DM542 Stepper Motor Driver For 57 86 Series 2-phase Digital Stepper Motor DriverThe driver uses discrete components structure, as long as no over voltage and wiring is right, please rest assured that two-phase 4-wire, 6-wire, 8-wire can be used. 57 series 4.5A or less (including 4.5A) two-phase four-wire, six-wire, eight-wire stepper motor also can be usedFeature:200KHz chopping frequencyOptical isolation signal inputOutput current DIP switch is adjustableBipolar constant current chopping methodHigh segmentation: 2,4,8,16,32,64,128,256. 5,10,25,50,125,200TTL input signal compatible,while accepting differential signal inputSpecifications:Power supply:DC 24-60 (V)Current maximum:4.5AOutput phase current:1.5A-4.5ALogic input current:10-20mAOperating temperature:-15℃—+45℃Size:11.7*8.5cm/4.61*3.35inchNote:Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bidDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Contents: 1 x DM542 stepper motor driver