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DMOS Microstepping Driver with Integrated Translator, 1/16th Step Resolution, and Automatic Decay Selection
A4983
The A4983 provides a highly integrated solution for microstepping motor control, featuring a built-in translator, 1/16th step resolution, automatic current decay selection, and synchronous rectification.
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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
The A4983 is supplied in a 5 mm × 5 mm × 0.90 nominal surface mount QFN package with exposed thermal pad (suffix ET). The package is lead (Pb) free (suffix –T), with 100% matte tin plated leadframe.