( Brand: National Semiconductor ), ( Manufacturer Part Number: LM320H-5.0 )
The LM320H-5.0 is a high-voltage voltage regulator manufactured by National Semiconductor, a renowned leader in the semiconductor industry. This device is specifically designed to provide a stable and regulated output voltage, even under varying input voltage conditions and load changes.
The LM320H-5.0 is a 3-terminal linear voltage regulator that operates on a wide input voltage range of 10V to 39V. It offers an adjustable output voltage of 5.0V with an accuracy of 1%. This regulator is capable of delivering a maximum continuous output current of 1A, making it suitable for applications requiring moderate power.
One of the unique features of the LM320H-5.0 is its ability to operate in both unregulated input and regulated input applications, providing flexibility in design. It also features a built-in thermal protection circuit to prevent overheating, ensuring safety and reliability in operation.
The LM320H-5.0 is housed in a small SO-8 package, making it easy to incorporate into various electronic designs. It operates over a wide temperature range of -55 C to 125 C, making it suitable for use in a variety of environments.
In summary, the LM320H-5.0 is a versatile and reliable voltage regulator that offers high accuracy, wide input voltage range, and thermal protection. Its compact size and wide operating temperature range make it an excellent choice for various applications requiring stable voltage regulation.
Pros of buying LM320H-5.0 National Semiconductor 39V Regulator:1. High Voltage Regulation: The LM320H-5.0 is a 39V adjustable linear regulator, which makes it suitable for power supply applications requiring high voltages.
2. Wide Input Voltage Range: It has a wide input voltage range of 12V to 36V, allowing it to be used with a variety of power sources.
3. High Output Current: The LM320H-5.0 can deliver up to 1.5A of output current, making it suitable for powering medium-power devices.
4. Adjustable Output Voltage: The output voltage of the LM320H-5.0 can be adjusted from 0V to 39V, allowing it to be used in a wide range of applications.
Cons of buying LM320H-5.0 National Semiconductor 39V Regulator:1. Inefficient: Linear regulators like the LM320H-5.0 are less efficient than switching regulators, as they dissipate energy as heat. This may lead to higher operating temperatures and increased power consumption.
2. Bulkier and heavier: Due to their linear design, linear regulators such as the LM320H-5.0 are often bulkier and heavier than switching regulators, which may be a drawback for applications requiring compact and lightweight solutions.
3. Limited Output Voltage Adjustment Range: While the LM320H-5.0 has a wide input voltage range, its output voltage adjustment range is limited to 0V to 39V. This may not be suitable for applications requiring a finer adjustment range.
Conclusion:The LM320H-5.0 National Semiconductor 39V Regulator is a versatile and powerful linear regulator suitable for power supply applications requiring high voltages and a wide input voltage range. While it has some drawbacks such as lower efficiency and limited output voltage adjustment range, its benefits, including high output current and wide input voltage range, make it a valuable component in many power supply designs.
Recommendation:If you require a high voltage regulator for power supply applications, the LM320H-5.0 National Semiconductor 39V Regulator is a good option to consider. However, if you require a more efficient or compact solution, you may want to consider switching regulators as an alternative. Always ensure that the chosen regulator is suitable for the specific application, considering factors such as power consumption, temperature constraints, and output voltage requirements.
National P/N lm320h-5.