DollaTek DM542 2 Phase Digital 18 48 VDC Max. 4.2A Stepper Motor Driver Controller for 3D Printer

57 series 4.5A or less (including 4.5A) two-phase four-wire, six-wire, eight-wire stepper motor also can be used The drive uses a discrete component structure that supports two-phase 4-wire, 6-wire, and 8-wire as long as there is no overvoltage and wiring. 20KHz chopping frequency Optical isolation signal input Output current DIP switch is adjustable