The ULN2003 is a high-voltage, high-current Darlington transistor array integrated circuit designed to drive a variety of loads, such as relays, solenoids, and LEDs. It's a popular choice for applications requiring multiple discrete transistor outputs in a compact package.
Key Features:
- Darlington Transistor Array: Consists of seven independent Darlington transistors for driving multiple loads.
- High Voltage Rating: Can handle up to 50V between collector and emitter.
- High Current Rating: Each transistor can handle up to 500mA of continuous collector current.
- Open Collector Outputs: Allows for flexible control of output voltage levels.
- Compact DIP-16 Package: Ideal for space-constrained designs.
- Wide Operating Temperature Range: Suitable for various environments.
Applications:
- Relay drivers
- Solenoid drivers
- LED drivers
- Motor control
- Industrial automation
- Power supplies