FN5010-8-99

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Power Line Filter Modules are components used to reduce electromagnetic interference in a device\'s environment. One example of such a module is the FN5010-8-99. It has application fields that are mainly used between AC50/60Hz power lines and devices with very low leakage current (<300µA). Its working principle is based on the capacitor-inductor-resistor topology.

The FN5010-8-99 has two leads, which carry out two distinct functions when dealing with interference. The first lead has two capacitors, which are charged to more than 300VAC with a test current of 100mA. These capacitors block the Radio Frequency Interference (RFI) and the EMI. The second lead has two inductors, which provide a low-pass filter action that blocks the High Frequency Interference.

In addition to the capacitors and inductors, the FN5010-8-99 also has two resistors which act as damping resistors in order to reduce the level of interference in the device. When the capacitors and inductors are used in an alternating current, they form a tuned circuit that blocks the undesired frequencies while also allowing the desired frequencies to pass through. The resistors limit the level of interference and allow the circuit to be tuned for different frequencies.

To make use of the FN5010-8-99, it is connected between the power line and the device, ensuring there is no direct connection between the two via DC. It is also important to generate a safety ground. The filtering should be as close as possible to the power line, in order to ensure maximum protection from interference and provide better filtration.

In addition to its good performance at reducing interference, the FN5010-8-99 also has a very low insertion loss. This means that the filter should not significantly affect the operation of the device, enabling the device to perform optimally.

In conclusion, the FN5010-8-99 is a power line filter module that is used to reduce electromagnetic interference in a device\'s environment. It utilizes capacitor-inductor-resistor topology to provide maximum filtration. The capacitors and inductors form a tuned circuit, while the resistors limit the level of interference, allowing the circuit to be tuned for different frequencies. In addition, it has a very low insertion loss, allowing the device to perform optimally.

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