A4988 Stepper Motor Driver Module

• The A4988 is a popular stepper motor driver for hobbyist and professional projects, offering precise control. • Supports microstepping up to 1/16 resolution, enabling smoother motor operation and reduced vibration compared to full-step drivers. • Handles motor voltages from 8V to 35V and logic voltages from 3V to 5.5V, offering flexibility for various power setups. • Provides up to 2.5A peak current per phase (with adequate cooling), suitable for many NEMA 17 stepper motors. • Simple Step/Direction interface makes integration with microcontrollers like Arduino straightforward. • Adjustable current limit via a potentiometer (VREF) allows you to set the motor's current draw to prevent overheating and damage. • Built-in protection features include thermal shutdown and crossover current protection for increased reliability. • Minimum order quantity is 4 units.