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LT3470A - Micropower Buck Regulator

General Description

www.DataSheet4U.com n n Low Quiescent Current: 35μA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V 3.3V at 250mA from 4V to 40V Input 5V at 250mA from 5.7V to 40V Input Low Output Ripple:

Key Features

  • n n n n n n n n n LT3470A Micropower Buck Regulator with Integrated Boost and Catch Diodes.

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Full PDF Text Transcription (Reference)

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FEATURES n n n n n n n n n LT3470A Micropower Buck Regulator with Integrated Boost and Catch Diodes DESCRIPTION www.DataSheet4U.com n n Low Quiescent Current: 35μA at 12VIN to 3.3VOUT Integrated Boost and Catch Diodes Input Range: 4V to 40V 3.3V at 250mA from 4V to 40V Input 5V at 250mA from 5.7V to 40V Input Low Output Ripple: <10mV < 1μA in Shutdown Mode Output Voltage: 1.25V to 16V Hysteretic Mode Control – Low Ripple Burst Mode® Operation at Light Loads – Continuous Operation at Higher Loads Solution Size as Small as 50mm2 Low Profile (0.75mm) 2mm × 3mm Thermally Enhanced 8-Lead DFN Package The LT®3470A is a micropower step-down DC/DC converter that integrates a 440mA power switch, catch diode and boost diode into low profile 2mm × 3mm DFN package.