ACPL-C790

ACPL-C79B,ACPL-C79A,ACPL-C790PrecisionMiniatureIsolationAmplifiersDataSheetCAUTION:Itisadvisedthatnormalstaticprecautionsbetakeninhandlingandassemblyofthiscomponenttopreventdamageand/ordegradationwhichmaybeinducedbyESD.DescriptionTheACPL-C79B/C79A/C790isolationamplifiersweredesignedforcurrentandvoltagesensinginelectronicpowerconvertersinapplicationsincludingmotordrivesandrenewableenergysystems.Inatypicalmotordriveimplementation,currentflowsthroughanexternalresistorandtheresultinganalogvoltagedropissensedbytheisolationamplifier.Adifferentialoutputvoltagethatisproportionaltothecurrentiscreatedontheothersideoftheopticalisolationbarrier.Forgeneralapplications,theACPL-C79A(±1%gaintolerance)andtheACPL-C790(±3%gaintolerance)arerecommended.Forhighprecisionapplications,theACPL-C79B(±0.5%gaintolerance)canbeused.Theproductoperatesfromasingle5Vsupplyandprovidesexcellentlinearityanddynamicperformanceof60dBSNR.With200kHzbandwidth,1.6sfastresponsetime,theproductcapturestransientsinshortcircuitandoverloadconditions.Thehighcommon-modetransientimmunity(15kV/s)oftheACPL-C79B/C79A/C790providestheprecisionandstabilityneededtoaccuratelymonitormotorcurrentinhighnoisemotorcontrolenvironments,providingforsmoothercontrol(less“torqueripple”)invarioustypesofmotorcontrolapplications.Combinedwithsuperioropticalcouplingtechnology,theACPL-C79B/C79A/C790implementssigma-delta()analog-to-digitalconverter,chopperstabilizedampli-fiers,andafullydifferentialcircuittopologytoprovideunequaledisolation-modenoiserejection,lowoffset,highgainaccuracyandstability.Thisperformanceisdeliveredinacompact,auto-insertableStretchedSO-8(SSO-8)packagethatmeetsworldwideregulatorysafetystandards.FunctionalDiagramFeatures±0.5%HighGainAccuracy(ACPL-C79B)–50ppm/°CLowGainDrift0.6mVInputOffsetVoltage0.05%ExcellentLinearity60dBSNR200kHzWideBandwidth3Vto5.5VWideSupplyRangeforOutputSide–40°Cto+105°COperatingTemperatureRangeAdvancedSigma-Delta()A/DConverterTechnologyFullyDifferentialIsolationAmplifier15kV/sCommon-ModeTransientImmunityCompact,Auto-InsertableStretchedSO-8PackageSafetyandRegulatoryApprovals:–IEC/EN/DINEN60747-5-5:1230Vpeakworkinginsulationvoltage–UL1577:5000Vrms/1mindoubleprotectionrating–CSA:ComponentAcceptanceNotice#5ApplicationsCurrent/VoltageSensinginACandServoMotorDrivesSolarInverters,WindTurbineInvertersIndustrialProcessControlDataacquisitionsystemsSwitchingPowerSupplySignalIsolationGeneralPurposeAnalogSignalIsolationTraditionalCurrentTransducerReplacementsNOTE:A0.1Fbypasscapacitormustbeconnectedbetweenpins1and4andbetweenpins5and8.Figure1.12348765IDD1VDD1VIN+VIN-GND1IDD2VDD2VOUT+VOUT-GND2+-+-SHIELD2Table1.PinDescriptionPinNo.SymbolDescription1VDD1Supplyvoltageforinputside(4.5Vto5.5V),relativetoGND12VIN+Positiveinput(±200mVrecommended)3VIN–Negativeinput(normallyconnectedtoGND1)4GND1Inputsideground5GND2Outputsideground6VOUT–Negativeoutput7VOUT+Positiveoutput8VDD2Supplyvoltageforoutputside(3Vto5.5V),relativetoGND2Table2.OrderingInformationACPL-C79B/C79A/C790isULrecognizedwith5000Vrms/1minuteratingperUL1577.PartnumberOption(RoHSCompliant)PackageSurfaceMountTape&ReelIEC/EN/DINEN60747-5-5QuantityACPL-C79BACPL-C79AACPL-C790-000EStretchedSO-8XX80pertube-500EXXX1000perreelToorder,chooseapartnumberfromthepartnumbercolumnandcombinewiththedesiredoptionfromtheoptioncolumntoformanorderentry.Example:ACPL-C79B-500EtoorderproductofSurfaceMountpackageinTapeandReelpackagingwithIEC/EN/DINEN60747-5-5SafetyApprovalandRoHScompliance.Optiondatasheetsareavailable.ContactyourAvagosalesrepresentativeorauthorizeddistributorforinformation.3PackageOutlineDrawingsStretchedSO-8Package(SSO-8)5.850±0.50(0.230±0.010)56784321Dimensionsinmillimetersand(inches).Leadcoplanarity=0.1mm(0.004inches).6.807±0.127(0.268±0.005)RECOMMENDEDLANDPATTERN12.650(0.5)1.905(0.1)3.180±0.127(0.125±0.005)0.381±0.130(0.015±0.005)1.270(0.050)BSG7°(0.453±0.010)(0.008±0.004)(0.0295±0.010)0.200±0.1000.750±0.25011.50±0.250(0.063±0.005)1.590±0.127(0.018)0.45045°RoHS-COMPLIANCEINDICATORPARTNUMBERDATECODEC79BYYWWFigure2.SSO-8package.RecommendedPb-FreeIRProfileRecommendedreflowconditionasperJEDECStandard,J-STD-020(latestrevision).Non-HalideFluxshouldbeused.RegulatoryInformationTheACPL-C79B/C79A/C790isapprovedbythefollowingorganizations:IEC/EN/DINEN60747-5-5ApprovedwithMaximumWorkingInsulationVoltageVIORM=1230Vpeak.ULApprovalunderUL1577,componentrecognitionprogramuptoVISO=5000Vrms/1min.FileE55361.CSAApprovalunderCSAComponentAcceptanceNotice#5,FileCA88324.4Table3.InsulationandSafetyRelatedSpecificationsParameterSymbolValueUnitsConditionsMinimumExternalAirGap(ExternalClearance)L(101)8.0mmMeasuredfrominputterminalstooutputterminals,shortestdistancethroughairMinimumExternalTracking(ExternalCreepage)L(102)8.0mmMeasuredfrominputterminalstooutputterminals,shortestdistancepathalongbodyMinimumInternalPlasticGap(InternalClearance)0.5mmThroughinsulationdistance,conductortoconductor,usuallythedirectdistancebetweenthephotoemitterandphotodetectorinsidetheoptocouplercavityTrackingResistance(ComparativeTrac