MFR-25FTE52-90R9

Series:	MFR
Packaging:	Tape & Box (TB)
Part Status:	Active
Resistance:	90.9 Ohms
Tolerance:	±1%
Power (Watts):	0.25W, 1/4W
Composition:	Metal Film
Features:	--
Temperature Coefficient:	±50ppm/°C
Operating Temperature:	-55°C ~ 155°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.094" Dia x 0.248" L (2.40mm x 6.30mm)
Height - Seated (Max):	--
Number of Terminations:	2

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MFR-25FTE52-90R9 Application Field and Working PrincipleThrough hole resistors are electronic components designed to have a specific resistance value within a circuit. The MFR-25FTE52-90R9 is a type of through hole resistor that utilizes a segmented metal film construction and a single-twisted-wire connection between two end caps. This particular resistor model is designed to provide as small a resistance as possible, while also providing a high level of insulation.The metal film of the MFR-25FTE52-90R9 is made up of four layers of film, each containing a different metal. These layers are separated by an insulating dielectric layer. The four film layers can be aluminum, chromium, tantalum, or tungsten. The layers are then connected together with the use of a single-twisted-wire connection. This wire is typically made from thin copper strands that are twisted together to form a connection between the two end caps.The primary application for the MFR-25FTE52-90R9 is in the production of high-efficiency power supplies. The resistor is often used as an element within a power supply design, where it helps to regulate the output current of the power supply. In this application, the resistor\'s low resistance and high level of insulation makes it ideal for preventing power loss within the power supply.The working principle of the MFR-25FTE52-90R9 is based on the electrical principle that a resistive element will drop voltage in proportion to its resistance. This means that when a voltage passes through the resistor, the voltage will be reduced based on the amount of its resistance. In the case of the MFR-25FTE52-90R9, the insulated film layers provide a form of resistance that can be relied upon to reduce the voltage as needed.The resistance of the MFR-25FTE52-90R9 can be adjusted as needed in most applications by simply adjusting the number of layers in the film. For example, if more current needs to be regulated, the number of layers can be increased to provide more resistance. This ensures that the voltage is regulated at the desired level while preventing any current overload.The MFR-25FTE52-90R9 is an excellent option for those looking for a through hole resistor with a high level of insulation and a low level of resistance. The resistor is commonly used in power supplies, but can also be used in other applications where precision voltage regulation and current regulation is needed. As long as the resistance and insulation values are known, the resistor can be tailored to fit the needs of any application.

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