DESCRIPTIONTheSG3525Aseriesofpulsewidthmodulatorintegratedcircuitsaredesignedtoofferimprovedperformanceandloweredexternalpartscountwhenusedindesigningalltypesofswitchingpowersupplies.Theon-chip+5.1Vreferenceistrimmedto±1%andtheinputcommon-moderangeoftheerroramplifierincludesthereferen