凌力尔特模拟创新杂志 (JULY 2010)

Accuratelyregulatingavoltageataloadcanbedifficultwhentherearesignificantvoltagedropsbetweenthepowersupplyandtheload.Evenifaregulatorproducesaperfectlyregulatedvoltageatits

ownoutput,variationsinloadcurrentaffecttheIRdropalongthewiring,resultinginsignificantvoltagefluctuationsattheload(seeFigure1).July2010Volume20Number2INTHISISSUEanalogmultipliermonitorsVirtualRemoteSensingImprovesLoadRegulationbyinstantaneouspowerandsimplifiesdesignofpowercontrolloops10regulatorwithaccurateCompensatingforWiringDropsinputcurrentlimitsafelyextractsmaximumpowerfromUSB22WithoutRemoteSenseLinesTomHackandRobertDobkinclean,efficient,highcurrentpoint-of-loadAccuratelyre