( Brand: National Semiconductor ), ( Manufacturer Part Number: LM317HVT ), ( Part Type: Voltage Linear )
The LM317HVT is a linear voltage regulator integrated circuit (IC) manufactured by National Semiconductor. This device is part of the LM317 family, which is widely known for its versatility and reliability in voltage regulation applications. The 'HVT' in the part number stands for high voltage and high current, indicating that this specific version of the LM317 can handle higher voltage and current than its standard counterpart.
The LM317HVT is a three-terminal linear regulator that operates on the principle of voltage drop across a series pass element. It can provide a stable output voltage within a range of 1.2V to 37V, making it suitable for a wide variety of applications. The input voltage can range from 4V to 37V, providing a significant voltage margin for design flexibility.
The LM317HVT features a pin configuration of IN (input), ADJ (adjust), and OUT (output). The ADJ pin allows for external adjustment of the output voltage, providing fine-tuning capabilities. The device also includes internal protection mechanisms such as thermal shutdown and overcurrent protection, ensuring safety and reliability in operation.
The LM317HVT is designed for easy integration into circuits, with a small 8-pin DIP package. It operates at a low quiescent current (typically 8mA) and has a high output current capability (up to 1.5A), making it an efficient solution for voltage regulation in a wide range of applications, including power supplies, battery chargers, and test equipment.
In summary, the LM317HVT is a versatile and reliable linear voltage regulator IC that offers high voltage and current handling capabilities, making it an excellent choice for various power regulation needs. Its adjustable output voltage, protection mechanisms, and low power consumption make it a popular choice in a wide range of electronic designs.
Pros of buying LM317HVT:1. Widely used and well-established in the industry, ensuring compatibility with various applications.
2. Offers adjustable output voltage within a wide range (1.2V to 37V) by using external components.
3. High output current capacity (1.5A) and power rating (1W) for a wide range of load types.
4. Stable voltage regulation, even under load changes.
5. Available in a small 8-pin DIP package, making it easily integrable into most circuits.
Cons of buying LM317HVT:1. Requires external components for voltage adjustment, adding to the overall cost and complexity of the circuit.
2. Sensitive to input voltage changes and load variations, requiring additional circuitry to stabilize the output.
3. May have a higher noise level compared to more sophisticated voltage regulators.
4. Limited output voltage precision due to the need for external adjustments.
Conclusion:The LM317HVT can be an excellent choice for simple voltage regulation applications due to its wide adjustable voltage range, high output current capacity, and small form factor. However, it may require additional components and circuitry to achieve optimal performance, which could increase the overall cost and complexity of the project. If precision and noise levels are critical factors, consider exploring alternative voltage regulators with higher performance specifications.
Recommendation:For simple voltage regulation needs, the LM317HVT is a reliable and cost-effective option. However, if you need better precision, lower noise, or more advanced features, consider exploring alternative voltage regulators that may better suit your specific application requirements.
Lm317hvt National semi linear voltage reg ic positive adjustable lot of 18 specs: output configuration: type: number regulators: 1 - input max: 60v min fixed.
5a Parr: 80db 65db 120hz protection features: over current, temperature, short circuit operating temperature: c mounting type: through hole package case: to by purchasing this item you do hereby acknowledge that are familiar with the proper operation and safety precautions will fully follow manufacturers recommended instructions for safe use of.