17N40 Datasheet | Fairchild Semiconductor

A3977 Microstepping DMOS Driver with Translator Features and Benefits - ±2.5 A, 35 V output rating - Low rDS(on) outputs, 0.45 Ω source, 0.36 Ω sink typical - Automatic current decay mode detection/selection - 3.0 to 5.5 V logic supply voltage range - Mixed, fast, and slow current decay modes - Home output - Synchronous rectification for low power dissipation - Internal UVLO and thermal shutdown circuitry - Crossover-current protection Description The A3977 is a plete microstepping motor driver, with builtin translator. It is designed to operate bipolar stepper motors in full-, half-, quarter-, and eighth-step modes, with output drive capability of 35 V and ±2.5 A. The A3977 includes a...