Bipolar Step Motor Driver Operates from +12 to 24 VDC Phase current ranges from 0.35 to 2.0 Amps Peak Selectable Step Resolution from Full, Half, 1/4, and 1/8 microsteps Optically isolated Step, Direction, and Disable/Enable Inputs Selectable Current Reduction of 33% Low Power Dissipation Efficient Current Control Thermal Shutdown, Under-voltage Protection Power-on Indicator Power Disable/Enable Control Sinusoidal current waveform Low Cost Driver