Shenzhen Sofarsolar Co., Ltd.

Degang Yi

Peng Liu

Rong Xiao

Mingping Guo

Qinyi Jiang

A three-level converting circuit, and a starting method and electronic equipment thereof. The circuit includes: a first voltage source; a first soft-start circuit; a first capacitor; a first switch, a second switch, a third switch and a fourth switch sequentially connected in series; a flying capacitor; a second soft-start circuit; a second voltage source and a second capacitor. The three-level converting circuit can pre-charge the flying capacitor, the first capacitor and the second capacitor when executing the starting method thereof, thereby preventing the over-voltage damage of the switches.

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Shenzhen, China

Degang Yi