A3974 - Dual Dmos Full-bridge Microstepping PWM Motor Driver

Product Overview

Allegro Micro Systems

Part number	A3974
Manufacturer	Allegro Micro Systems
File Size	284.33 KB
Description	Dual Dmos Full-bridge Microstepping PWM Motor Driver
Datasheet	A3974 Datasheet
Additional preview pages of the A3974 datasheet.

Serial Interface.

The A3974SED is controlled via a 3-wire (clock, data,strobe) serial port.

The programmable functions allow maximum flexibility in configuring the PWM to the motor drive requirements.

s ±1.5 A, 50 V Continuous Output Rating s Low rDS(on) DMOS Output Drivers s Programmable Slow, Fast, and Mixed Current-Decay Modes s Serial-Interface Controls Chip Functions s Synchronous Rectification for Low Power Dissipation s Internal UVLO and Thermal Shutdown Circuitry s Crossover-Current Protection s Sleep and Idle Modes Always order by complete part number: A3974SED . 3974 DMOS DUAL FULL-BRIDGE PWM MOTOR DRIVER.

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Published: Apr 6, 2007 |