RN65D4120FBSL

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Through Hole Resistors are a common and widely used form of component used across a range of electrical circuits. The RN65D4120FBSL, in particular, is a type of through hole resistor, offering reliable performance under tough conditions and in a wide range of temperature environments. In this article, we will look at its applications, its working principle and how it contributes to the overall performance of an electrical circuit.

The RN65D4120FBSL, is a metal oxide film type through-hole resistor. It has a very small form factor, measuring just 4.5x7.2mm, making it ideal for compact designs. It is also very strong and durable, thanks to its UL94V-0 rated flame retardant epoxy case coating. This makes it an excellent choice for circuits which need to operate in tough conditions.

The RN65D4120FBSL can handle up to 10,000 volts, with a maximum continuous working voltage of 400 volts. It has a range of resistance values, from 1 ohm to 2 megohms, allowing it to fill a range of roles in electrical circuits. It can also tolerate a maximum temperature of +125°C (±3°C). These characteristics all make it suitable for use across a range of applications, such as switchgear, UPS systems, vehicles, medical equipment and other electronics.

In terms of its working principle, the RN65D4120FBSL uses a metal oxide film layer that is deposited on the surface of the resistor\'s substrate. This provides a uniform and consistent coating, which means that the resistance value of the resistor remains consistent throughout its lifetime. As the voltage across the resistor passes through it, the metal oxide layer prevents excess current from flowing, offering protection to the connected components.

The RN65D4120FBSL\'s resistance value can be adjusted by changing either its substrate or its metal oxide layer. Since the metal oxide layer responds to changes in temperature, you can alter the resistance depending on the ambient temperature. This helps to ensure that the circuit remains stable and safe no matter what the temperature.

Overall, the RN65D4120FBSL is a very versatile and reliable through-hole resistor. Its wide range of operating temperatures, voltages and resistance values make it suitable for a variety of applications, while its robust construction ensures it will perform reliably over the long-term. It is an important component in ensuring safe and stable operation in a wide variety of circuits.

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