A4988 Stepper Motor Driver Module

The A4988 Stepper Motor Driver Module is a complete micro stepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full-, half-, quarter-, eighth-, and sixteenth-step modes, with an output drive capacity of up to 35 V and ±2 A. The A4988 includes a fixed off-time current regulator which has the ability to operate in Slow or Mixed decay modes.

Specifications

• Load Supply Voltage (VBB): 8V-35V
• Output Current: ±2A(max)
• Logic Input Voltage: –0.3V to 5.5V
• Logic Supply Voltage: –0.3V to 5.5V
• Operating Ambient Temperature: –20ºC to 85ºC
• Micro step resolutions: Full, 1/2, 1/4, 1/8, and 1/16
• Reverse voltage protection: No