Professional IC Distribution & Technical Solutions

Part A4982SLPTR-T Manufacturer: ALLEGRO

#### Specifications:

• Manufacturer: Allegro MicroSystems
• Part Number: A4982SLPTR-T
• Package: SOIC-28 (Surface Mount)
• Operating Voltage: 8V to 35V
• Output Current: Up to 2A per coil (with proper heat sinking)
• Microstepping Resolution: Full, 1/2, 1/4, 1/8, 1/16
• Logic Supply Voltage: 3V to 5.5V
• Thermal Shutdown Protection: Yes
• Overcurrent Protection: Yes
• Undervoltage Lockout (UVLO): Yes
• Operating Temperature Range: -20°C to +85°C

#### Descriptions:

The A4982SLPTR-T is a complete microstepping motor driver with a built-in translator for easy operation. It is designed to drive bipolar stepper motors with adjustable current control, microstepping, and multiple protection features. The driver operates from a single power supply and includes fixed off-time PWM current regulators for efficient motor control.

#### Features:

• Built-in Translator: Simplifies stepper motor control by converting step and direction inputs into motor coil currents.
• Adjustable Current Control: Allows fine-tuning of motor current via an external resistor.
• Multiple Microstepping Modes: Supports full-step to 1/16-step operation.
• Low RDS(ON) Outputs: Reduces power dissipation and improves efficiency.
• Short-to-Ground & Short-to-Supply Protection: Safeguards the driver from electrical faults.
• Synchronous Rectification: Enhances energy efficiency by reducing power losses.
• Small Footprint: SOIC-28 package suitable for space-constrained applications.

This driver is commonly used in applications such as 3D printers, CNC machines, robotics, and automation systems.

(Note: Always refer to the official datasheet for detailed technical specifications and application guidelines.)