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IntroduceiWattDigitalPowerControlTechnologyForHBLEDIntroduceiWattDigitalPowerControlTechnologyForHBLEDiWattConfidentialDocumentsiWattConfidentialDocuments2iWattConfidentialGeneralrequirementforLED__performance•TightCCRegulation–Accuracybetween+/-5%•HighEfficiency•Protections–LineUV,OV,OutputShort/Open,OTP•Hipowerdensity3iWattConfidential•EMCrequirement–MeetEN55015B(QP&AVscan)•Lineisolation&Hi-pottest–MeetIEC60968&IEC61347•Reliability&HighMTBFGeneralrequirementforLED__RegulationandReliability•PFandHarmoniccurrent4iWattConfidentialiWattDigitalPowerSolutionsforPSUwithCCCVModeƒƒThefirstcompanytoreleaseDigitalPowerControlICforac/dcThefirstcompanytoreleaseDigitalPowerControlICforac/dcofflineoffline--iW1689,iW1692,iW1690,iW1696,iW1691iW1710,iW3620,iW1689,iW1692,iW1690,iW1696,iW1691iW1710,iW3620,36103610ƒƒProvideTotalProvideTotal--SystemSystem--SolutionforlowSolutionforlow--poweradapterchargeratlowpoweradapterchargeratlow--costhighcosthigh--performanceperformance--PatenteddigitallyprimaryPatenteddigitallyprimary--feedbackcontroltechnologywithTightCVregulationfeedbackcontroltechnologywithTightCVregulation--PatentedCCregulationwithprimaryPatentedCCregulationwithprimary--feedbackfeedback-NoOpto,NoTL431,Nocurrentsensor,NosecondarycontrolcircuitsƒMulti-layeradvancedprotectionfeatures-Isenseshortprotectionandothersingle-pointfaultprotections-Brown-out/recovery-OVP,UVP,shortcircuit5iWattConfidentialIntelligentMulti-ModeOperation5V/0A5V/0.07A5V/0.39A5V/0.55A5V/0.93A4V/1A2V/1A1V/1AVMSVMSPWMPWMPFMPFMVMSVMSPWMPWMƒMultiModeOperation-PFMatlightLoad-PWM-CC-FastDynamicresponseƒAdvancedinternalloopcompensationƒFastdynamicresponseiW3620iW3620PFMPFM6iWattConfidentialWhat’sthebenefittoyou?ƒLowercost,LowercomponentcountƒSmallerSizeƒBetterPerformanceƒMoreReliability-Multi-layersinglefaultprotection-ActiveOVP-ActiveshortcircuitƒMoreGreen-HighEfficiency83%(5WLEDDriver)ƒEasytomanufacture7iWattConfidentialLED驱动器产品选型指南iWattDigitalPowerLEDLightingDriverSelectionGuideNon-DimmableDimmableApplications3W10WUpto45WUpto25WLow-powerLow-costSmall-sizeLow-costHigh-powerHigh-densityHighPFHigh-PowerDimmableHigh-hMR16,GU10PAR20,T8,T12PAR38,T12PAR20,PAR38PartNumbersiW1696iW1692iW3620iW3610FeaturesSwitchingFrequency45kHz40kHzupto130kHzupto200kHzPackageSOT23-5SOT-23-6SOIC8SOIC8Efficiency65%65%85%85%PowerFactor0.85,SEPIC0.85,SEPIC0.8IsolatedYesYesYesYesPrimary-feedback,No-optoYesYesYesYesDimmingFeaturesDimmertypeLeadingTrailingNo-dimmerunsupportdimmerDimmingschemeHybridDimmingrange1%~100%ProductStatusMPMPMPMP78iWattConfidentialiW1696(NEW)for1-3WLED----Probablylowestcostavailable..Demo-Boardavailableuponrequest(1-2W)*CostCost&Performance**PerformanceiW1696(a)(b)Digitallyoperatedmulti-modeVMScontrollerforhighefficiencydesign.(69%@230Vac);(55%@3.3V/50mA)Extendedon-chipfrequencydifferingreducesEMIfiltercomponentsBetterthan+/-1.5%loadandlineregulation.NonLinevoltagesdependenceOCPprotection.EmbeddedSecondaryreal-timeOVPprotectioneliminateexternalZenerandvoltagemarginneededforO/Pcap.NoRCDClampisneededfor2WasBJTconsumepartofLKenergyOutputPerformance:SimplewindingstomeetNo-Ydesign.UsesextremelylowcostBJTMJ13002)9iWattConfidentialiW1692for1-15WHBLED__CompactsolutionVarioussourcingforMosfet,VarioussourcingforMosfet,easyforthermaldesigneasyforthermaldesignFor3WLEDFor3WLEDNofeedbackNofeedbackcomponentscomponentsneededonneededonsecondarysidesecondaryside10iWattConfidentialiW3620for5-30WHBLED__Hi-efficiencyVarioussourcingforMosfet,VarioussourcingforMosfet,easyforthermaldesigneasyforthermaldesignOptionalNTCforOTPOptionalNTCforOTPHiHi--frequencywillfrequencywillbeeasyforsmallbeeasyforsmallsizedriversizedriverNofeedbackNofeedbackcomponentscomponentsneededonneededonsecondarysidesecondaryside11iWattConfidentialiW3620for5-20WLEDdriver__Hi-PowerFact„ActivePFCwithiW3620SimplecircuitforSimplecircuitforPowerfactcorrectionPowerfactcorrectionACcurrent12iWattConfidentialiW3620for15-30WLEDdriver__Filling-valleyPFC13iWattConfidentialVin__230VPF=0.93Harmonic__3rd15%5th_25%___IEC61000-3-2requirement----3rd86%5th_61%iW3620for15-30WLEDdriver__Filling-valleyPFC14iWattConfidentialChoppingCircuitChoppingCircuitEMIEMIFlybackFlybackControllerControllerOverviewiW3610SimplifiedSchematic15iWattConfidentialTperiodTcrossphaseDimmer=_21__KKphaseDimmerratioD−×=AdjusttheAmplitudeofPeakAdjusttheAmplitudeofPeakCurrentSensevoltageCurrentSensevoltageDimmerPhasemeasurementandMappingout024681012LEDCurrent(mA)ClipsalNikoLEDCurrentLEDCurrentDimmingApplicationslinesDimmingApplicationslines16iWattConfidentialiWattProductionReadyDriverList–Dimmable(Sep’09)RM6(56x25x17)MeetHarmonic18V350mA@5%YES1Wx5-6220-240E27BulbiW3610EBC864PQ2016(75x30x20)MeetHarmonic38V350mA@5%YES1Wx10220-240E27PARiW3610EBC868PQ2016(75x30x20)MeetHarmonic38V350mA@5%YES1Wx10100-120E27PARiW3610EBC867PQ2016(75x30x20)MeetHarmonic21V700mA@5%YES3Wx6220-240E27PARiW3610EBC866PQ2016(75x30x20)MeetHarmonic21V700mA@5%YES3Wx6100-120E27PARiW3610EBC865RM6(56x25x17)MeetHarmonic18V350mA@5%YES1Wx5-6100-120E27BulbiW3610EBC863EE13(51x25x17)MeetHarmon