Shenzhen Orico Technologies Co., Ltd.

Huayuan Semiconductor (shenzhen) Limited Company

Zhiwei Qiu

Yeyou Xu

Chunming Guo

Chenglong Zhang

Docking station

Hard drive enclosure

The invention provides a switching power supply and an electronic device, comprising an active clamp circuit and a transformer, the active clamp circuit including a first clamp capacitor, a second clamp capacitor, and a path guiding module that is connected at two terminals of the first clamp capacitor and two terminals of the second clamp capacitor respectively; the path guiding module, the first and the second clamp capacitors are all directly or indirectly connected to a primary side of the transformer; the path guiding module is configured to guide the first and the second clamp capacitors to obtain an electric energy from different positions on the primary side of the transformer in a first time period, and to guide the first and the second clamp capacitors to discharge the primary side of the transformer after being connected in parallel with each other in a second time period.

Growing community of inventors

Shenzhen, China

Zhiwei Qiu