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A3974 Datasheet

Manufacturer: Allegro MicroSystems
A3974 datasheet preview

A3974 Details

Part number A3974
Datasheet A3974 Datasheet PDF (Download)
File Size 284.33 KB
Manufacturer Allegro MicroSystems
Description Dual Dmos Full-bridge Microstepping PWM Motor Driver
A3974 page 2 A3974 page 3

A3974 Overview

3974 LOAD 43 SUPPLY1 SENSE1 OUT1A ENABLE1 GND GND GND NC OUT1B NC NC DMOS DUAL FULL-BRIDGE PWM MOTOR DRIVER Designed for pulse-width modulated (PWM) current control of two dc motors, the A3974SED is capable of output currents to ±1.5 A and operating voltages to 50 V. Internal fixed off-time PWM current-control timing circuitry can be programmed via a serial interface to operate in slow, fast, and mixed current-decay...

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