MR3JT25L0

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Through Hole Resistors are an essential component found in a variety of electronic systems, from basic consumer electronic devices to sophisticated industrial machinery. The MR3JT25L0 is a through hole resistor that offers impressive durability, performance and accuracy in a wide variety of environments. The MR3JT25L0 application field and working principle will be discussed in more detail in this article.

Application Field:

The MR3JT25L0 is a meeting point type through hole resistor designed for PCB assembly. It is ideal for medium and low-power applications such as frequency converters, control devices, and communication systems where reliable and stable performance are required. The resistor is available in 6 different sizes; from 0704 to 2512, and its maximum power dissipation is 0.6W for a temperature coefficient of 100ppm/degC. It can support currents up to 8A and voltage up to 250V DC.

The chip resistor is also highly suitable for automotive applications due to its excellent environmental characteristics. It is resistant to shock, vibration and moisture, and its terminals are gold-plated for enhanced corrosion resistance. These features make it suitable for use in harsh environments.

Working Principle:

The MR3JT25L0 is a precision type resistor that employs a three-layer structure which are carefully selected for excellent performance. The chip consists of three layers: the substrate, the resistive layer and the contact layer. The resistive layer is composed of a ceramic material with a very high resistivity value. The contact layer is a dielectric layer providing electrical isolation between the elements and ensuring maximum electrical stability. The top and bottom electrodes are connected to the chip to provide a direct pathway for current.

When a voltage is applied to the top and bottom of the resistor, electrons move through the conductive layer, causing a resistance that produces heat. The heat generated by the resistor is mostly dissipated by convection, although some of the heat is also transferred to the environment. This enables the resistor to deliver a very accurate resistance value, despite the presence of environmental variables.

The MR3JT25L0 is very reliable and can remain stable for a very long period of time. It has a very low thermal time constant and provides excellent thermal performance. The resistance can be adjusted by cutting or soldering its terminals to alter its current carrying capacity. It has an operating temperature range of -40°C to +125°C, and is protected from short circuit and transient overvoltages.

Conclusion:

The MR3JT25L0 through hole resistor is a highly reliable and durable component for use in a variety of electronic systems. It is suitable for automotive applications, frequency converters, control devices, communication systems and other medium and low-power applications. It is able to deliver stable and accurate performance over a wide temperature range, with a maximum power dissipation of 0.6W for a temperature coefficient of 100ppm/degC. Its three-layer structure gives it excellent electrical and thermal characteristics, while its gold-plated terminals provide enhanced corrosion resistance.

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