TPS53119RGTR

The TPS53119RGTR is a high-performance, step-down (buck) voltage regulator from Texas Instruments, designed for powering high-performance processors and FPGAs. It is particularly well-suited for applications requiring efficient power conversion with a wide input voltage range and high output current capabilities.

Key Features:

1. Input Voltage Range: The TPS53119 operates with an input voltage range of 4.5V to 17V, making it versatile for various power supply applications.

2. Output Voltage: The device can be configured to provide a regulated output voltage as low as 0.8V, which is ideal for modern digital circuits that require low voltage levels.

3. Output Current: It is capable of delivering up to 19A of continuous output current, making it suitable for high-load applications.

4. Efficiency: The TPS53119 is designed for high efficiency, often exceeding 90% under typical operating conditions. This efficiency helps in reducing heat generation and improving overall system reliability.

5. Control Scheme: The regulator employs a voltage mode control scheme with a built-in compensation network, which simplifies the design process and enhances stability across a wide range of load conditions.

6. Power Good Indicator: The device includes a power good (PG) signal that indicates when the output voltage is within the specified range, providing a useful feature for system monitoring.

7. Thermal Protection: The TPS53119 includes thermal shutdown protection to prevent damage due to overheating, ensuring safe operation under various conditions.

8. Package: The device is available in a compact 28-pin HTQFP (Thin Quad Flat Pack) package, which aids in space-constrained designs.

9. Additional Features: It supports features such as soft-start, which helps to limit inrush current during startup, and adjustable switching frequency, allowing designers to optimize performance for their specific applications.

Applications:

The TPS53119 is commonly used in applications such as:

• Power supplies for processors and FPGAs
• Distributed power architectures
• Telecom and networking equipment
• Industrial automation systems
• Consumer electronics

Conclusion:

Overall, the TPS53119RGTR from Texas Instruments is a robust and efficient buck converter that provides designers with the flexibility and performance needed for modern power management solutions. Its combination of high output current, wide input voltage range, and advanced features makes it a popular choice for a variety of demanding applications.