A3949
A3949 is DMOS Full-Bridge Motor Driver manufactured by Allegro MicroSystems.
A3949 DMOS Full-Bridge Motor Driver
Features and Benefits
- Single supply operation
- Very small outline package
- Low RDS(ON) outputs
- Sleep function
- Internal UVLO
- Crossover current protection
- Thermal shutdown protection
Packages:
Package LB, 16-pin SOIC with internally fused pins
Description
Designed for PWM (pulse width modulated) control of DC motors, the A3949 is capable of peak output currents to ±2.8 A and operating voltages to 36 V.
PHASE and ENABLE input terminals are provided for use in controlling the speed and direction of a DC motor with externally applied PWM control signals. Internal synchronous rectification control circuitry is provided to reduce power dissipation...
