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
Allegro MicroSystems
16 Pages / 0.4 MByte
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