FCR2WSJR-52-820K

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Through Hole Resistors provide an electrical path between two points in a circuit, reducing and controlling the voltage and current at the point of resistance. The FCR2WSJR-52-820K Through Hole Resistor is a high-precision resistor designed to support a wide range of applications.

Overview

The FCR2WSJR-52-820K through hole resistor is designed to support applications in the DC to >850 kHz frequency range and is commonly used as an active component in a variety of consumer electronic products. The FCR2WSJR-52-820K features a screw terminal design which allows for easy installation and assembly. The resistor utilizes SnAgPb alloy contacts to ensure an extremely low contact resistance of <0.002 ohms. The resistor is rated for an operating temperature range from -55°C to +150°C and has an insulation voltage rating of 500V AC.

Working Principle and Applications

The FCR2WSJR-52-820K utilizes a metal film construction to provide superior temperature stability, low temperature coefficients and high stability over time. The resistor is constructed from two coils which are wound in opposite direction and connected in series. The coils are made from a metal film with a temperature coefficient of 20 ppm/K. This allows for greater accuracy and reliability over time. The resistor operates by creating a resistive path between two points, thereby controlling and limiting the current flowing through the circuit.

The FCR2WSJR-52-820K is commonly used in medical, military and avionics applications where accuracy and reliability is a must. The resistor is also found in consumer applications such as TVs, audio equipment, and computers. It is also used in automotive and industrial applications, and can be applied in applications such as voltage regulation, power and load regulation, or current monitoring.

Advantages and Disadvantages

The FCR2WSJR-52-820K offers many advantages over other types of resistors. The resistor features a low contact resistance (<0.002 ohms) and excellent temperature stability, ensuring accuracy and reliability. The resistor also has a wide operating temperature range and is rated for 500V AC. Ultralow resistance and high insulation resistance ensure that the resistor performs well in high-humidity conditions. Finally, the screw terminal design makes installation and assembly easy.

Despite its many advantages, the FCR2WSJR-52-820K also has some disadvantages such as its high cost. Although its improved performance justifies the cost, for most consumer applications, it may not be necessary to use a high-precision resistor. Additionally, the resistor is not suitable for high-power applications due to its limited power rating.

Conclusion

The FCR2WSJR-52-820K through hole resistor is a high-precision resistor designed to provide superior reliability and accuracy. The resistor features a screw terminal design for easy installation and assembly, and is rated for an operating temperature range from -55°C to +150°C. Its low contact resistance and high insulation resistance ensure reliable performance in high-humidity conditions. Despite its high cost, the improved performance of the FCR2WSJR-52-820K makes it an excellent choice for a wide range of applications.

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