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A4984 Datasheet PDF

Part Series:A4984 Series
Category:Motor Drivers
Description:ALLEGRO MICROSYSTEMS A4984SLPTR-T Motor Driver/Controller, Stepper, 3V to 5.5V supply, 35V/2A/2Outputs, TSSOP-24
Document:A4984SLPTR-T Datasheet PDF (22 Pages)

A4984 Motor Drivers Datasheet PDF

#1
A4984SLPTR-T
3.5
Allegro MicroSystems
#2
A4984SESTR-T
3.0
Allegro MicroSystems
#3
A4984SETTR-T
2.1
Allegro MicroSystems

A4984SLPTR-T - Allegro MicroSystems Specifications

TYPE
DESCRIPTION
Mounting Style
Surface Mount
Number of Pins
24 Pin
Supply Voltage (DC)
3.00V (min)
Case/Package
TSSOP-24
Number of Outputs
2 Output
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A4984SLPTR-T - Allegro MicroSystems Function Overview

Description
The A4984 is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full-, half-, quarter-, and eighth-step modes. Step modes are selectable by MSx logic inputs. It has an output drive capacity of up to 35 V and ±2 A. The A4984 includes a fixed off-time current regulator which has the ability to operate in Slow or Mixed decay modes.
Features and Benefits
▪ 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 shutdown circuitry
▪ Short-to-ground protection
▪ Shorted load protection
▪ Low current Sleep mode, < 10 μA
▪ No smoke no fire (NSNF) compliance (ET package)
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