DRV8821 Datasheet - Texas Instruments

DRV8821 Dual Stepper Motor Controller and Driver

The DRV8821 provides a dual microstepping-capable stepper motor controller/driver solution for printers, scanners, and other office automation equipment applications. Two independent stepper motor driver circuits include four H-bridge drivers and microstepping-capable indexer logic. Each of the moto.

DRV8821 Features

* 1 Dual PWM Microstepping Motor Driver

* Built-In Microstepping Indexers

* Up to 1.5-A Current Per Winding

* Three-Bit Winding Current Control Allows up to Eight Current Levels

* Low MOSFET On-Resistance

* Selectable Slow or Mixed Decay Modes

DRV8821-etcTI.pdf