FN258HV-55-34

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Power Line Filter Modules are designed to protect electrical circuits by reducing high voltages, providing surge protection and increasing safety, often by filtering out high-frequency noise. One such power line filter module is the FN258HV-55-34. In this article, we will discuss the applications and working principle of the FN258HV-55-34.

Applications

The FN258HV-55-34 power line filter module is specifically designed to be used in power tool applications. It can help to prevent electrical shock and can filter out noise generated in the power source, thus providing improved safety for the user and the electronics. The filter module can also be used to reduce electrical noise in large scale equipment such as industrial machines, computers, and medical devices. The FN258HV-55-34 is also suitable for use in automotive and defense applications.

Working Principle

The FN258HV-55-34 is a multi-layer power line filter module. A basic circuit consists of an inductor, a capacitor, and a resistor. The inductor stores and releases energy, creating an alternating current of alternating flux. This alternating flux interacts with the capacitors, which store and release energy, creating a low-pass filter. The resistor helps to limit the electrical current, preventing the filter module from becoming overloaded. The filter module also works to reduce the high-frequency noise found in many power sources.

The FN258HV-55-34 filter module has multiple layers, each of which serves a different function. The first layer acts as an RF shield, blocking out high frequencies. The second layer is an inductor core which helps to reduce EMI/EMC. The third layer contains the capacitors, which help to reduce electrical noise. The fourth layer consists of resistors, which help to limit electrical current. The final layer is an open-air coil, which helps to reduce the stresses of switching.

In conclusion, the FN258HV-55-34 filter module is designed for power tool applications. It works by using an inductor, a capacitor, and a resistor to create a multilayer filter system which can reduce high-frequency noise and provide surge protection. It is suitable for use in industrial, automotive, and defense applications.

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