A4988 is a complete microstepping motor driver with built-in translator for easy operation.

This product is available in full, half, 1/4, 1/8 and 1/16 step modes operate bipolar stepper motors, output drive capacity of up to 35 V and ± 2 A. 

Feature:

•  Low RDS (On) Output

•  Automatic current decay mode detection / selection

•  Mix with slow current decay modes

•  Synchronous rectification for low power dissipation

•   Internal UVLO

•  Cross-current protection

•  3.3 and 5 V compatible logic supply

•  Thermal shutdown circuitry

•  Ground fault protection

•  Load short-circuit protection

•  Optional step five modes: full, 1/2, 1/4, 1/8 and 1/16