D75K25R

Series:	Dividohm®210
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Resistance:	25 Ohms
Power (Watts):	75W
Tolerance:	±10%
Adjustment Type:	Slide
Diameter:	0.563" OD, 0.313" ID (14.30mm x 7.94mm)
Length:	6.000" (152.40mm)
Mounting Type:	Chassis Mount
Termination:	Solder Lug
Package / Case:	Radial, 3 Lead, Tubular

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D75K25R Application Field and Working PrincipleAdjustable Power Resistors are special components that can control electrical current. As the name implies, their resistive value can be adjusted to provide a wide range of options to safely manage current. This article discusses the application field and working principle of D75K25R Adjustable Power Resistor.The D75K25R adjustable power resistor is a honeycomb-structured resistor that is mainly used for peak current limiting and overload protection. It is especially suitable for inductive current drops and is also used in the design of power electronic circuits, such as current limiters, surge limiters, over-current limiters and surge arresters. In situations where voltage protection is required, D75K25R adjustable power resistor can be connected to the ground wire to reduce the voltage applied to the electric system during all types of short-circuit protection.The D75K25R adjustable power resistor works by controlling the electric current through a variable resistor. This type of resistor is composed of multiple cells filled with a special material that can resist electric current. When power is applied to the cells, the material will absorb the energy, causing the resistor to become more-resistant and thus impede the flow of electricity. As the design of this power resistor allows for multiple cells to be adjusted, the resistor can offer various levels of resistance.When used in a circuit, the adjustable power resistor can be used to improve the reliability, safety, and performance of the circuit. This is because the adjustable power resistor can act as a constant current source, providing a safe amount of power to the circuit and ultimately reducing the risk of overloading and over-current. Additionally, its adjustable nature lets the designer have more control over the power output of the circuit, allowing for more precise tuning. This provides a great benefit to circuits that demand high performance and stable, consistent output.The D75K25R Adjustable Power resistor also allows for high-speed and dynamic control, as its high response time and reliability makes it an ideal choice for circuit protection against sudden spikes in temperature or current. By controlling the amount of current being passed through the resistor, designers can limit damage to sensitive components while still allowing them to be used with other components without appreciable effects.In summary, the D75K25R adjustable power resistor is an excellent power managing component due to its ability to provide adjustable output levels, great response time, high stability and superior reliability. Its use in circuit protection has made it one of the most widely used adjustable power resistors available.

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