A4984SESTR-T - Allegro MicroSystems

Manufacturer Part Number

A4984SESTR-T

Manufacturer

Allegro Microsystems

Introduction

A highly integrated solution designed for driving bipolar stepper motors with advanced control features.

Product Features and Performance

Fully integrated driver with control and power stage.

Flexible step resolution: Full, 1/2, 1/4, 1/8 steps.

Integrated DMOS technology for improved efficiency.

Supports bipolar stepper motors.

Operational temperature range from -20°C to 150°C, ensuring performance under extreme conditions.

Product Advantages

High integration reduces external component requirements.

Wide supply voltage range (3V ~ 5.5V) allowing for flexibility in design.

High current output capacity of 2A for driving larger stepper motors.

Compact 24-WFQFN package saves PCB space.

Key Technical Parameters

Voltage Supply: 3V ~ 5.5V.

Voltage Load: 8V ~ 35V.

Current Output: 2A.

Step Resolution: 1, 1/2, 1/4, 1/8.

Operating Temperature: -20°C ~ 150°C (TJ).

Quality and Safety Features

Built-in over-temperature protection enhances safety and reliability.

DMOS technology provides low power dissipation and thermal efficiency.

Compatibility

Interface compatible with standard logic signals for easy integration into existing designs.

Application Areas

Suitable for a wide range of general-purpose stepper motor applications, including industrial equipment, robotics, and automation systems.

Product Lifecycle

Status: Active, suggesting ongoing production and support.

No indication of nearing discontinuation, ensuring long-term availability for designs.

Several Key Reasons to Choose This Product

The A4984SESTR-T offers a balanced combination of high integration, efficiency, and scalability for stepper motor control.

Advanced safety features ensure reliable operation under varied conditions.

Versatile application potential, from precision equipment to industrial machinery.

Extended operational temperature range caters to demanding environments.

Support from Allegro Microsystems, a leader in motor control solutions.