NFM21HC101U1H3D

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EMI/RFI Filters (LC, RC Networks) are electronic components designed to reduce the electromagnetic interference (EMI) and radio frequency interference (RFI) that can affect the performance of an electrical circuit. The type of filter chosen depends on the specific requirements of the application, which may include frequency range, insertion loss, power handling, or temperature range. The NFM21HC101U1H3D is an EMI/RFI Filter designed for high frequency applications, specifically in the frequency range of 0 to 1 GHz.

The filter is made up of a combination of inductors and capacitors to create a low-pass LC network. The LC network is composed of three series elements (an inductor and two capacitors) and six shunt elements (four capacitors and two inductors). The filter produces a high-pass response in the low frequency range (0 to 1000 MHz) while attenuating signal frequencies higher than 1 GHz. The filter also provides high levels of attenuation for low-frequency ripple currents. This filter is rated for power handling up to 30W.

The inductors and capacitors used in the filter are selected to achieve the desired performance. An ideal capacitor has a constant reactance across the frequency range, while an ideal inductor has a constant reactance at all frequencies. By selecting components that have a high reactance for high frequencies and a low reactance for low frequencies, the LC filter can provide high levels of attenuation in the frequencies that are required. The capacitors are also designed to have low leakage current to ensure maximum attenuation of high-frequency noise.

The filter also has a high common-mode Immunity which helps to reduce the impact of external electromagnetic fields on the performance of the filter. The LC filter is highly effective for rejecting high-frequency noise. The low ESR of the capacitors ensures that even high-frequency noise is rejected, while the low impedance of the inductors hinders the passage of low-frequency signals.

The NFM21HC101U1H3D is an electronic filter designed for use in a wide range of applications. It can be used in communications systems or power conversion systems to reduce the amount of EMI and RFI. The filter can also be used in consumer electronics, industrial electronics, medical electronics, and even automotive electronics. The filter is designed to be robust and durable, making it suitable for long-term use. In addition, the filter is designed to meet the needs of the latest EMI and RFI standards.

The NFM21HC101U1H3D EMI/RFI Filter is an ideal choice for high frequency applications where the need for high levels of attenuation is present. The combination of high-performance components and the robust design make this filter an excellent choice for applications where EMI and/or RFI is a concern. The low ESR and low impedance of the inductors and capacitors used in the filter ensure that high-frequency noise is rejected and low-frequency signals are attenuated, providing effective EMI/RFI protection.

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