A4987SLPTR-T - Allegro MicroSystems

Manufacturer Part Number

A4987SLPTR-T

Manufacturer

Allegro Microsystems

Introduction

The A4987SLPTR-T is a power management integrated circuit specifically designed for bipolar stepper motor driving applications.

Product Features and Performance

Fully Integrated Driver for Bipolar Stepper Motors

Includes Control and Power Stage Functions

Half Bridge Output Configuration with 4 Channels

Parallel Interface for Simple Control Inputs

Advanced DMOS Technology

Multiple Step Resolutions Supported: Full, Half, and Quarter-step

Designed for General Purpose Stepper Motor Applications

Product Advantages

High Integration Level Reduces External Component Count

Support for a Wide Range of Stepper Motors

Flexible Step Resolution for Precision Control

Robust Thermal Performance Extends Operational Range

Key Technical Parameters

Output Current: 1A Continuous

Supply Voltage Range: 3V to 5.5V

Motor Load Voltage Range: 8V to 35V

Operating Temperature Range: -20°C to 150°C (TJ)

Mounting Type: Surface Mount Technology (SMT)

Quality and Safety Features

Over-temperature Protection

Under-voltage Lockout

Crossover-Current Protection

Compatibility

Compatible with a Variety of Bipolar Stepper Motors within Electrical Specifications

Application Areas

CNC Machines

3D Printers

Automated Assembly Equipment

Robotics

Product Lifecycle

Status: Active Product

Not Currently Nearing Discontinuation

Availability of Replacements or Upgrades Not Defined

Key Reasons to Choose This Product

High-Efficiency Power Management for Stepper Motors

Integrated Features Simplify Circuit Design and Assembly

Support for Wide Voltage and Current Ranges Enhances Versatility

Industrial Temperature Range Ensures Reliability Across Different Environments

Suitable for Diverse Applications from Consumer to Industrial Automation

Readily Available in Standard Tape & Reel Packaging for Efficient Manufacturing

Allegro Microsystems' Reputation for Robust and Reliable Power ICs