RWR81S68R1FRB12

Series:	Military, MIL-PRF-39007, RWR81S
Packaging:	Bulk
Part Status:	Active
Resistance:	68.1 Ohms
Tolerance:	±1%
Power (Watts):	1W
Composition:	Wirewound
Features:	Military, Moisture Resistant
Temperature Coefficient:	±20ppm/°C
Operating Temperature:	-55°C ~ 250°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.085" Dia x 0.250" L (2.16mm x 6.35mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	R (0.01%)

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Through Hole ResistorsThrough Hole Resistors, also known as thru-hole resistors, are electronic components that are used in a variety of electrical applications. They are used in circuits to reduce the flow of electricity, or as protection from excessive current, or as a reference value for an analog signal. Through Hole Resistors consist of a metal resistive material that is wrapped around a core and etched or molded to create a carbon or a metal-oxide film. The most common construction for resistors is a cylindrical glass-coated ceramic column, but they can also be made in a flat-folded configuration for certain applications.The RWR81S68R1FRB12 is a Through Hole Resistor that has a wide range of applications in electronics. It is a carbon-film based resistor that is created by etching a thin carbon-thickness film on to a ceramic substrate. The resistor is then mounted into a gold-plated lead and sealed with a clear, epoxy or plastic encapsulation. The result is a reliable, accurate and durable resistor.This resistor is designed to be used in a range of temperature ranges, from -55 to +155 degrees C. It is capable of withstanding temperatures up to + 250 degrees C for prolonged periods and is ideal for use in more extreme temperature ranges. This makes it well suited to high-temperature environments, such as automotive, aerospace, and industrial applications.The RWR81S68R1FRB12 is also highly stable and accurate, owing to its tight production tolerances and advanced manufacturing process. It features a tolerance of at most ±1%, meaning that it can maintain consistent performance, even in difficult conditions. The clamping voltage of the resistor is also capable of withstanding up to 2.5V, which ensures that it does not lose accuracy due to external stress.The working principle of the Through Hole Resistor is based on Ohm’s Law, which states that the resistance of a circuit can be determined by dividing the voltage across it by the current flowing through it. The film etched or molded onto the resistor acts as a barrier that interrupts the flow of electrons, thus reducing the current in the circuit. The resistance produced by the resistor is directly proportional to the film’s thickness and composition, which in turn are determined by the type of materials used. For example, higher grade resisters use tungsten or molybdenum alloy films, which are more conductive and generate less resistance than those of lower grades.Through hole resistors are widely used in both commercial and industrial projects, such as in the field of automotive electronics, medical devices, power supplies and telecommunications. They are also used to create resistance networks in computers, to prevent short circuits, to act as load resistors and to control current consumption in electronic circuits. With its wide range of applications and its proven stability and accuracy, the RWR81S68R1FRB12 is an excellent choice for any type of electrical application.

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