L25J200E

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Chassis mount resistors form an integral part of many electronic systems and are used for controlling the resistance, current, or voltage within the circuit. In many applications, L25J200E resistors are used for this purpose. These resistors are made from metal-oxide ceramic and feature superior thermal design and heat dissipation. They are designed to be mounted directly to a PCB, allowing for easy reconfiguration and troubleshooting.

The L25J200E resistor is a non-inductive type resistor, allowing for more precise measurements and improved accuracy. This resistor is designed to provide high power density and high-frequency operation. It features a wide operating temperature range, low inductance, low thermal resistance, low noise, and uniform temperature coefficient. The low resistance techniques used in the design of these resistors allow for higher current ratings.

These resistors are also equipped with a structural detail that makes them easier to handle. A so-called “surface-mount” version features two metal clips beneath the resistor that allow for easier attachment to the board from the bottom of the resistor. The L25J200E resistor is often used in high frequency applications such as switching power supplies, power converters, audio equipment, semiconductors, and automotive applications.

The working principle of the L25J200E resistor is based on the principle of localized power dissipation. The resistance of a resistor is based on the material itself, and in the case of the L25J200E resistor, it consists of metal-oxide ceramic. The ceramic is designed in such a way that, when a voltage or current passes through it, a small amount of heat is generated locally. This localized heat is dissipated via convection to the circuit board, allowing the resistor to maintain its original resistance without any additional dissipation.

The L25J200E resistor is also designed with a unique self-resetting feature that helps protect the circuit from excessive current. This feature is activated when the current reaching the resistor exceeds the rated current level. Once the current is reduced below the rated level, the resistor will return to its original resistance and continue to operate efficiently.

In summary, the L25J200E resistor is a specialized resistor used in many fields due to its high power density, wide operating temperature range, low inductance, low thermal resistance, low noise, and uniform temperature coefficient. This versatile resistor is equipped with a unique self-resetting feature that helps protect the circuit from excessive current. Additionally, the L25J200E resistor can be easily mounted directly to a PCB for reconfiguration and troubleshooting.

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