Manufacturer Part Number
A3953SB-T
Manufacturer
Allegro MicroSystems
Introduction
High-performance, fully integrated bipolar stepper motor driver with internal control logic and power stage.
Product Features and Performance
Bipolar stepper motor driver with internal control logic and power stage
Operating voltage range: 3V to 5.5V
Output current up to 1.3A per phase
Parallel interface
Integrated chopper and PWM control
Thermal shutdown protection
Undervoltage lockout
Suitable for stepper motors and brushed DC motors
Product Advantages
Fully integrated design for simplified system implementation
Wide operating voltage range
Thermal and overcurrent protection for reliable operation
Versatile interface and motor type compatibility
Key Technical Parameters
Voltage range: 3V to 5.5V
Output current: Up to 1.3A per phase
Operating temperature: -20°C to 150°C
Package: 16-pin PowerDIP
Quality and Safety Features
Thermal shutdown protection
Undervoltage lockout
RoHS3 compliant
Compatibility
Suitable for bipolar stepper motors and brushed DC motors
Application Areas
General purpose motor control applications
Product Lifecycle
Active product, no indication of discontinuation
Replacement and upgrade options available
Key Reasons to Choose This Product
Fully integrated design for simplified system implementation
Wide operating voltage range
Robust thermal and overcurrent protection
Versatile interface and motor type compatibility
Proven reliability and performance
A3952SWAllegro MicroSystems
A3953BALLEJRO