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IR3721

Part Number	IR3721
Manufacturer	International Rectifier
Description	Power Monitor
Published	Jun 7, 2009
Detailed Description	IR3721 DATA SHEET Power Monitor IC with Analog Output FEATURES Accurate TruePowerTM monitor • 2.5% static accuracy • ...
Datasheet	IR3721 PDF File

Overview

IR3721 DATA SHEET Power Monitor IC with Analog Output FEATURES Accurate TruePowerTM monitor • 2.
5% static accuracy • Minimizes dynamic errors Minimizes power dissipation • 5mV - 150mV full scale current range Versatile • Monitors power or current • Single buck or multiphase converters • Inductor DCR or resistive shunt sensing Simple add-on to existing converters 10 pin 3x3 DFN lead free package RoHS compliant DESCRIPTION The IR3721 is a versatile power or current monitor IC for low-voltage DC-DC converters.
The IR3721 monitors the inductor current in buck or multiphase converters using either a current sensing resistor or the inductor’s winding resistance (DCR).
The output (DI)...

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