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A4955

Part Number	A4955
Manufacturer	Allegro
Description	Full-Bridge PWM Gate Driver
Published	Dec 6, 2023
Detailed Description	A4955 Full-Bridge PWM Gate Driver FEATURES AND BENEFITS • Standard IN1/IN2 control logic • Overcurrent indication • Adj...
Datasheet	A4955 PDF File

Overview

A4955 Full-Bridge PWM Gate Driver FEATURES AND BENEFITS • 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 • MOSFET VDS protection • Voltage output proportional to load current PACKAGES: 20-Pin QFN (suffix “ES”) with Exposed Thermal Pad 20-Pin eTSSOP (suffix “LP”) with Exposed Thermal Pad DESCRIPTION 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 t...

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