A3987SLPTR-T - Allegro MicroSystems

Manufacturer Part Number

A3987SLPTR-T

Manufacturer

Allegro Microsystems

Introduction

Integrated bipolar stepper motor driver with fully integrated control and power stage.

Product Features and Performance

Bipolar Stepper Motor Driver

Integrated DMOS Technology

5A Output Current Capability

3V to 5.5V Supply Voltage Range

8V to 50V Motor Voltage Range

Half Bridge Output Configuration

Logic Interface

Selectable Step Resolution (Full, 1/2, 1/4, 1/16)

High-Temperature Operation up to 150°C

Product Advantages

Highly Integrated Design Reduces External Components

Broad Voltage Range for Versatile Use

Selectable Stepping Resolutions Provide Flexibility

Advanced DMOS Technology for Efficiency

High Output Current for Driving Large Motors

Key Technical Parameters

Stepper Motor Type: Bipolar

Function: Driver with Full Integration

Step Resolution Options: 1, 1/2, 1/4, 1/16

Current - Output: 1.5A

Voltage - Supply: 3V ~ 5.5V

Voltage - Load: 8V ~ 50V

Operating Temperature Range: -20°C ~ 150°C

Quality and Safety Features

Designed for Robust Operation in High-Temperature Environments

Overtemperature Protection

Compatibility

Logic Interface for Easy Connection to Microcontrollers

Compatible with a Wide Range of Stepper Motors

Standard TSSOP-24 Packaging for SMD Mounting

Application Areas

General Purpose Motor Control

Office Automation Machines

Gaming Machines

Industrial Equipment

Product Lifecycle

Status: Active

Ongoing Production with No Current Indication of Discontinuation

Key Reasons to Choose This Product

High Current Capability Suitable for a Range of Applications

Flexible Power Supply and Motor Voltage Options

Compact 24-TSSOP Packaging Fits Space-Constrained Designs

DMOS Technology Ensures Efficiency and Performance

Robust Thermal Features for Enhanced Reliability

Broad Compatibility with Various Microcontrollers and Stepper Motors