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第2章 八路NPN达林顿晶体管阵列-ULN2803A.pdf

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ULN2803A

SLRS049G–FEBRUARY1997–REVISEDJANUARY2015

ULN2803ADarlingtonTransistorArrays

1Features3Description

TheULN2803Adeviceisahigh-voltage,high-current

1•500-mA-RatedCollectorCurrent

(SingleOutput)Darlingtontransistorarray.Thedeviceconsistsof

eightNPNDarlingtonpairsthatfeaturehigh-voltage

•High-VoltageOutputs:50Voutputswithcommon-cathodeclampdiodesfor

•OutputClampDiodesswitchinginductiveloads.Thecollector-currentrating

•InputsCompatibleWithVariousofeachDarlingtonpairis500mA.TheDarlington

TypesofLogicpairsmaybeconnectedinparallelforhighercurrent

capability.

•Relay-DriverApplications

•CompatiblewithULN2800ASeries

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