RN55D80R0FB14

Series:	Military, MIL-R-10509/7, RN55
Packaging:	Bulk
Part Status:	Active
Resistance:	80 Ohms
Tolerance:	±1%
Power (Watts):	0.125W, 1/8W
Composition:	Metal Film
Features:	Flame Retardant Coating, Military, Moisture Resistant, Safety
Temperature Coefficient:	±100ppm/°C
Operating Temperature:	-65°C ~ 175°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.090" Dia x 0.240" L (2.29mm x 6.10mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Introduction

Through Hole Resistors come in various types and forms which are used in practically all electronic-based devices. One of the most versatile and widely used resistor type in this case is the RN55D80R0FB14. This medium-power resistor is a precision trimmed resistor film (metal film) resistor which is designed for use in medium-to-high-current applications. In this article, we learn about the RN55D80R0FB14\'s application field and working principle.

Application Field of RN55D80R0FB14

The RN55D80R0FBS14 metal film resistors are used in a variety of different applications. These include switching power supplies, audio amplifiers, motor control circuits, telecommunications, and more. They are also well-suited for applications involving sporadic to frequent circuit changes, such as prototyping, and engineering development or testing.

Tolerance

These metal film resistors offer excellent tolerance of 0.1%. This is especially advantageous when accuracy and repeatability are critical factors, where errors caused by wear or aging of the resistor are minimized.

Temperature Coefficient

The temperature coefficient of the RN55D80R0FB14 is exceptionally low. The values range from 0ppm to 250ppm. This ensures that the resistor performance is maintained over a wider temperature range.

Size and Mounting

The RN55D80R0FB14 are wire-wound resistors that have a compact size and high power rating. The mounting plate is provided with the resistors, allowing them to be easily mounted in a variety of different ways. This adds to the versatility of the resistor, making it an ideal choice for a wide variety of applications.

Working Principle

The RN55D80R0FB14 operates by creating a resistance between two terminals. This resistance is created by the flow of electrons, which resist the current, causing a voltage drop. This is known as ohmic resistance. The ohmic resistance is determined by the size and shape of the resistor and the material properties. The resistance of the RN55D80R0FB14 is rated at 0.1ohm.As the resistance increases with heat, the RN55D80R0FB14 has a low temperature coefficient. This ensures that the resistance stays relatively stable, even as the temperature fluctuates.

Conclusion

The RN55D80R0FB14 is a versatile resistor that is commonly used in many medium-to-high-current applications. It offers excellent tolerance and a low temperature coefficient, ensuring excellent repeatability and accuracy. The resistor also has a compact size and a high power rating, making it suitable for a wide variety of applications. By understanding the working principle of the RN55D80R0FB14, it is easy to see why it is an important component in many of today\'s electronic-based devices.

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