A4983SET-T Datasheet PDF - Allegro MicroSystems

Description
The A4983 is a complete microstepping 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 A4983 includes a fixed off-time current regulator which has the ability to operate in Slow or Mixed decay modes.

FEATUREs and Benefits
▪Low RDS(ON)outputs
▪ Automatic current decay mode detection/selection
▪ Mixed and Slow current decay modes
▪ Synchronous rectification for low power dissipation
▪Internal UVLO
▪Crossover-current protection
▪ 3.3 and 5 V compatible logic supply
▪ Very thin profile QFN package
▪ Thermal shutdown circuitry