CW230 Type Driver Module Applicable voltage range (20~40VDC) Adopt high-frequency constant-current chopped wave and pulse-width modulation type driver. Adopt subdivision to overcome low-frequency joggling and enhance operating frequency and moment. Excellent operating characteristic Automatic semi-flow locking High reliability Adapt to two-phase and four-phase mixing step motor below 2A. Technical Data (Specifications) 1. Input Voltage: 20~40VDC single voltage power supply 2. Current: Current of this module can be adjusted among 0~1.5A 3. Driver Type: Full-bridge PWM micro-step driver 4. Operating Mode: Half step and 1/8 step 5. Operating Characteristic: Excel in former motor ex-factory index 6. Protecting Mode: Overheating protection and lock automatic semi-flow 7. Overall Dimension: 99mm?5mm?0mm 6. Weight: <300g 7. Operating Environment: Temperature -15~40degree and humidity<90%