ULN2003 IC DIP 16 7 Darlington Transistor Arrays IC: An Overview
The ULN2003 IC in DIP-16 (Dual In-line Package with 16 pins) configuration is a versatile integrated circuit featuring seven darlington transistor arrays. Each darlington pair within the ULN2003 IC is capable of driving high-voltage and high-current loads, making it suitable for applications such as interfacing low-level logic signals with high-power loads like relays, motors, solenoids, and lamps.
Specifications:
| Specification | Value |
|---|---|
| Number of Darlington Pairs | 7 |
| Maximum Output Current per Pair | 500mA |
| Maximum Output Voltage | 50V |
| Suppression Diodes | Integral to each darlington pair |
| Package | DIP-16 (Dual In-line Package with 16 pins) |
| Input Compatibility | TTL and CMOS logic levels compatible |
| Power Dissipation | Typically around 1W |
Key Features:
- High-Voltage and High-Current Capability: Each darlington pair can handle significant loads, making it suitable for driving various inductive and resistive loads.
- Integral Suppression Diodes: Built-in diodes provide protection against back electromotive force generated by inductive loads, enhancing reliability.
- Multiple Outputs: With seven darlington pairs, the ULN2003 IC offers multiple outputs, enabling simultaneous control of multiple loads.
- TTL/CMOS Compatibility: It is compatible with both TTL and CMOS logic levels, simplifying interfacing with microcontrollers and other digital logic circuits.
- Compact DIP-16 Package: The DIP-16 package facilitates through-hole mounting, making it suitable for breadboard and prototyping applications.
- Thermal Protection: The IC may include thermal shutdown protection to prevent damage due to overheating, ensuring device longevity and reliability.
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