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ULN2803A

ULN2803A Description:

The ULN2803A is a High-Voltage, High-Current Eight (8) Darlington Array and is available in package(s): 18-Pin DIP. The ULN2803A has a 2.7-k series base resistor for each Darlington pair for operation directly with TTL or 5-V CMOS devices.

The ULN2803A is currently sourced by Jameco, Allegro MicroSystems and STMicroelectronics.

ULN2803A Features
  • 500-mA Rated Collector Current (Single Output)
  • High-Voltage Outputs: 50 V
  • Output Clamp Diodes
  • Inputs Compatible With Various Types of Logic
  • Relay Driver Applications
  • Eight Darlingtons with Common Emitters
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ULN2803A Price and ULN2803A Inventory

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Device Category:
Transistor Arrays
ULN2803A Applications
  • Relay Drivers
  • Hammer Drivers
  • Lamp Drivers
  • Display Drivers (Led And Gas Discharge)
  • Line Drivers
  • Logic Buffers
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ULN2803A - Related Part Families
ULN2803A
Texas Instruments
Related Part Numbers:
ULN2803ADW, ULN2803ADWG4, ULN2803ADWR, ULN2803ADWRG4, ULN2803AN, ULN2803ANE4
ULN2803ADW, ULN2803ADWG4, ULN2803ADWR, ULN2803ADWRG4, ULN2803AN, ULN2803ANE4
Most Popular Part Families