ULN2004 Datasheet


The UTC ULN2004 are high-voltage, high-current darlington drivers comprised of seven NPN darlington pairs. All units feature integral clamp diodes for switching inductive loads.
Applications include relay, hammer, lamp and display (LED) drivers.

Uln2004 pin connection

ULN2004 Features

  • Output current (single output): 500mA (MAX.)
  • High sustaining voltage output: 50V (MIN.)
  • Output clamp diodes
  • Inputs compatible with various types of logic

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