A4988 Stepper Motor Driver

The A4988 is a complete Microstepping Motor Driver with built-in translator for easy operation. The driver has a maximum output capacity of 35 V and ± 2 A. It can operate bipolar stepper motors in full-, half-, quarter-, eighth-, and sixteenth-step modes.

Specifications:

• Max. Operating Voltage: 35V
• Min. Operating Voltage: 8V
• Max. Current Per Phase: 2A
• Microstep resolution: Full step, ½ step, ¼ step, 1/8 and 1/16 step
• Reverse voltage protection: No
• Dimensions: 15.5 × 20.5 mm (0.6″ × 0.8″)
• Short-to-ground and shorted-load protection
• Low RDS(ON) outputs
• Thermal shutdown circuitry