Manufacturer Part Number
A4949GLJTR-6-T
Manufacturer
Allegro MicroSystems
Introduction
Integrated circuit for brushless DC (BLDC) and stepper motor control
Product Features and Performance
Operates from 4V to 18V supply voltage
Integrated half-bridge power stage with 1.8A output current
Supports brushless DC (BLDC) and multiphase stepper motors
Integrated PWM interface for speed control
Advanced thermal protection features
Small 8-SOIC package with exposed pad for improved thermal performance
Product Advantages
Compact and efficient motor control solution
Robust thermal and overcurrent protection
Easy to integrate with simple PWM control interface
Key Technical Parameters
Supply Voltage: 4V to 18V
Output Current: 1.8A
Operating Temperature: -40°C to 105°C
Package: 8-SOIC with exposed pad
Quality and Safety Features
RoHS3 compliant
Thermal shutdown and overcurrent protection
Compatibility
Suitable for brushless DC (BLDC) and multiphase stepper motors
Application Areas
Fan motor control
Other BLDC and stepper motor applications
Product Lifecycle
This product is currently in active production and is not nearing discontinuation.
Replacement or upgrade options may be available from Allegro MicroSystems.
Key Reasons to Choose This Product
Highly integrated and efficient motor control solution
Robust thermal and overcurrent protection for reliable operation
Easy to implement with simple PWM control interface
Wide supply voltage and temperature range support
Small and compact package for space-constrained designs
A4949GTTexas Instruments