The utility model discloses a swash formula drive power supply electromagnetic compatibility control circuit, include: rectification filter circuit, boost circuit, sharp formula transfer circuit, drive and control circuit and output circuit, boost circuit is connected to rectification filter circuit's output, sharp formula transfer circuit is connected to boost circuit's output, output circuit isconnected to the output that swashs the formula transfer circuit, and drive and control circuit is connected to the output of output circuit, drive and control circuit is connected with the control end of boost circuit and sharp formula transfer circuit. The embodiment of the utility model provides an in, adopt the leakage inductance that swashs formula transfer circuit reduction transformer and produce when circuit conduction and disconnection, reduce drive power supply's working loss, improve power efficiency.