Texas Instruments

LM109K

LM109K Description

The LM109K is a high-performance linear regulator designed by Texas Instruments, offering a fixed output voltage of 5.05V and a maximum output current of 1A. This regulator is ideal for applications requiring a stable and reliable power supply. With a maximum input voltage of 25V, the LM109K can handle a wide range of input conditions, making it versatile for various electronic systems. The regulator features over-current and over-temperature protection, ensuring safe operation under adverse conditions. The LM109K is packaged in a through-hole TO3-2 package, which is robust and suitable for high-power applications. It has a maximum supply current of 10 mA and a quiescent current of 5.2 mA, contributing to its efficiency and low power consumption. The product is REACH unaffected and RoHS3 compliant, adhering to environmental standards. With a moisture sensitivity level (MSL) of 1 (unlimited), the LM109K is suitable for long-term storage and use in various environments.

LM109K Features

• Fixed Output Voltage: The LM109K provides a stable output voltage of 5.05V, ensuring consistent power delivery to connected devices.
• High Output Current: Capable of delivering up to 1A of current, this regulator is suitable for applications requiring significant power.
• Wide Input Voltage Range: With a maximum input voltage of 25V, the LM109K can operate across a broad range of input voltages, enhancing its versatility.
• Protection Features: Over-current and over-temperature protection ensure the regulator remains safe and reliable under various operating conditions.
• Low Quiescent Current: A quiescent current of 5.2 mA minimizes power consumption, making the LM109K energy-efficient.
• Robust Packaging: The through-hole TO3-2 package is durable and suitable for high-power applications, providing mechanical stability.
• Environmental Compliance: The LM109K is REACH unaffected and RoHS3 compliant, meeting stringent environmental standards.
• Unlimited Moisture Sensitivity Level: An MSL of 1 (unlimited) allows for long-term storage and use in diverse environments.

LM109K Applications

The LM109K is well-suited for a variety of applications where a stable and reliable power supply is essential. Some specific use cases include:

• Industrial Equipment: Providing power to control systems, sensors, and actuators in industrial environments.
• Telecommunications: Supplying power to base stations, repeaters, and other communication infrastructure.
• Automotive Electronics: Ensuring stable power delivery to electronic control units (ECUs) and other automotive systems.
• Medical Devices: Powering critical medical equipment where reliability and stability are paramount.
• Consumer Electronics: Used in high-power consumer devices such as gaming consoles and home appliances.

Conclusion of LM109K

The LM109K by Texas Instruments is a robust and versatile linear regulator, offering a fixed output voltage of 5.05V and a maximum output current of 1A. Its wide input voltage range, low quiescent current, and comprehensive protection features make it a reliable choice for various applications. The through-hole TO3-2 package ensures mechanical stability, while its environmental compliance and unlimited moisture sensitivity level make it suitable for long-term use. Whether in industrial, automotive, medical, or consumer electronics, the LM109K stands out as a reliable and efficient power management solution.