iWatt家电IC创新技术与节能方案

AdvancedDigitalPowerSolutionOnHomeApplianceApplicationiWattConfidential2What’sNew!1BillionICsshippediWattConfidential3Customer-FocusedPowerICSolutionsLeveragingInnovativeTechnologyandBest-in-ClassServiceWhatWedoDC/DCConversionAC/DCConversionCommunicationsandOptimizationPowerSourcePointsOfLoadiWattConfidential4GreenPowerSolutionsProvidersiWattDigitalPowerControlAnalogUniversalSmartAdapterChargerLEDLightingSmartLEDcontrollerAdaptiveLEDBacklightEngineiWattConfidential5World-WideInfrastructureSeoulArkianASTELShenzhenCytechSmartSourceYuHaoSkynoonASECThailandTokyoTaiwanASECHy-Line-EDVCampbell,CAHeadquartersMalaysiaIndiaAqtronicsDenverCOCDIQualtzMatrixSeyranAlcomMaritexComprelAcselNeonOpentheDesignCenterinBeijingBeijingiWattConfidential6YearsofExperiencePriorCompanies20+years20+years30+years20+years15+years20+years20+years25+years25+years20+yearsExperiencedManagementTeamRonEdgertonCEOJamesMcCannaCFOPaulChuVPWorldwideSalesXuechengJinVPEngineeringJerryZhengVPTechnologyMarketingZahidRahimVP/GMACDCGyanTiwaryVP/GMTVIC’sAlexSinarSVPOperationsScottBrownVPStrategicMarketingSalSestitoVPBusinessDev.&OEMSalesiWattConfidential7iWattIPReview&PrimaryFeedbackTechnologyiWattConfidential8SummaryofiWattPatentsiWattisthecompanywhoinventedtheprimary-feedbackcontrolwithdigitalsolutions.Theclaimfordigitalprimaryfeedbackmeanstousethe1-bitcomparatortodetecttheVSENSE.iWattPatentPortfolio-IssuedPatents44-PendingApplications29-PCT25iWattConfidential9ReleaseiW1688forMP3/4DesignFoundedReleaseSingle-StagePFCController(iW2202)TechnologyProofofConcept(AC/DCiW2201)WinEEProductFirst-placeiW1691WinXPadiW3610WinECNinnovative2005ReleaseiW1692iW169020002002200320082006200720092010ReleaseiW1696ReleaseiW1691iW3610LED1BillionpcsShipped20111stcompanyIntroducesingle-stagePFCController1stcompanyInventDigitallyprimary-feedbackIC1stcompanyIntroducePFC/PWM2-stagedimmableLEDdriver1stcompanyIntroduce64chintegratedLEDbacklightdriveriW7040iWattHistoryiWattConfidential10iWattACDCOfflineDigitalPowerSolutionsThefirstcompanytoreleaseDigitalPowerControlIC’sforAC/DCofflineAC/DCCharger/Adaptor-iW1689,iW1692,iW1690,iW1696,iW1698,iW1810,iW1691&iW1710,iW1676,iW1677,iW1700,iW1706,iW1707,iW1699,iW1760,iW1761,iW1762LEDofflinedrivers:-iW3620,iW3610,iW3602,iW3612,iW3614ProvidesTotalSystemSolutionsforlow-poweradaptersandchargerswithlowcostandhighperformance-Patenteddigitalprimary-feedbackcontroltechnologywithTightCVregulation-PatentedConstantCurrent(CC)regulationwithprimary-feedback-Advancedmulti-layerfaultprotectiontechnologyiWattConfidential11PatentCategoriesforAC/DCOfflineControlleriWattConfidential12KnowingPrimaryFeedbackTechnologyiWattConfidential13Correlation:AuxVoltagevs.OutputVoltageiWattConfidential14ConventionalPrimarySideFeedbackiWattConfidential15iWattPatentedDigitalPrimaryFeedbackActivelysearchesthebestlocation(beforetransformervoltagecollapse)tosenseoutputthevoltage.CyclebycycleresponseispossiblebecausevaluabledataisnotfilteredoutExcellentloadregulationperformanceduetocontrolledsamplepositionDigitallyimplementedinalliWattAC/DCproductsiWattConfidential16OutputVoltageRegulation•Outputvoltageissampledatzerosecondarycurrent.ItremovestheoutputvoltagedependenceonPCBtraceresistanceandoutputrectifierforwardvoltagedrop.•Byregulatingthesensingvoltagetowardinternalreferencevoltageatthisparticularsamplingpoint,theoutputvoltageistightlyregulatedAchieves+-3%CVregulationatPCBendintypicaldesignsiWattConfidential17CyclebyCycleO/PCurrentEstimationDiscontinuousCurrentMode(DCM)iWattConfidential18iWattPatentedPrimary-FeedbackCCRegulationAchieves+-5%CCregulationintypicaldesignsiWattConfidential19WhatWecanDoforYou?ASimpleFlexibleandReliablePlatformiWattConfidential20WhattheNextIs?3SAdapterSlim,SlimandSlimSmart,SmartandSmartSingleAdaptertoSupportAllProductSmartPowerSupplyforHomeApplianceiWattConfidential21T1ACOUTPUTGNDVinVsenseVccPORDigitalControllerVOGNDRsIntelligentDigitalPowerControlPlatformDigitalLogicCoreAnalogI/OSystemArchitectureInputOutputStandardAnalogBlockStandardProcessStandardDigitalCellProgrammableDigitalLogicCustomApplicationReliableFlexibleTestBlockiWattConfidential22GreenPowerSolutionsProvidersOEMODMIDMiWattConfidential23iWattDigitalPowerControlTechnology:BringingItAllTogetherAnalogInterfaceSystemArchitectureDigitalControlPlatformCustomerApplicationsCustomeriWattConfidential24UpdateACDCProductRoadmapiWattConfidential25AC/DCRoadmapiWattConfidential26Focus:LowownershipcostbydesignReducetheBOMcost-Newsystemarchitecturetoimproveefficiency-Reducethecomponentaccount-MoreintegrationManufacturability-EasyEMIdesigntosimplifythetransformerdesign-Auto-windtransformerEnhancethequalitybydesigniWattConfidential27DesignforEnvironmentDigitalcontroltechnologyoptimizesgreentechnologyDesignforEfficiency-iWatttechnologyachievesindustryleadingefficiencyfrom“control”notfrom“component”-Achieve80+efficiencywhilereducingcomponents-Advancedmulti-modeoperationEzEMIdesign-iWatttechnologyimprovesEMIperformancefrom“control”notfrom“component”-Patented“dynamicgatecontrol”-Advanceddi