General Description

The MAX8667/MAX8668 dual step-down converters with dual low-dropout (LDO) linear regulators are intended to power low-voltage microprocessors or DSPs in portable devices.

Features

♦ Tiny, Thin QFN 3mm x 3mm Package

♦ Individual Enables

♦ Step-Down Converters

   600mA Guaranteed Output Current on OUT1

   1200mA Guaranteed Output Current on OUT2

   Tiny Size 2.2µH Chip Inductor (0805)

   Output Voltage from 0.6V to 3.3V (MAX8668)

   Ultra-Fast Line and Load Transients

   Low 25µA Supply Current Each

♦ LDOs

   300mA Guaranteed

   Low 1.7V Minimum Supply Voltage

   Low Output Noi

Applications

   Cell Phones/Smartphones

   PDA and Palmtop Computers

   Portable MP3 and DVD Players

   Digital Cameras, Camcorders

   PCMCIA Cards

   Handheld Instruments