ULN2803A ULN2803 Darlington Transistor Array NPN DIP-18



The ULN2803A are high voltage, high current darlington drivers comprised of eight NPN darlington pairs. All units feature integral clamp diodes for switching inductive loads. Applications include relay, hammer, lamp and display (LED) drivers.


  • ULN2803A

This item features:

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


  • New and Authentic Component(s) - ULN2803A high voltage, high current darlington drivers.
  • Friendly Note: Be mindful of the many, inexpensive, counterfeits available on the market.

General details:

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