A4940 - Automotive Full Bridge MOSFET Driver

Product Overview

Allegro Micro Systems

Datasheet Details

Part number	A4940
Manufacturer	Allegro Micro Systems
File Size	906.47 KB
Description	Automotive Full Bridge MOSFET Driver
Datasheet	A4940 Datasheet
Additional preview pages of the A4940 datasheet.

Product details

Description

The A4940 is a full-bridge controller for use with external N-channel power MOSFETs and is specifically designed for automotive applications with high-power inductive loads such as brush DC motors.

Features

High-current gate drive for N-channel MOSFET full bridge.
Independent control of each MOSFET.
Charge pump for low supply voltage operation.
Cross-conduction protection with adjustable dead time.
5.5 to 50 V supply voltage range.
Diagnostics output.
Low current sleep mode.

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Published: Jun 6, 2009 |