25JR25E

Series:	20
Packaging:	Bulk
Part Status:	Active
Resistance:	250 mOhms
Tolerance:	±5%
Power (Watts):	5W
Composition:	Wirewound
Features:	Flame Retardant Coating, Safety
Temperature Coefficient:	--
Operating Temperature:	--
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.276" Dia x 1.016" L (7.00mm x 25.80mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors: 25JR25E Application Field and Working Principle

Through hole resistors are electronic components that are used to provide a specific amount of electrical resistance. They are commonly used in electronic devices for limiting the current to protect components from damage caused by excessive current. These resistors are composed of a metal wire which is wrapped around a ceramic or glass substrate. The resistance is related to the number of turns, length of the wire and the material used for the substrate. The 25JR25E through hole resistor is an axial lead resistor with a 25W power rating. It is composed of a ceramic substrate, two resistive elements and two end caps. The resistive elements are made of cobalt-iron alloy and they are in an axial-leaded configuration. The end caps are made of copper, nickel or tin-plated nickel. The resistance range of the 25JR25E is between 2Ω and 10kΩ. It has a voltage rating of up to 600V and a temperature coefficient of below 300ppm/°C. The most common application fields for the 25JR25E resistors are telecommunications, consumer electronics, automotive industry, medical electronics and industrial control systems. In these application fields, the 25JR25E resistors are used for various purposes such as overvoltage protection, voltage and current limitation, current sensing and noise reduction. The 25JR25Es are also widely used in power supplies and circuits where a specific current and voltage must be maintained. The resistance of this type of resistor is typically adjusted with a voltage or current regulator. This enables the user to control the current and voltage to suit the device or system requirements. In addition to the fixed-value resistors, the 25JR25E also comes in a variable form, such as a potentiometer. In this form, the resistance can be adjusted manually or by an electronic device such as a microcontroller. The variable type of this resistor is commonly used for audio and frequency applications, including volume control and frequency tuning. The basic working principle of the 25JR25E resistor is similar to other types of resistor. A voltage is applied across the two resistive elements, and a current flows through the resistor. The current flow is dependent on the resistance of the material. The current will be limited when it reaches the maximum allowed wattage rating of the 25JR25E resistor. Besides the 25JR25E, there are many other types of through hole resistors that are used for different applications. For instance, the non-inductive resistors feature very low inductance values, which are ideal for audio and high-frequency applications. The power film resistors are usually used when high power dissipation is required due to their low thermal resistance. Through hole resistors are widely used in electronic devices and system to provide specific current and voltage values. The 25JR25E resistor is a popular and reliable type of through hole resistor, with its wide resistance range, high voltage rating and low temperature coefficient. It is commonly used in telecommunications, consumer electronics, automotive industry, medical electronics and industrial control systems.

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