Delta Electronics (shanghai) Co., Ltd

Delta Electronics, Inc.

Yiqing Ye

Shouyu Hong

Xiaoni Xin

Jianhong Zeng

Zhiheng Fu

Haoyi Ye

Min Zhou

Pengkai Ji

Jinping Zhou

Qingdong Chen

Chao Yan

Ganyu Zhou

Chaofeng Cai

Jianping Ying

Yuan Zhou

Tong-Sheng Pan

Wen-Yu Lin

Rui Wu

Yu-Ching Kuo

Jun Zhu

Huayao Bao

Zhenqing Zhao

Le Liang

Kai Lu

Yan Tong

Chongfeng Zheng

Tao Wang

Peter Mantovanelli Barbosa

Yicong Xie

Haibin Xu

Weicheng Zhou

Wen-Chang Lee

Zengsheng Wang

Wulong Cong

Wenxin Zhang

Sansan Guo

Chengshang Yang

Ningning Zhang

Tiansheng Zhu

Zhizhen Lian

Zhimin Suo

A transformer module and a power module are provided. The transformer module includes: a magnetic core, a first winding and a second winding. The magnetic core includes at least one magnetic column at least partially covered by a multi-layer carrier including a plurality of horizontal copper foils and connecting copper foils. Horizontal copper foils are located on horizontal wiring layers, and connecting copper foils are disposed to connect horizontal copper foils. First and second windings surround the magnetic column, and the second winding is located outside the first winding. Both the first and second windings are formed by a horizontal copper foil and a connecting copper foil; two ends of the first winding are electrically connected to first and second surface-mounted pins; two ends of the second winding are electrically connected to third and fourth surface-mounted pins; these pins are disposed on at least one surface of the transformer module.

Transformer module and power module

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.

Manufacturing method of magnetic element

A magnetic element includes a magnetic core assembly and a winding assembly. The magnetic core assembly includes a first magnetic part. 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 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 and disposed on four lateral surfaces of the first accommodation space, and at least a portion of the first magnetic part is disposed within the first accommodation space.

Magnetic element and manufacturing method thereof

A switching module includes a substrate, a switching element, a first control part, a second control part, a first power part and a second power part. The switching element is disposed on the substrate. The switching element includes a first control terminal, a second control terminal, a first power terminal and a second power terminal. The first control part is connected with the first control terminal of the switching element. The second control part is connected with the second control terminal of the switching element. A projection area of the first control part on a reference plane intersects with a projection area of the second control part on the reference plane at one or more first intersections. The first power part is connected with the first power terminal of the switching element. The second power part is connected with the second power terminal of the switching element.

Switching module

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.

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.

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.

Magnetic element, manufacturing method of magnetic element, and power module

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.

The present disclosure provides a power supply system and an electronic device. The power supply system is used to supply power to a load and includes a system board where the load is disposed; a substrate; at least one output capacitor surface-mounted on the second side of the system board; at least one positive output conductive-connected region disposed on the first side of the substrate, and being electrically connected to one terminal of the at least one output capacitor; at least one negative output conductive-connected region disposed on the first side of the substrate, and being electrically connected to other terminal of the at least one output capacitor; and at least one power unit disposed on the second side of the substrate, and being electrically connected to the at least one positive output conductive-connected region and the at least one negative output conductive-connected region.

Power supply system and electronic device

The invention provides a conversion circuit for converting input voltage into output voltage, including: a full-wave rectifier circuit including first and second branches connected in parallel, and each including a secondary winding and a rectifier switch; a first switch branch connected to midpoint of the first branch, and including first to fourth switches connected in series; a first resonant unit connected between connection node of the first and second switches and midpoint of the second branch; a second resonant unit connected between connection node of the third and fourth switches and midpoint of the second branch; a first primary winding connected in series to the first resonant unit; and a capacitor connected between connection node of the second and third switches and midpoint of the second branch. The conversion circuit of the invention improves conversion efficiency while maintaining smaller voltage stress on switches.

Conversion circuit topology

The invention provides a conversion circuit for converting input voltage into output voltage, including: a full-bridge rectifier circuit including first and second bridge arms connected in parallel and electrically connected between first and second ends of the output voltage; a first switch branch electrically connected between the first end of the input voltage and the first end of the output voltage, and including first and second switches connected in series to form a first connection node; a first resonant unit electrically connected between the first connection point and midpoint of the first bridge arm; and a first transformer including a first primary winding connected in series with the first resonant unit; and a first secondary winding connected between midpoint of the first bridge arm and midpoint of the second bridge arm. The conversion circuit of the invention improves conversion efficiency while maintaining smaller voltage stress on switches.

The present disclosure provides a power module and a method for manufacturing the power module. The power module includes a chip, a passive element and connection pins. The connection pins are provided on a pin-out surface of the power module, and are electrically connected to at least one of a chip terminal of the chip and the passive element; a projection of the chip on the pin-out surface of the power module does not overlap with a projection of the passive element on the pin-out surface of the power module, and an angle between the terminal-out surface of the chip and the pin-out surface of the power module is greater than 45&#xb0; and less than 135&#xb0;.

Power module and method for manufacturing the same

The invention provides a conversion circuit for converting an input voltage into an output voltage, including: a first full-wave rectifier circuit including a first branch and a second branch connected in parallel, each including a winding and a rectifier switch connected in series to form a midpoint; a first switch branch including a first switch and a second switch connected in series to form a first connection node; and a first resonant unit connected between the first connection node and a midpoint of the second branch, wherein the first resonant unit is not connected in series to the windings of the transformer. The conversion circuit of the invention improves conversion efficiency while maintaining smaller voltage stress on switches.

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

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Shanghai, China

Yiqing Ye