Manufacturer Part Number
A3955SLBTR-T
Manufacturer
Allegro Microsystems
Introduction
Integrated bipolar stepper motor driver with parallel interface
Product Features and Performance
Supports bipolar stepper motors
Fully integrated driver with control and power stage
Half Bridge (2) output configuration
Parallel interface for control
Technology based on Bipolar semiconductor
Adjustable step resolution: full, 1/2, 1/4, and 1/8 steps
Product Advantages
Compact 16-PowerSOIC package for space-saving
High output current capability up to 1.5A
Wide operating voltage range suitable for various applications
Key Technical Parameters
Motor Type - Stepper: Bipolar
Output Configuration: Half Bridge (2)
Step Resolution: full, 1/2, 1/4, 1/8
Current - Output: 1.5A
Voltage - Supply: 4.5V ~ 5.5V
Voltage - Load: 4.5V ~ 50V
Operating Temperature Range: -20°C ~ 150°C (TJ)
Quality and Safety Features
Extended operating temperature for robust performance
Compatibility
Compatible with a range of bipolar stepper motors
Surface Mount device suitable for PCB mounting
Application Areas
General Purpose motor control applications
Product Lifecycle
Obsolete
Potential replacements or upgrades should be sourced due to discontinuation
Several Key Reasons to Choose This Product
High integration simplifies design and reduces component count
Tailored for a range of stepper motor applications, offering flexibility in design
Built-in safety features ensure reliable operation under various conditions
High-temperature operational range suitable for demanding environments
Ready for surface mount technology to ease PCB assembly process
Designed by a reputable manufacturer with expertise in motor control
A3955SLBTAllegro MicroSystems
A3957SLB-TALLGERO