Efficient photovoltaic charging circuit

The utility model belongs to the technical field of new energy and relates to an efficient photovoltaic charging circuit. The efficient photovoltaic charging circuit comprises a photovoltaic cell PV, a metal-oxide-semiconductor field effect transistor (MOSFET) T1, an energy storing storage battery E, a synchronous reverse isolation circuit, a pulse width modulation (PWM) control circuit, a diode D4, an inductor L1 and a capacitor C1, a positive electrode PV+ end of the photovoltaic cell PV is connected with a drain electrode D of the MOSFET T1, a source electrode S of the MOSFET T1 is connected with a cathode of the diode D4 and a 01 end of the inductor L1, a 02 end of the inductor L1 is connected with one end of the capacitor C1 and a 06 end of the synchronous reverse isolation circuit, a 07 end of the synchronous reverse isolation circuit is connected with a positive electrode SB+ end of the energy storing storage battery E, a grid electrode G of the MOSFET T1 is connected with the output of the PWM control