RNC55H1981BSB14

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Through Hole Resistors are electrical components used in many electronic circuits to limit the current passing through them. The RNC55H1981BSB14 is a type of Through Hole Resistor designed by the Vishay Corporation. This resistor is primarily used in applications requiring the ability to operate at very high temperatures, up to 500 degrees Celsius, and high power levels, which up to wattage levels of 500 watts or more. This makes the Resistor ideal for industrial and automotive applications. This resistor also has a spiral-shaped construction, which gives the Resistor good mechanical strength required in harsh environments.

The most important feature of the RNC55H1981BSB14 is that it is made of a special tantalum oxide material known as Ta2O5. This material is very resistant to wear and tear and also has excellent electrical insulation properties. This means that it is able to handle high amounts of current passing through it without causing excessive heat buildup or damage. The Resistor also has a low temperature coefficient, which means that the change in resistance will remain linear and accurate up to 500 degrees Celsius.

The RNC55H1981BSB14 has a number of different applications, including current limiting, voltage clamping, voltage regulation, timing circuits, and power dissipation. In current limiting applications, the Resistor is used to control the amount of current that flows through the circuit. In voltage clamping applications, it is used to prevent voltage spikes during operation. In voltage regulation applications, the Resistor is used to control the output voltage of the circuit. Finally, in power dissipation applications, the Resistor is used to dissipate heat that is generated in the circuit, to ensure that the circuit runs at a safe temperature.

The working principle of the RNC55H1981BSB14 is simple. It operates by applying a voltage across the resistor which induces a current and causes the resistor to dissipate excess heat. This happens when the voltage applied is higher than the voltage needed to pass the required amount of current through the resistor. When the voltage is reduced, the current in the circuit is also reduced which results in a decrease in heat dissipation by the resistor. This allows the resistor to maintain an accurate resistance value while still controlling the voltage applied to it.

The RNC55H1981BSB14 Through Hole Resistor is an extremely useful and reliable component in many applications. With its ability to do high power and temperature applications, it is an ideal resistor for many complex circuits. Its spiral-shaped construction also gives the Resistor good mechanical strength, which means that it will hold up in harsh environments. Furthermore, its Ta2O5 material provides both excellent wear and tear resistance and good insulation properties, making the resistor suitable for a variety of high power applications. Finally, its low temperature coefficient ensures that it maintains a linear and accurate resistance value even when up to 500 degrees Celsius.

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