A3916GESTR-T - Allegro MicroSystems

Manufacturer Part Number

A3916GESTR-T

Manufacturer

Allegro Microsystems

Introduction

The A3916GESTR-T is a power management integrated motor driver and controller designed for biploar stepper and brushed DC motor applications.

Product Features and Performance

Fully integrated driver with control and power stage

Dual full-bridge capable of driving up to 1A

Low voltage operation from 2.7V to 15V

High temperature operational range from -40°C to 150°C

DMOS technology for high efficiency

Parallel interface for simple control connectivity

Built-in overtemperature protection

Product Advantages

Integrated current regulation reduces external component count

Compact 16-WFQFN package conserves board space

High thermal performance and overtemperature protection enhance reliability

Capable of driving a wide range of small to medium-sized stepper and DC motors

Key Technical Parameters

Motor Type - Stepper: Bipolar

Motor Type - AC, DC: Brushed DC

Function: Driver, Integrated Control and Power Stage

Output Configuration: Half Bridge (4)

Interface: Parallel

Step Resolution: 1, 1/2

Current - Output: 1A

Voltage - Supply: 2.7V ~ 15V

Voltage - Load: 2.7V ~ 15V

Operating Temperature: -40°C ~ 150°C (TJ)

Mounting Type: Surface Mount

Package / Case: 16-WFQFN Exposed Pad

Supplier Device Package: 16-QFN/MLP (3x3)

Quality and Safety Features

Overcurrent protection

Thermal shutdown with hysteresis

Under voltage lockout (UVLO)

Compatibility

Suitable for a variety of stepper and brushed DC motors requiring current up to 1A

Compatible with microcontroller-based systems through parallel interface

Application Areas

Office automation machines

Consumer electronics

Point of sale devices

Gaming machines

Product Lifecycle

Active product status

Not currently near discontinuation

Alternatives and upgrades may be available dependent on market demand

Several Key Reasons to Choose This Product

User-friendly integration for motor control systems

Enhanced thermal management allows for operation in high-temperature environments

Highly efficient for battery-operated applications due to low voltage operation

Engineered for reliability with built-in safety features

Versatile for a wide range of applications with general-purpose suitability

Provides a compact solution for space-constrained applications