WObit • SMC108-WP V2 • Stepper motor controller 8A, 75VDC, 1/16 steps

108,52 Excl. VAT

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WObit • SMC108-WP V2 • Stepper motor controller 8A, 75VDC, 1/16 steps

WObit SMC108-WP v2 stepper motor controller is designed to work with a two-phase stepper motor with a bipolar (8- or 4-wire) or unipolar 6- wire winding, configured as bipolar.

It allows for step division control in the range of 1/2 to 1/16 , forcing a constant current in the winding regardless of the supply voltage.

Recommended power supply: WObit ZN350-L-SS


  • Power stages with modern DirectFET™ technology
  • Microprocessor and a specialized TMC239 control system, equipped with a precise current control and overload control system for the upper and lower branches of the power bridge
  • Supply voltage 15…75 DC
  • High rated current – max 7.5 A per phase
  • Selection of the motor winding current: 3…8 A
  • Step division: 1/1, 1/2, 1/4, 1/5, 2/5, 1/8, 1/10, 1/16
  • 23kHz transistor switching frequency
  • Opto-isolated inputs
  • Automatic current reduction
  • Power supply and control signals on detachable strips with screw connectors
  • Mounting on DIN rail
  • LED indicators for power / operation / error



Weight 0,2 kg


Power Supply (voltage)

15…75 VDC

Motor phase current

3…8 A

PWM frequency


Step resolution

1, ½, ¼, 1/8, 1/16, 1/5, 2/5, 1/10

Control inputs CLK, DIR, EN

Low state: <2 V, High state 5..24 V

CLK input signal

Max. frequency 40 KHz (Filtering OFF)
Max. frequency 15 KHz (Filtration ON)

Operating temperature range


IP class



DIN rail mount


Dimensions: 120 x 101 x 23 mm

Consumer sale





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