20A Unipolar stepper driver
If you are looking for high current stepper motor driver here is a nice project you can build yourself.It is designed for Unipolar Stepper Motor that able to handle up to 20A. Here are some features:
  • Handles a maximum of 20A
  • Handles a maximum of 100V
  • Shuts down on overtemperature
  • Half-step and full-step

   20A Unipolar stepper driver
at www.dalton.ax