Digital-analog hybrid soft start DC brushless motor driving chip

The invention provides a digital-analog hybrid soft start DC brushless motor driving chip which is characterized by comprising a magnetic field detection module which detects the size of a motor magnetic field; an output driving module of which the output port is connected with a peripheral coil for controlling driving of a power tube; a soft control module which is connected with the output driving module for controlling soft start of the motor and commutates the interval soft switch for protecting interference voltage generated by the motor coil from breaking through the chip so that electric noise of starting of the motor can be reduced, and the motor is enabled to stably start in starting and stably stop in stopping; a power supply module which is connected with the magnetic field detection module and the output driving module and supplies stable working voltage to each part; and a digital control module which is connected with the magnetic field detection module, the output driving module, the soft contr