Manufacturer Part Number
A3955SLB
Manufacturer
Allegro Microsystems
Introduction
A3955SLB is a motor driver and controller designed for driving bipolar stepper motors.
Product Features and Performance
Fully integrated driver and power control stage
Supports Bipolar stepper motors
Parallel interface for connectivity
Integrated half-bridge output configuration
Advanced Bipolar technology for efficient operation
Multiple step resolution options: 1, 1/2, 1/4, 1/8
High-temperature operational range
Product Advantages
Simplified control with parallel interface
Wide voltage operation range for versatility
High output current capacity
Suitable for a variety of stepper motors
Robust thermal performance
Key Technical Parameters
Motor Type - Stepper: Bipolar
Step Resolution: 1, 1/2, 1/4, 1/8
Current - Output: 1.5A
Voltage - Supply: 4.5V ~ 5.5V
Voltage - Load: 4.5V ~ 50V
Operating Temperature: -20°C ~ 150°C (TJ)
Quality and Safety Features
High operating temperature range for thermal resilience
Surface mount for secure PCB attachment
Compatibility
General-purpose stepper motor applications
Compatible with 16-PowerSOIC mounting
Application Areas
General Purpose motor control applications across various industries
Product Lifecycle
Obsolete product status
Potential replacements or upgrades may be necessary
Several Key Reasons to Choose This Product
High performance for driving bipolar stepper motors
Versatile power supply and load voltage range
Capable of withstanding high operating temperatures
Multiple stepping resolutions for precision control
Strong output current for high-power applications
A3955SBTAllegro MicroSystems
A3956SLBALLGERO