ST ULN2803A Octal Darlington Driver

Standard range
Order Code:

82-0668

Brand: ST MPN: ULN2803A
Qty Unit Price (Ex VAT)
5+ £3.76
10+ £3.37
25+ £2.82
50+ £2.50
100+ £2.32
Price per unit {{ IncVat ? 'Inc' : 'Ex' }} VAT
Order in multiples of 5
660 in stock, despatched same dayAdditional quantity lead time 7 days

A high current Darlington array containing eight open collector Darlington pairs with common emitters. Suppression diodes are included for inductive load driving and the inputs are pinned opposite the outputs to simplify board layout.

Useful for driving a wide range of loads including solenoids, relays DC motors, LED displays, filament lamps, thermal print heads and high power buffers.


  • Darlington transistor array
  • 8x Drivers
  • CMOS
  • TTL Input compatibility
  • 500mA Peak output current
  • 50V Output voltage
  • 50V Switching voltage
  • 0.25us Delay time
  • Working temperature -20°C to +85°C
  • DIL-18 Case

Please click here for Product Change Notification.
Delay Time 0.25
Drivers Per Package 8
Height 3.93mm
Input Compatibility CMOS, TTL
Length 23.24mm
Operating Temperature Range -20 to +85°C
Package/Case 18-DIP
Type Darlington
Width 7.1mm

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