L9474 - All silicon voltage regulator

Datasheet Summary

Description

Table 1.

The L9474 is a monolithic multifunction generator Voltage regulator intended for use in automotive applications.

Features

es High side field driver Thermal protection Field driver short circuit protection RVC interface Overvoltage protection Complex diagnostics Load Response Control Figure 1. Package Multiwatt8 2.

STMicroelectronics

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Datasheet Details

Part number	L9474
Manufacturer	STMicroelectronics
File Size	450.12 KB
Description	All silicon voltage regulator
Datasheet	L9474 Datasheet
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Full PDF Text Transcription

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www.DataSheet4U.com L9474 ALL SILICON VOLTAGE REGULATOR 1 ■ ■ ■ ■ ■ ■ ■ Features High side field driver Thermal protection Field driver short circuit protection RVC interface Overvoltage protection Complex diagnostics Load Response Control Figure 1. Package Multiwatt8 2 Description Table 1. Order Codes Part Number L9474 Package Multiwatt8 The L9474 is a monolithic multifunction generator Voltage regulator intended for use in automotive applications. This device regulates the output of an automotive generator by controlling the field winding current by means of a variable frequency PWM high side driver. Figure 2. Schematic Diagram The setpoint voltage reference is selected by the ENGINE CONTROL UNIT via RVC protocol.

Published: Apr 20, 2010 |