RER75FR412RCSL

Operating Temperature:	-55°C ~ 250°C
Failure Rate:	R (0.01%)
Package / Case:	Axial, Box
Lead Style:	Solder Lugs
Height - Seated (Max):	0.625" (15.87mm)
Size / Dimension:	1.968" L x 1.140" W (49.99mm x 28.96mm)
Mounting Feature:	Flanges
Coating, Housing Type:	Aluminum
Features:	Military, Moisture Resistant
Series:	Military, MIL-PRF-39009, RER75
Temperature Coefficient:	±100ppm/°C
Composition:	Wirewound
Power (Watts):	30W
Tolerance:	±1%
Resistance:	412 mOhms
Part Status:	Active
Packaging:	Bulk

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Chassis Mount Resistors: RER75FR412RCSL Application Field and Working Principle

Chassis mount resistors, also known as surface mount resistors, are components found in a range of electronic equipment. They are mounted on the outside of the chassis or attached to the surface of printed circuit boards (PCBs). Generally, these devices are used to control current flow, reduce power dissipation or regulate voltage levels in a system. RER75FR412RCSL is a type of chassis mount resistor commonly used in today\'s electronic equipment. This article will discuss the application field and working principle of this type of resistor.The RER75FR412RCSL is a thick film chip resistor, a type of resistor with an aqueous carbon-based resistive element. With a total size of 75 by 75 mils, the RER75FR412RCSL is designed to fit into tight spaces on a PCB. This type of resistors offers excellent high-temperature performance and high pulse load capabilities, allowing them to be used in heavy-duty applications where resistance to heat, overloads, and short circuits are required. The typical maximum rating for its operating temperature is +125°C, while the pulse load capability is rated for a maximum of 2.5A peak.With its high temperature tolerance and pulse load capability, the RER75FR412RCSL has a wide variety of uses. It is commonly used in telecommunications, digital signal processing, automotive electronics, medical equipment, lighting control, AC/DC motor controls, consumer electronics, and more. For example, it can be used to provide constant current, regulate voltage levels, and prevent interference in telecommunications systems. As well, it can be used to protect automotive electronics from electrical overstress and reduce the power dissipation in motor controls.The working principle of a chassis mount resistor is relatively simple. A chassis mount resistor has a resistive element, typically carbon, which resists the flow of an electric current. The amount of resistance depends on the size of the resistor, the material it is made of, and the temperature of its environment. Current flows through the resistive element, which then causes heat to be generated. As the temperature of the environment increases, the resistance of the resistor also increases accordingly. This is why a chassis mount resistor usually has a high temperature rating, as it is designed to withstand higher temperatures without malfunctioning or damaging the circuit.In conclusion, RER75FR412RCSL is a type of chassis mount resistor, and it is commonly used in telecommunications, automotive electronics, and other applications. With its high temperature tolerance and pulse load capability, these resistors perform exceptionally well in high-temperature applications. The working principle of a chassis mount resistor is simple; thanks to its resistive element, it is able to create resistances to current flows, and it can also generate heat depending on the temperature of the environment.

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