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DRV8821 - Dual Stepper Motor Controller and Driver

Description

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.

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.
  • 8-V to 32-V Operating Supply Voltage Range.
  • Internal Charge Pump for Gate Drive.
  • Built-in 3.3-V Reference.
  • Simple Step/Direction Interface.
  • Fully Protected Against.

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Datasheet preview – DRV8821

Datasheet Details

Part number DRV8821
Manufacturer Texas Instruments
File Size 4.01 MB
Description Dual Stepper Motor Controller and Driver
Datasheet download datasheet DRV8821 Datasheet
Additional preview pages of the DRV8821 datasheet.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community DRV8821 SLVS912J – JANUARY 2009 – REVISED JANUARY 2016 DRV8821 Dual Stepper Motor Controller and Driver 1 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 • 8-V to 32-V Operating Supply Voltage Range • Internal Charge Pump for Gate Drive • Built-in 3.
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