Product Overview: LT1117CST#TR

The LT1117CST#TR is a robust low dropout positive fixed voltage regulator designed to provide precision current and thermal limiting. Manufactured by Linear Technology, now part of Analog Devices, this regulator is optimized for fast transient response and is suitable for applications requiring up to 800mA of output current. The device is housed in a surface-mount SOT-223 package, making it a space-efficient choice for modern compact electronics.

Key Features

• Output Current: Capable of delivering up to 800mA of continuous output current, this regulator can support a wide range of applications from simple low-power devices to more demanding circuits.
• Low Dropout Voltage: With a dropout voltage as low as 1.2V at maximum output, it maintains regulation even when the supply voltage is close to the output voltage, enhancing efficiency and battery life in portable applications.
• Fixed Output Voltage: The device provides a fixed output voltage, ensuring a stable and predictable supply for sensitive electronic components.
• Protection Features: The LT1117CST#TR includes built-in current limiting and thermal shutdown, protecting the device and the application from damage due to over-current and excessive heat conditions.
• Surface-Mount Package: Packaged in a SOT-223, this regulator is designed for surface mounting, saving valuable board space and allowing for higher density circuit designs.

Applications

The LT1117CST#TR is versatile and can be used in various applications, including:

• Portable and battery-powered equipment
• Microprocessor supply
• Memory supply
• Post-regulation for switching supplies

Quality and Reliability

Linear Technology is known for its commitment to quality and reliability, and the LT1117CST#TR is no exception. This product is rigorously tested to ensure it meets the high standards expected of Linear Technology components, providing dependable performance even in challenging environments.

Conclusion

Overall, the LT1117CST#TR from Linear Technology is a reliable and efficient solution for applications requiring a fixed voltage regulator with a low dropout voltage and high output current capability. Its compact form factor, combined with its robust protection features, makes it an excellent choice for a wide range of electronic applications.