A4955 Datasheet - Allegro

A4955 - Full-Bridge PWM Gate Driver

Designed for pulse-width-modulated (PWM) control of DC motors, the A4955 is capable of 50 V operation and provides gate drive for an all N-channel external MOSFET bridge. Input terminals are provided for use in controlling the speed and direction of a DC motor with externally applied PWM control sig.

A4955 Features

* Standard IN1/IN2 control logic

* Overcurrent indication

* Adjustable off-time and blank-time

* Adjustable current limit

* Adjustable gate drive

* Synchronous rectification

* Internal UVLO

* Crossover-current protection

* MOSFE

A4955-Allegro.pdf