OPA561

FEATURES
1.2AOUTPUTCURRENT
12Vp-pOUTPUTVOLTAGE
WIDEPOWERRANGE:−SingleSupply:+7Vto+15V−DualSupply:±3.5Vto±7.5V
FULLYPROTECTED:−ThermalShutdown−AdjustableCurrentLimit
OUTPUTDISABLECONTROL
17MHzGAIN-BANDWIDTHPRODUCT
50V/µsSLEWRATE
1MHzFULL-POWERBANDWIDTH
THERMALLYENHANCEDHTSSOP-20PowerPADPACKAGEAPPLICATIONS
POWER-LINECOMMUNICATIONS
VALVE-ACCUATORDRIVERS
POWERSUPPLIES
TESTEQUIPMENT
TECDRIVERS
LASERDIODEDRIVERSNOTE:Pins1,10,and11-20arenotconnected.PowerPADmustbeconnectedtoV−.DESCRIPTIONTheOPA561isalow-cost,high-currentoperationalamplifiercapableofdrivingupto1.2Apulsesintoreactiveloads.Thismonolithicintegratedcircuitprovideshighreliabilityindemandingline-carriercommunications,laserdiodedrivers,andmotorcontrolapplications.Thehighslewrateprovides1MHzfull-powerbandwidthandexcellentlinearity.TheOPA561operatesfromeitherasinglesupplyintherangeof7Vto15Vordualpowersuppliesof±3.5Vto±7.5Vfordesignflexibility.Insingle-supplyoperation,theinputcommon-moderangeextendsbelowground.Atmaximumoutputcurrent,awideoutputswingprovidesa12Vp-pcapabilitywithanominal15Vsupply.TheOPA561isinternallyprotectedagainstover-temperatureconditionsandcurrentoverloads.Inaddition,theOPA561isdesignedtoprovideanaccurate,user-selected,currentlimit.Thecurrentlimitcanbeadjustedfrom0.2Ato1.2Awithalow-powerresistor/potentiometerorDAC(Digital-to-AnalogConverter).Thehigh-speedcharacteristicsofthecurrentcontrolloopprovideaccuracyevenunderpulsedloadconditions.TheEnable/Status(E/S)pinperformstwofunctions:itcanbemonitoredtodetermineifthedeviceisinthermalshutdown(activeLOW),anditcanalsobeforcedLOWtodisabletheoutput,disconnectingtheload.TheOPA561isavailableintheminiature,HTSSOP-20PowerPADpowerpackage.Thissurface-mountpack-ageisthermallyenhancedandhasaverylowthermalresistance.Operationisspecifiedovertheextendedindustrialtemperaturerange,−40Cto+125C.OPA561SBOS206D−DECEMBER2001−REVISEDOCTOBER2004High-Current,High-SpeedOPERATIONALAMPLIFIER
 

!!2001-2004,TexasInstrumentsIncorporatedPleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.PowerPADisatrademarkofTexasinstrumentsIncorporated.Allothertrademarksarethepropertyoftheirrespectiveowners.
#$SBOS206D−DECEMBER2001−REVISEDOCTOBER2004(1)SupplyVoltage,V−toV+16V...........................InputVoltageRange(V−)−0.4Vto(V+)+0.5V................InputShutdownVoltage(V−)−0.4Vto(V−)+5.0V..............OperatingTemperature−40°Cto+125°C....................StorageTemperature−65°Cto+150°C.....................JunctionTemperature150°C...........................LeadTemperature(soldering,10s)300°C...................(1)Stressesabovetheseratingsmaycausepermanentdamage.Exposuretoabsolutemaximumconditionsforextendedperiodsmaydegradedevicereliability.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthosespecifiedisnotimplied.ELECTROSTATICDISCHARGESENSITIVITYThisintegratedcircuitcanbedamagedbyESD.TexasIn-strumentsrecommendsthatallintegratedcircuitsbehan-dledwithappropriateprecautions.Failuretoobserveprop-erhandlingandinstallationprocedurescancausedamage.ESDdamagecanrangefromsubtleperformancedegradationtocompletedevicefailure.Precisionintegratedcircuitsmaybemoresusceptibletodamagebecauseverysmallparametricchangescouldcausethedevicenottomeetitspublishedspecifications.PACKAGE/ORDERINGINFORMATION(1)PRODUCTPACKAGE-LEADPACKAGEDESIGNATORSPECIFIEDTEMPERATURERANGEPACKAGEMARKINGORDERINGNUMBERTRANSPORTMEDIA,QUANTITYOPA561PWPHTSSOP-20PWP−40°Cto+125°COPA561OPA561PWPRails,70OPA561PWPHTSSOP-20PWP−40°Cto+125°COPA561OPA561PWP/2KTapeandReel,2000(1)Forthemostcurrentpackageandorderinginformation,seethePackageOptionAddendumlocatedattheendofthisdatasheet.ELECTRICALCHARACTERISTICSBOLDFACElimitsapplyoverthespecifiedtemperaturerange,TA=−40°Cto+125°C.AtTCASE=+25°C,VS=15V,loadconnectedtoVS/2,andE/Senabled,unlessotherwisenoted.OPA561PARAMETERCONDITIONSMINTYPMAXUNITSOFFSETVOLTAGEVS=12VInputOffsetVoltageVOSVCM=0V±1±20mVvsTemperaturedVOS/dT±50µV/°CvsPowerSupplyPSRRVCM=0V,VS=7Vto16V25150µV/VINPUTBIASCURRENT(1)InputBiasCurrentIBVCM=0V10100pAInputOffsetCurrentIOSVCM=0V10100pANOISEInputVoltageNoiseDensityenf=1kHz83nV/√Hzf=10kHz32nV/√Hzf=100kHz14nV/√HzCurrentNoiseinf=1kHz4fA/√HzINPUTVOLTAGERANGECommon-ModeVoltageRangeVCMLinearOperation(V−)−0.1(V+)−3VCommon-ModeRejectionRatioCMRRVS=15V,VCM=(V−)−0.1Vto(V+)−3V7080dBINPUTIMPEDANCEDifferential1.81011||10Ω||pFCommon-Mode1.81011||18.5Ω||pFOPEN-LOOPGAINOpen-LoopVoltageGainAOLVO=10Vp−p,RL=5Ω80100dBFREQUENCYRESPONSEGain-BandwidthProductGBWRL=5Ω17MHzSlewRateSRG=1,10VStep,RL=5Ω50V/µsFull-PowerBandwidthG=+2,VOUT=10Vp-p1MHzSettlingTime:±0.1%G=−1,10VStep1µsTotalHarmonicDistortion+NoiseTHD+Nf=1kHz,RL=5Ω,G=+2,VO=10Vp-p0.02%f=1MHz3