MAX1774 - Dual / High-Efficiency / Step-Down Converter

Product Overview

Maxim

Datasheet Details

Part number	MAX1774
Manufacturer	Maxim
File Size	557.07 KB
Description	Dual / High-Efficiency / Step-Down Converter
Datasheet	MAX1774 Datasheet
Additional preview pages of the MAX1774 datasheet.

Product details

Description

The MAX1774 is a complete power-supply solution for PDAs and other hand-held devices.

It integrates two high-efficiency step-down converters, a boost converter for backup battery regulation, and four voltage detectors in a small 32-pin QFN or 28-pin QSOP package.

Features

Dual, High-Efficiency, Synchronous-Rectified Step-Down Converters.
Thin, Small (1mm High) QFN Package.
Step-Up Converter for Backup Battery.
Main Power Adjustable from +1.25V to +5.5V Over 2A Load Current Up to 95% Efficiency.
Core Power Adjustable from 1V to 5V Internal Switches Up to 1.5A Load Current Up to 91% Efficiency.
Automatic Main Battery Switchover.
100% (max) Duty Cycle.
Up to 1.25MHz Switching Frequency.

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Published: May 6, 2005 |