A5989 Overview
The A5989 is designed to operate at voltages up to 40 V while driving one bipolar stepper motor at currents up to 1.6 A, and one DC motor at currents up to 3.2 A. The A5989 includes a fixed off-time pulse-width modulation (PWM) regulator for current control.
A5989 Key Features
- 40 V output rating
- 3.2 A DC motor driver
- 1.6 A bipolar stepper driver
- Synchronous rectification
- Internal undervoltage lockout (UVLO)
- Thermal shutdown circuitry
- Crossover-current protection
- Very thin profile QFN package
- Overcurrent protection
- Low-power sleep mode