetic core passing through the through hole, a shielding layer being formed on a surface of the first insulating portion, and the shielding layer being used for connecting a safety ground; a second insulating portion formed by extending the first insulating portion; a first retaining wall presented in a closed ring shape, arranged on an end periphery of the second insulating portion; and a second retaining wall arranged in the first retaining wall.
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