TheULN2001Aisobsoleteandisnolongersupplied. SLRS027G−DECEMBER1976−REVISEDJUNE20041POSTOFFICEBOX655303•DALLAS,TEXAS75265500-mA-RatedCollectorCurrent(SingleOutput)High-VoltageOutputs...50VOutputClampDiodesInputsCompatibleWithVariousTypesofLogicRelay-DriverApplicationsdescription/orderinginformationTheULN2001A,ULN2002A,ULN2003A,ULN2004A,ULQ2003A,andULQ2004Aarehigh-voltage,high-currentDarlingtontransistorarrays.EachconsistsofsevennpnDarlingtonpairsthatfeaturehigh-voltageoutputswithcommon-cathodeclampdiodesforswitchinginductiveloads.Thecollector-currentratingofasingleDarlingtonpairis500mA.TheDarlingtonpairscanbeparalleledforhighercurrentcapability.Applicationsincluderelaydrivers,hammerdrivers,lampdrivers,displaydrivers(LEDandgasdischarge),linedrivers,andlogicbuffers.For100-V(otherwiseinterchangeable)versionsoftheULN2003AandULN2004A,seetheSN75468andSN75469,respectively.ORDERINGINFORMATIONTAPACKAGE†ORDERABLEPARTNUMBERTOP-SIDEMARKINGULN2002ANULN2002ANPDIP(N)Tubeof25ULN2003ANULN2003ANPDIP(N)Tubeof25ULN2004ANULN2004ANTubeof40ULN2003ADULN2003ASOIC(D)Reelof2500ULN2003ADRULN2003A−20°Cto70°CSOIC(D)Tubeof40ULN2004ADULN2004A−20Cto70CReelof2500ULN2004ADRULN2004ASOP(NS)Reelof2000ULN2003ANSRULN2003ASOP(NS)Reelof2000ULN2004ANSRULN2004ATSSOP(PW)Tubeof90ULN2003APWUN2003ATSSOP(PW)Reelof2000ULN2003APWRUN2003APDIP(N)Tubeof25ULQ2003ANULQ2003APDIP(N)Tubeof25ULQ2004ANULQ2004AN−40°Cto85°CTubeof40ULQ2003ADULQ2003A−40°Cto85°CSOIC(D)Reelof2500ULQ2003ADRULQ2003ASOIC(D)Tubeof40ULQ2004ADULQ2004AReelof2500ULQ2004ADRULQ2004A†Packagedrawings,standardpackingquantities,thermaldata,symbolization,andPCBdesignguidelinesareavailableat2004,TexasInstrumentsIncorporated!#$%&!#'%()$!*!&+*%$#$#'&$$!#'&,&&#&-!##%&##!*!*.!!/+*%$'$#0*&$#!)/$)%*&0!))'!!&&#+ULN2001A...DORNPACKAGEULN2002A...NPACKAGEULN2003A...D,N,NS,ORPWPACKAGEULN2004A...D,N,ORNSPACKAGEULQ2003A,ULQ2004A...DORNPACKAGE(TOPVIEW)123456781615141312111091B2B3B4B5B6B7BE1C2C3C4C5C6C7CCOM'*%$#$')!12 34 4!))'!!&&#!&&*%)#,&.#&&*+!)),&'*%$#'*%$'$#0*&$#!)/$)%*&0!))'!!&&#+TheULN2001Aisobsoleteandisnolongersupplied. SLRS027G−DECEMBER1976−REVISEDJUNE20042POSTOFFICEBOX655303•DALLAS,TEXAS75265description/orderinginformation(continued)TheULN2001Aisageneral-purposearrayandcanbeusedwithTTLandCMOStechnologies.TheULN2002Aisdesignedspecificallyforusewith14-Vto25-VPMOSdevices.EachinputofthisdevicehasaZenerdiodeandresistorinseriestocontroltheinputcurrenttoasafelimit.TheULN2003AandULQ2003Ahavea2.7-kΩseriesbaseresistorforeachDarlingtonpairforoperationdirectlywithTTLor5-VCMOSdevices.TheULN2004AandULQ2004Ahavea10.5-kΩseriesbaseresistortoallowoperationdirectlyfromCMOSdevicesthatusesupplyvoltagesof6Vto15V.TherequiredinputcurrentoftheULN/ULQ2004AisbelowthatoftheULN/ULQ2003A,andtherequiredvoltageislessthanthatrequiredbytheULN2002A.logicdiagram7C6C5C4C3C2C1CCOM76543217B6B5B4B3B2B1B101112131415169TheULN2001Aisobsoleteandisnolongersupplied. SLRS027G−DECEMBER1976−REVISEDJUNE20043POSTOFFICEBOX655303•DALLAS,TEXAS75265schematics(eachDarlingtonpair)InputBOutputCCOMEULN2001A7.2kΩ3kΩOutputCCOMEULN2002A7.2kΩ3kΩ10.5kΩ7VInputBOutputCCOMEULN2003A,ULN2004A,ULQ2003A,ULQ2004A7.2kΩ3kΩRBInputBULN/ULQ2003A:RB=2.7kΩULN/ULQ2004A:RB=10.5kΩAllresistorvaluesshownarenominal.TheULN2001Aisobsoleteandisnolongersupplied. SLRS027G−DECEMBER1976−REVISEDJUNE20044POSTOFFICEBOX655303•DALLAS,TEXAS75265absolutemaximumratingsat25°Cfree-airtemperature(unlessotherwisenoted)†Collector-emittervoltage50V....................................................................Clampdiodereversevoltage(seeNote1)50V.....................................................Inputvoltage,VI(seeNote1)30V................................................................Peakcollectorcurrent(seeFigures14and15)500mA.............................................Outputclampcurrent,IOK500mA................................................................Totalemitter-terminalcurrent−2.5A..............................................................Operatingfree-airtemperaturerange,TA,ULN200xA−20°Cto70°C..................................ULQ200xA−40°Cto85°C.................................ULQ200xAT−40°Cto105°C...............................Packagethermalimpedance,θJA(seeNotes2and3):Dpackage73°C/W............................Npackage67°C/W......