A4990 Automotive Dual Full-Bridge Driver

Allegro MicroSystems

Description

A4990 Automotive Dual Full-Bridge Driver .
The A4990 is a dual full-bridge driver for stepper motors and small brush DC motors in automotive applications.

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Datasheet Specifications

Part number: A4990
Manufacturer: Allegro MicroSystems
File Size: 798.13 KB
Datasheet: A4990-AllegroMicroSystems.pdf
Description: Automotive Dual Full-Bridge Driver

Features

* Two full-bridge power outputs

Applications

* Each full bridge uses DMOS power devices with integrated freewheeling diodes. Control circuits prevent cross-conduction, or shootthrough, when switching between high-side and low-side drives. This device drives stepper motors with full current in either direction in each phase, allowing two-phase o

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A4990 Automotive Dual Full-Bridge Driver Allegro MicroSystems

Allegro MicroSystems A4990-like datasheet