... ,17,23,24,34Characteristics:1.DC power input type:24V~50VDC2.Output current:1.3A-4.5A3. ... edge duration >10μS)6.DIR + DIR-:Stepping motor direction input, voltage level touched off,high towards, ... low reverse7.ENA+ ENA-: motor free NOTE:1.When ambient temperature is high or ... driver has a jumpMore models economical stepper motor driver, step motor driver, stepping motor driver