OB2278,OB2279 56W DEMO

OB2278/9DemoBoard©On-BrightElectronicsConfidential-1-56WNotebookAdapterwithOB2278/9Modulebriefspec:ƒACinputvoltage:90VACto264VACƒOutputVoltage:16.0V+/-5％ƒMax.loadcurrent:3.5AƒRipple&Noise:50mVKeyFeaturesƒSoftstartwith3msƒOVPlatchandreleasedbyremovingacplugƒOTP,OLPlatchorautorecoveryƒOCPwithlinecompensationƒTheefficiency≥80%.ƒStandbypower0.3W@264Vac/50Hzw/oload.ƒSystempassed15kVESDtestCharacterizationResultsSummaryTestItemSpecificationTestresult1.InputcharacteristicInputcurrent(90Vac~132Vac/60Hz)Inputcurrent(180Vac~264Vac/50Hz)StandbypowerEfficiency1.5AMax.1.2Max.0.5W80%1.28A1.0A0.21W86.0%2.OutputcharacteristicLineregulation&Loadregulation1%5%0.025%0.038%Ripple&noise50mV18.1mVOvershoot&Undershoot800mV555mVDynamictest800mV343mV3.TimesequenceTurnondelaytime1S577.02mSHolduptime10mS17.2mSRisetime10.5mSFalltime8.7mS4.ProtectionOvervoltageprotection(Latch)PassOverloadprotection(Latch)PassOvertemperatureprotection(Latch)PassOvercurrentprotection4.5A3.8A-4.3AShortCircuitprotectionPass5.Brownout/BrownoutrecoveryPass