BHD2178 product series is a new generation of two-phase high voltage hybrid stepping motor digital driver based on DSP controlled, suitable for various types of two-phase hybrid stepping motor with current 8.0A below and outside diameter 57-130mm. The internal circuit of the driver is similar to the servo control principle, which can make the motor run smoothly without vibration and noise. The torque of the motor at high speed is far greater than that of similar products in the market, and the positioning accuracy can reach up to 40000 step / turn. The products are widely used in woodworking engraving machine, medium-sized CNC machine tools, computer embroidery machine, packaging machinery.