A3984SLPTR-T - Allegro MicroSystems

Manufacturer Part Number

A3984SLPTR-T

Manufacturer

Allegro Microsystems

Introduction

A power management integrated circuit for driving bipolar stepper motors.

Product Features and Performance

Fully integrated driver and power stage

Supports 1, 1/2, 1/4, 1/16 step resolutions

Capable of driving up to 2A current per phase

Operates on supply voltage range from 3V to 5.5V

Load voltage range from 8V to 35V

Operating temperature range from -20°C to 150°C (TJ)

Product Advantages

High integration reduces external component count

Wide power supply range accommodates various applications

Support for multiple step resolutions enhances versatility

Thermal shutdown protection for enhanced safety

Overcurrent protection extends motor and driver lifespan

Key Technical Parameters

Motor Type - Stepper: Bipolar

Output Configuration: Half Bridge (4)

Interface: Logic

Technology: DMOS

Current - Output: 2A

Voltage - Supply: 3V ~ 5.5V

Voltage - Load: 8V ~ 35V

Quality and Safety Features

Built-in thermal shutdown protection

Overcurrent protection

Under-voltage lockout

Compatibility

General Purpose stepper motor driving applications

Application Areas

CNC machines

3D printers

Robotics

Automated equipment

Office automation

Product Lifecycle

Product Status: Active

Not near discontinuation currently

Replacement or upgrade options available as new technologies emerge

Several Key Reasons to Choose This Product

Ease of use with logic interface and integrated control

Support for complex stepper motor operations with various step resolutions

Robust performance in a wide range of operating temperatures

High reliability and protection features for long lasting operation

Suitable for a variety of applications with general-purpose design

Convenience of surface mount packaging for compact PCB designs