A4984 DMOS Microstepping Driver

Allegro

Description

A4984 DMOS Microstepping Driver with Translator and Overcurrent Protection .
The A4984 is a complete microstepping motor driver with built-in translator for easy operation.

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Datasheet Specifications

Part number: A4984
Manufacturer: Allegro
File Size: 1.43 MB
Datasheet: A4984-Allegro.pdf
Description: DMOS Microstepping Driver

Features

* ▪ Low RDS(ON) outputs ▪ Automatic current decay mode detection/selection ▪ Mixed and Slow current decay modes ▪ Synchronous rectification for low power dissipation ▪ Internal UVLO ▪ Crossover-current protection ▪ 3.3 and 5 V compatible logic supply ▪ Thin profile QFN and TSSOP packages ▪ Thermal shu

Applications

* where a complex microprocessor is unavailable or is overburdened. During stepping operation, the chopping control in the A4984 automatically selects the current decay mode, Slow or Mixed. 24-pin TSSOP with exposed thermal pad (LP Package) Continued on the next page… Microcontroller or Controller

A4984 Distributors

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A4984 DMOS Microstepping Driver Allegro

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