Patent ID: 8374000

Claim:
An interleaved flyback converter device with leakage energy recycling, comprising: a first flyback converter including a first capacitor, a first switch, a first diode, a first transformer and a third diode; a second flyback converter including a second capacitor, a second switch, a second diode, a second transformer and a fourth diode; an input power connected to the first capacitor of the first flyback converter and the second capacitor of the second flyback converter; wherein the first transformer includes a primary winding having a first magnetizing inductance and a first leakage inductance; the second transformer includes a primary winding having a second magnetizing inductance and a second leakage inductance; the first switch, the primary winding of the first transformer, the primary winding of the second transformer and the second switch are connected in series; the first transformer and the second transformer are connected in parallel to a load.