STMicroelectronics

L7818CV

L7818CV Description

The L7818CV is a fixed linear voltage regulator from STMicroelectronics. It is designed to provide a stable 18V output with a maximum input voltage of 35V. The regulator can deliver a continuous output current of 1.5A and has a quiescent current of 8 mA. The L7818CV features a low dropout voltage of 2V at 1A load, ensuring high efficiency even under heavy load conditions. It is housed in a through-hole TO220AB package and is compliant with the RoHS3 directive.

L7818CV Features

• Fixed 18V output voltage with a minimum output voltage of 18V
• Maximum input voltage of 35V
• Output current of 1.5A
• Quiescent current of 8 mA
• Low dropout voltage of 2V at 1A load
• Positive output configuration
• Single output regulator
• Over temperature and short circuit protection
• PSRR of 53dB at 120Hz
• Moisture Sensitivity Level (MSL) of 1 (unlimited)
• Operating temperature range of 0°C to 125°C
• REACH unaffected status
• EAR99 ECCN classification
• Tube packaging
• Base product number L7818

L7818CV Applications

The L7818CV is ideal for a variety of applications where a stable 18V output is required. Some specific use cases include:

1. Power supplies for electronic devices, such as computers, routers, and other network equipment
2. Industrial control systems and automation equipment
3. Telecommunication equipment, including base stations and switching systems
4. Medical devices and equipment, such as patient monitors and diagnostic instruments
5. Automotive electronics, including infotainment systems and engine control modules

Conclusion of L7818CV

The L7818CV is a reliable and efficient fixed linear voltage regulator from STMicroelectronics. Its unique features, such as low dropout voltage, low quiescent current, and over temperature and short circuit protection, make it an excellent choice for a wide range of applications. Although it is now considered obsolete, the L7818CV remains a popular choice for its proven performance and reliability in various electronic systems.