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ULN2003 IC Datasheet

ULN2003 IC High-Current Darlington Transistor Arrays Drivers.

The ULN2003A devices are high-voltage, high-current Darlington transistor arrays. Each consists of seven NPN Darlington pairs that feature high-voltage outputs with common-cathode clamp diodes for switching inductive loads.

Applications:

  •  Relay Drivers
  •  Stepper and DC Brushed Motor Drivers
  •  Lamp Drivers
  •  Display Drivers (LED and Gas Discharge)
  •  Line Drivers
  •  Logic Buffers

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

Absolute Maximum Ratings:

  • VCC Collector-emitter voltage 50 V
  • Clamp diode reverse voltage(2) 50 V
  • VI Input voltage(2) 30 V
  • Peak collector current and 500 mA
  • IOK Output clamp current 500 mA
  • TJ Operating virtual junction temperature 150 °C

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