RWR74S7871FMBSL

Series:	Military, MIL-PRF-39007, RWR74S
Packaging:	Bulk
Part Status:	Active
Resistance:	7.87 kOhms
Tolerance:	±1%
Power (Watts):	5W
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:	0.312" Dia x 0.875" L (7.92mm x 22.23mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	M (1%)

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Through Hole Resistors, RWR74S7871FMBSL

Through hole resistors, otherwise referred to as through-bonded resistors, are resistors that are placed within the confines of a printed circuit board, usually through the use of holes in the board itself. The purpose of these resistors is to provide electrical resistance and to distribute current in a uniformly controlled manner. Through hole resistors, of which the RWR74S7871FMBSL is a type, are available in various sizes, shapes, and packages. These different resistors come with different ratings of resistance, such as very low or high resistance values, allowing for the use in different applications. In general, these components are used in a wide range of power supplies, audio and telecommunications, consumer electronics, medical equipment, automotive, aerospace, and industrial applications. Working Principle The RWR74S7871FMBSL resistors generally work within the electrical field by providing resistance in order to reduce or limit the flow of current. Resistors can do this by absorbing energy from the current and dissipating it into the form of heat. As such, these types of components are able to slow down or prevent the current from reaching certain levels detrimental to the performance of other components in the circuit. They also generally work by reducing the voltage applied to another component in the circuit, as is the case in most applications. This is mainly achieved through the use of a voltage divider circuit. In a voltage divider circuit, two resistors are used to divide the incoming voltage across two different sections, where the division ratio between the two is determined by the relative resistance values of the resistors used. Once the desired voltage level has been established, the results of the voltage division circuit can be used to supply the exact voltage required by the other components in the system. For example, a voltage divider circuit can be used to provide the specific voltage level required in order to power a circuit. Conclusion Through hole resistors such as the RWR74S7871FMBSL are essential parts in today’s modern electronic designs. These components provide the necessary electrical resistance to prevent damage to other components in a circuit, while also providing the exact voltage levels that other components require in order to operate. They are available in a wide range of sizes, shapes, and packages, allowing for their use in a variety of different applications, ranging from power supplies to automotive and aerospace systems.

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