Electric shaver control circuit and electric shaver

The utility model discloses an electric shaver control circuit and an electric shaver, which are used for controlling the rotating speed of a motor in the shaver and comprise a control circuit, a charging circuit, a motor driving circuit, a sampling circuit and a power supply, the charging circuit, the motor driving circuit and the sampling circuit are electrically connected with the control circuit respectively; the charging circuit, the motor driving circuit and the sampling circuit are electrically connected with the power supply respectively; and the charging circuit, the motor driving circuit and the sampling circuit are electrically connected in sequence. PWM is used for controlling a motor to drive an IC, the voltage of the motor is collected, the output PWM is controlled through a PID algorithm, constant-voltage control over the motor is achieved, and due to the fact that the rotating speed of the motor is constant under the constant-voltage condition, constant-rotating-speed control over the motor is