AC/DC intelligent power supply module

The utility model relates to the technical field of power electronics, in particular to an alternating current and direct current intelligent power supply module, which comprises a power taking unit and a charging unit, the power taking unit comprises a conversion circuit and a step-down circuit, the charging unit comprises a voltage stabilizing circuit, the conversion circuit is connected with the step-down circuit, and the step-down circuit is connected with the voltage stabilizing circuit. According to the utility model, through the arrangement of the conversion circuit, when a mains supply is connected, the mains supply is converted into a direct current to charge the battery BT and output the direct current, the direct current supplies power to a load after voltage reduction and stabilization, and when the mains supply is disconnected, the battery BT provides a power supply voltage to the input end of the integrated chip IC2, and the diode D7 outputs the direct current. Therefore, the use steps of the em