LM2592HVT-5.0/NOPB

The LM2592HVT-5.0/NOPB is a high-efficiency step-down (buck) voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage of 5.0V while accepting a wide input voltage range, making it suitable for various applications, including power management in portable devices, automotive systems, and industrial equipment.

Key Features:

1. Output Voltage: The LM2592HVT-5.0/NOPB is fixed at 5.0V, which simplifies design considerations for applications requiring this specific voltage.

2. Input Voltage Range: It can operate with an input voltage range from 4.5V to 40V, allowing it to be used in a variety of power supply scenarios.

3. Output Current: The device can deliver up to 3A of output current, making it capable of powering a range of loads, from microcontrollers to more demanding peripherals.

4. Efficiency: The LM2592HVT-5.0/NOPB boasts high efficiency, often exceeding 90%, which helps in reducing heat generation and improving overall system reliability.

5. Switching Frequency: It operates at a fixed switching frequency of 150 kHz, which helps in minimizing the size of external components such as inductors and capacitors.

6. Thermal Protection: The regulator includes built-in thermal shutdown and current limit features, providing protection against overheating and overcurrent conditions.

7. Package Type: The device is available in a TO-220 package, which facilitates easy heat dissipation and mounting on PCBs.

8. Application Areas: It is suitable for a wide range of applications, including but not limited to:

   • Power supplies for microcontrollers and DSPs
   • Battery-powered devices
   • Automotive electronics
   • Industrial automation systems

9. Additional Features: The LM2592HVT-5.0/NOPB also includes features such as soft start, which helps to limit inrush current during startup, and a voltage feedback loop for improved regulation.

Performance Characteristics:

• Line Regulation: The device maintains stable output voltage despite variations in input voltage.
• Load Regulation: It ensures consistent output voltage under varying load conditions.
• Transient Response: The LM2592HVT-5.0/NOPB is designed to respond quickly to changes in load, maintaining output stability.

Conclusion:

The LM2592HVT-5.0/NOPB from Texas Instruments is a robust and efficient voltage regulator that provides a reliable solution for applications requiring a fixed 5.0V output. Its combination of high efficiency, wide input range, and protective features makes it an excellent choice for designers looking to implement reliable power management solutions in their electronic systems.