Charging control circuit and method, electronic equipment and charging gun

The embodiment of the invention discloses a charging control circuit and method, electronic equipment and a charging gun. The charging control circuit comprises an autotransformer, a stepping motor, a motor driving circuit and a main control chip, and a tap is arranged in a high-voltage winding of the autotransformer; wherein one end of the stepping motor is connected with the motor driving circuit, the other end of the stepping motor is connected with a tap of the autotransformer, and a pulse width modulation (PWM) control signal output end of the main control chip is connected with a PWM control signal input end of the motor driving circuit; a tap of the autotransformer is connected with the charging interface; and the motor driving circuit is used for controlling the stepping motor to adjust the tap position of the autotransformer according to a PWM control signal sent by the main control chip. 本申请实施例公开了一种充电控制电路、方法、电子设备和充电枪，所述充电控制电路包括：自耦变压器、步进电机、电机驱动电路和主控芯片，所述自耦变压器的高压绕组中设置有抽头；其中，所述步进电机的一端连接所述电机驱动电路，另一端连接所述