RWR71S3R32FRS73

Series:	Military, MIL-PRF-39007, RWR71S
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance:	3.32 Ohms
Tolerance:	±1%
Power (Watts):	2W
Composition:	Wirewound
Features:	Military, Moisture Resistant
Temperature Coefficient:	±50ppm/°C
Operating Temperature:	-55°C ~ 250°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.187" Dia x 0.812" L (4.75mm x 20.62mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	R (0.01%)

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Through Hole Resistors

Through hole resistors, or axial resistors as they are also known, are resistors that are constructed with both leads extending from the main body of the resistor through the PCB board and soldered in place. There are several types of through hole resistors to choose from, and the RWR71S3R32FRS73 is one of the most commonly used.

Application Field

The RWR71S3R32FRS73 is commonly used in electronic circuits where it can be used to provide a known amount of resistance. It is designed for use in consumer electronic applications, such as in cell phones, video game systems, and other portable devices. The resistor is also designed for use in industrial or other commercial applications where it can be used as a safety feature to prevent over current from damaging components.

Working Principle

At the heart of the RWR71S3R32FRS73 is a metal film resistor, which consists of a thin film of metal deposited on a ceramic substrate. The metal film is then etched into a specific pattern, which determines the resistance of the resistor. The resistors are then mounted to the board with the leads extending through it and soldered in place.When current is applied to the RWR71S3R32FRS73, the resistor works by limiting the current that is allowed to pass through it. The amount of current that passes through is determined by the resistance of the resistor, and this amount of current can be controlled by either adjusting the resistance of the resistor or by changing the voltage applied to it.

Advantages

The RWR71S3R32FRS73 has several advantages over other types of through hole resistors. One of the main advantages of the RWR71S3R32FRS73 is that it has a low resistance range, which allows it to be used in relatively low current applications. This means that the resistor will not have to be frequently replaced, which can save time and money.The resistor also has a long-term stability rating, meaning that the resistance value will not be significantly affected by the temperature or other environmental conditions. This is an important feature for industrial or commercial applications where long-term stability is important.

Limitations

In spite of its many advantages, the RWR71S3R32FRS73 is still subject to certain limitations. One of the main limitations is that the resistance value is limited to a maximum of 2 Watts. This means that the resistor cannot be used in applications that require higher current levels.Another limitation is that the resistor is fairly large compared to other types of through hole resistors and takes up more space on the board. This can be inconvenient in applications where board space is limited and may need to be taken into consideration when designing a circuit.

Conclusion

The RWR71S3R32FRS73 is a through hole resistor that is designed for use in consumer electronic and industrial applications. Its low resistance range and long-term stability make it an attractive option for many applications. However, it is limited by its maximum resistance value and size, and may not be suitable for high current applications or those with limited space on the board.

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