Texas Instruments

LM5119PSQ/NOPB

The LM5119PSQ/NOPB is a high-voltage, high-power step-down switching regulator from Texas Instruments. It is designed to provide efficient and precise voltage regulation for a wide range of applications, including industrial, medical, and telecom systems.

Description:

The LM5119 is a synchronous step-down switching regulator that can operate from an input voltage range of 4.5V to 60V. It is available in a compact 16-pin QFN package and features a wide output voltage range of 0.6V to 60V. The device offers high efficiency and low quiescent current, making it suitable for battery-powered applications.

Features:

1. Input voltage range: 4.5V to 60V
2. Output voltage range: 0.6V to 60V
3. Wide output current capability: up to 3A
4. High efficiency: up to 96% depending on the input and output voltages
5. Low quiescent current: 35µA in normal operation mode
6. Synchronous rectification for improved efficiency
7. Programmable soft-start and output voltage tracking
8. Over-current protection, over-temperature protection, and open-loop protection
9. Small form factor: 16-pin QFN package

Applications:

1. Industrial systems: Power supply for industrial control and automation equipment
2. Medical equipment: Power supply for medical devices, such as patient monitoring systems and diagnostic equipment
3. Telecom systems: Power supply for base stations, routers, and other telecom infrastructure
4. LED lighting: Power supply for high-brightness LED lighting systems
5. Portable power: Power supply for battery-powered devices, such as laptops, tablets, and smartphones
6. Renewable energy systems: Power supply for solar panels and other renewable energy sources

The LM5119PSQ/NOPB is a versatile and efficient step-down regulator that can be used in a wide range of applications requiring high-voltage and high-power conversion. Its compact size, high efficiency, and robust protection features make it an ideal choice for both industrial and portable power applications.