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ULN2803ADWR Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
ULN2803ADWRTI 2900Yes

ULN2803ADWR is a high-voltage, high-current Darlington transistor array manufactured by Texas Instruments (TI).

The ULN2803ADWR is a high-voltage, high-current Darlington transistor array manufactured by Texas Instruments (TI).

Specifications:

  • Configuration: 8-channel Darlington transistor array
  • Output Voltage: 50V (max)
  • Output Current: 500mA per channel (max)
  • Input Voltage Compatibility: 3.3V, 5V TTL/CMOS
  • Input Current: 2.5mA (max)
  • Package Type: SOIC-18 (DWR)
  • Operating Temperature Range: -20°C to +85°C
  • Features Common Cathode Clamp Diodes for Inductive Loads

Descriptions:

The ULN2803ADWR consists of eight NPN Darlington pairs with high-voltage and high-current capabilities. It is designed for interfacing between low-level logic circuits and high-power loads such as relays, solenoids, and lamps. Each channel includes a suppression diode for inductive load protection.

Features:

  • 8 Darlington Transistors with high current and voltage ratings
  • Integrated Suppression Diodes for inductive load protection
  • Compatible with TTL, DTL, PMOS, and CMOS logic
  • Outputs can be paralleled for higher current capability
  • Wide Operating Temperature Range

This device is commonly used in industrial, automotive, and consumer applications for driving high-power loads from logic-level signals.

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