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