A4975
A4975 is Full-Bridge PWM Microstepping Motor Driver manufactured by Allegro MicroSystems.
Full-Bridge PWM Microstepping Motor Driver
Features
AND BENEFITS
- ±1.5 A continuous output current
- 50 V output voltage rating
- Internal PWM current control
- 3-bit nonlinear DAC
- Fast, mixed fast/slow, and slow current decay modes
- Internal thermal shutdown circuitry
- Crossover-current and UVLO protection
PACKAGES:
Package B, 16-pin DIP with exposed tabs
Package LB, 16-pin SOIC with internally fused pins
Not to scale
DESCRIPTION
The A4975 is designed to drive one winding of a bipolar stepper motor in a microstepping mode. The outputs are rated for continuous output currents to ±1.5 A and operating voltages to 50 V. Internal pulse-width-modulated (PWM) current control...
