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              1. "
                ULN2003A-ULN2004A
                ULN2001A-ULN2002A
                February2002
                SEVENDARLINGTONARRAYS
                .
                .
                SEVENDARLINGTONSPERPACKAGE
                .
                OUTPUTCURRENT500mAPERDRIVER
                (600mAPEAK)
                .
                OUTPUTVOLTAGE50V
                .
                INTEGRATEDSUPPRESSIONDIODESFOR
                INDUCTIVELOADS
                .
                OUTPUTSCANBEPARALLELEDFOR
                HIGHERCURRENT
                .
                TTL/CMOS/PMOS/DTLCOMPATIBLEINPUTS
                .
                INPUTSPINNEDOPPOSITEOUTPUTSTO
                SIMPLIFYLAYOUT
                DESCRIPTION
                TheULN2001A,ULN2002A,ULN2003and
                ULN2004Aarehighvoltage,highcurrentdarlington
                arrayseachcontainingsevenopencollectordar-
                lingtonpairswithcommonemitters.Eachchannel
                ratedat500mAandcanwithstandpeakcurrentsof
                600mA.Suppressiondiodesareincludedforinduc-
                tiveloaddrivingandtheinputsarepinnedopposite
                theoutputstosimplifyboardlayout.
                Thefourversionsinterfacetoallcommonlogicfami-
                lies:
                ULN2001AGeneralPurpose,DTL,TTL,PMOS,
                CMOS
                ULN2002A14-25VPMOS
                ULN2003A5VTTL,CMOS
                ULN2004A6–15VCMOS,PMOS
                Theseversatiledevicesareusefulfordrivingawide
                rangeofloadsincludingsolenoids,relaysDCmo-
                tors,LEDdisplaysfilamentlamps,thermalprint-
                headsandhighpowerbuffers.
                TheULN2001A/2002A/2003Aand2004Aaresup-
                pliedin16pinplasticDIPpackageswithacopper
                leadframetoreducethermalresistance.Theyare
                availablealsoinsmalloutlinepackage(SO-16)as
                ULN2001D/2002D/2003D/2004D.
                DIP16
                ORDERINGNUMBERS:ULN2001A/2A/3A/4A
                SO16
                ORDERINGNUMBERS:ULN2001D/2D/3D/4D
                PINCONNECTION
                1/8
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