Supply Voltage: 8V – 50V DC (36V recommended).
Output Current: 0.3A – 4.5A (5A peak).
Micro Step: 1, 2, 8, 16.
Maximum PWM Frequency: 200kHz.
Operating Temperature: -10 to +45 °C.
Automatic Half Current: Reduces power usage.
Optical Coupling: High-speed 6N137 for improved precision.
Short-Circuit Protection: Ensures durability.
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.

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: 0~5A
Output Current: 0.5~4.0A
Control Signal: 3.3~24V
Power (MAX): 160W
Micro Step: 1, 2/A, 2/B, 4, 8, 16, 32
Temperature: -10～45℃
Constant Current Drive: H bridge bipolar
Optocoupler Isolation: High-speed
Anti-Interference: Enhanced
Subdividable Modes: 7 types
Download: Datasheet

Maximum Current: 7.2A
Resolution: 0.1A
Impulse Frequency: 200KHz
Input Voltage: 20-50 VDC
Power Supply: >200W
Auto-tuning: Parameters auto-setup
Signal Input: Optically isolated
Noise Reduction: Minimal operation noise
Protection: Overvoltage, overcurrent
Download: 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