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LTC3459 - 10V Micropower Synchronous Boost Converter

Description

The LTC®3459 is a low current, high efficiency synchronous boost converter intended for low power, size constrained portable applications.

The LTC3459 can be powered from a single lithium ion battery, a 2- to 3-cell stack of alkaline or nickel batteries, or any low impedance voltage source between 1.

Features

  • n Small Solution Size n >85% Efficiency over Wide Load Range n Internal Synchronous Rectifier n VIN Range: 1.5V to 5.5V n 5V at 30mA from 3.3V Input n 3.3V at 20mA from 2 AA Cell Input n Programmable Output Voltages Up to 10V n Burst Mode® Operation n Inrush Current Limiting n Output Disconnect in Shutdown n Ultralow Quiescent (10μA) and Shutdown (.

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Full PDF Text Transcription

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LTC3459 10V Micropower Synchronous Boost Converter FEATURES n Small Solution Size n >85% Efficiency over Wide Load Range n Internal Synchronous Rectifier n VIN Range: 1.5V to 5.5V n 5V at 30mA from 3.3V Input n 3.3V at 20mA from 2 AA Cell Input n Programmable Output Voltages Up to 10V n Burst Mode® Operation n Inrush Current Limiting n Output Disconnect in Shutdown n Ultralow Quiescent (10μA) and Shutdown (<1μA) Currents n Low Profile 2mm × 2mm DFN, 2mm × 3mm DFN or SOT-23 Package APPLICATIONS n General Purpose Micropower Boost n Digital Cameras n PDAs n LCD Bias n Small OLED Displays n Supercap Charging DESCRIPTION The LTC®3459 is a low current, high efficiency synchronous boost converter intended for low power, size constrained portable applications.
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