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ISL6566ISL6566DataSheetAugust2004FN9178Three-PhaseBuckPWMControllerwithIntegratedMOSFETDriversforVRM9,VRM10,andAMDHammerApplicationsTheISL6566three-phasePWMcontrolICprovidesaprecisionvoltageregulationsystemforadvancedmicroprocessors.TheintegrationofpowerMOSFETdriversintothecontrollerICmarksadeparturefromtheseparatePWMcontrolleranddriverconfigurationofpreviousmultiphaseproductfamilies.Byreducingthenumberofexternalparts,thisintegrationisoptimizedforacostandspacesavingpowermanagementsolution.OutstandingfeaturesofthiscontrollerICincludeprogrammableVIDcodescompatiblewithIntelVRM9,VRM10,aswellasAMDHammermicroprocessors.Aunitygain,differentialamplifierisprovidedforremotevoltagesensing,com……