MAX1775 Dual-Output Step-Down DC-DC Converter

Maxim

Description

19-1811; Rev 1; 8/01 KIT ATION EVALU E L B A IL AVA Dual-Output Step-Down DC-DC Converter for PDA/Palmtop Computers General .
Features o Dual, High-Efficiency, Synchronous Rectified Step-Down Converter o Main Power Adjustable from +1.

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Datasheet Specifications

Part number: MAX1775
Manufacturer: Maxim
File Size: 258.91 KB
Datasheet: MAX1775_MaximIntegratedProducts.pdf
Description: Dual-Output Step-Down DC-DC Converter

Features

* o Dual, High-Efficiency, Synchronous Rectified Step-Down Converter o Main Power Adjustable from +1.25V to +5.5V Over 2A Load Current Up to 95% Efficiency o Core Power Adjustable from 1V to 5V Internal Switches Up to 1.5A Load Current Up to 92% Efficiency o 100% (max) Duty Cycle o Up to 1.25MHz Switc

Applications

* Hand-Held Computers PDAs Internet Access Tablets POS Terminals Subnotebooks IN 2.7V TO 5.5V (28V IN CASCADE) PART MAX1775EEE TEMP. RANGE -40°C to +85°C PIN-PACKAGE 16 QSOP Typical Operating Circuit IN Pin Configuration TOP VIEW SHDNM 1 SHDNC 2 PGND 3 NDRV 4 CVL 5 IN 6 PDRV 7 CVH 8 16 LXC ON O

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MAX1775 Dual-Output Step-Down DC-DC Converter Maxim

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