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A5979 Microstepping DMOS Driver

A5979 Description

A5979 Microstepping DMOS Driver with Translator .
The A5979 is a complete microstepping motor driver with built-in translator.

A5979 Features

* ±2.8 A, 40 V output rating
* Low RDS(on) outputs, 0.22 Ω source, 0.15 Ω sink typical
* Automatic current decay mode detection/selection
* 3 to 5.5 V logic supply voltage range
* Mixed, fast, and slow current decay modes
* Home output
* Synchr

A5979 Applications

* where a complex microprocessor is unavailable or overburdened. Internal synchronous rectification control circuitry is provided to improve power dissipation during PWM operation. Internal circuit protection includes thermal shutdown with hysteresis, undervoltage lockout (UVLO), and crossover-current

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Datasheet Details

Part number
A5979
Manufacturer
Allegro
File Size
1.05 MB
Datasheet
A5979-Allegro.pdf
Description
Microstepping DMOS Driver

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Allegro A5979-like datasheet