Power Supply: 7V to 30V.
Current Control: Adjustable 150mA/phase to 750mA/phase.
Logic Voltage: 5V or 3.3V.
Microstepping Driver: A3967 included for enhanced precision.
Microstep Resolution: Full, half, quarter, eighth adjustable via MS1, MS2 pins.
Compatibility: Suitable for 4, 6, and 8 wire stepper motors.
Firmware Support: Works with multiple microcontroller platforms.
Onboard Voltage Regulator: Ensures stable power distribution.
Built by Experts: Co-designed with Brian Schmalz.

Voltage: 8-35 VDC operation
Current: 1.0A without heatsink, 2.0A with heatsink
Logic Input: 3 – 5.5V compatibility
Single Package: 5mm x 5mm with thermal dissipation
Microstepping: Options include full to 1/16-step
Protection: UVLO, thermal shutdown, crossover
Downloads: Datasheet

Input Current: 1~5A.
Supply Voltage: 12 to 48VDC.
Output Current: 0.2~5.0A.
Power (MAX): 160W.
Temperature: -10～45℃ H bridge bipolar.
Isolation: Optocoupler isolation increases interference protection.
Compatibility: Works with Arduino and other microcontrollers.
Current Control: 8 levels of control via DIP switch.
Motor Drive: Supports 42 and 57-type hybrid motors.
Download: Datasheet

ULN2003A Motor Driver Chip Utilizes ULN2003 Darlington Arrays.
Voltage Supply 5-12V compatible power source.
Signal Indicators 4-way signal indicator LEDs.
Ease of Connection Direct connection via XH-5P socket.
Step Angle 5.625 x 1 / 64 with reduction ratio 1 / 64.
Phase Count 4-phase for precise control.
Current/Phase Optimized for 5V current per phase.