DRV8805 Datasheet (Texas Instruments) - Unipolar Stepper Motor Driver

DRV8805, Unipolar Stepper Motor Driver

The DRV8805 provides an integrated solution for driving unipolar stepper motors.

It includes four lowside drivers with overcurrent protection and provides built-in diodes to clamp turnoff transients generated by the motor windings.

Indexer logic to control a unipolar stepper motor using a simple ste

DRV8805 Features

* 1 4-Channel Protected Low-Side Driver

* Four NMOS FETs With Overcurrent Protection

* Integrated Inductive Clamp Diodes

* Indexer/Translator for Unipolar Stepper Motors

* Simple Step/Direction Interface

* Three Step Modes (2-Phase Full-Step, 1-2Phase H