A3989 - Bipolar Stepper and High Current DC Motor Driver

Product Overview

Allegro MicroSystems

Datasheet Details

Part number	A3989
Manufacturer	Allegro MicroSystems
File Size	788.35 KB
Description	Bipolar Stepper and High Current DC Motor Driver
Datasheet	A3989 Datasheet
Additional preview pages of the A3989 datasheet.

Product details

Description

The A3989 is designed operate at voltages up to 36 V while driving one bipolar stepper motor at currents up to 1.2A, and one DC motor at currents up to 2.4 A.

Features

36 V output rating.
2.4 A DC motor driver.
1.2 A bipolar stepper driver.
Synchronous rectification.
Internal undervoltage lockout (UVLO).
Thermal shutdown circuitry.
Crossover-current protection.
Very thin profile QFN package Package: 36 pin QFN with exposed thermal pad 0.90 mm nominal height (suffix EV) Not to scale.

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Published: May 2, 2007 |