PMR209MC6100M047R30

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EMI/RFI filters are passive filters that are used to reduce any interference which arises to the electronics caused by high-frequency electromagnetic waves, also known as EMI (electromagnetic interference) and RFI (radio frequency interference). One example of such a filter is the PMR209MC6100M047R30. This article discusses the application field and working principle of the PMR209MC6100M047R30 filter.The PMR209MC6100M047R30 filter is mainly used for automotive applications. It is a high-performance device designed for board-level EMI and RFI filtering. The filter is capable of suppressing common-mode and differential-mode noise when used in an appropriate application. Its compact design and high performance make it particularly suitable for applications such as power supplies, LED lighting, and battery charging.In terms of working principle, the PMR209MC6100M047R30 filter is built around an inductor and a capacitor network. It combines RC and LC low-loss components to provide effective attenuation of both common-mode and differential-mode noise. The inductors in the filter act as a low-pass filter, which allow signals at low frequencies to pass through while attenuating the higher-frequency signals. The capacitors act as a high-pass filter, which allow the higher-frequency signals to pass through while attenuating the lower -frequency signals. The PMR209MC6100M047R30 filter has a wide working frequency range of 10kHz to 1MHz. It is designed for high-frequency common-mode and differential-mode attenuation and is capable of providing up to 60dB of common-mode noise attenuation within its frequency range. It also offers excellent differential-mode noise attenuation up to 40dB with a 470nH inductor. In conclusion, the PMR209MC6100M047R30 is an EMI/RFI filter which is mainly used for automotive applications. It features a high-performance design which combines RC and LC low-loss components to provide effective attenuation of both common-mode and differential-mode noise. The filter is capable of providing up to 60dB of common-mode noise attenuation within its frequency range and 40dB differential-mode noise attenuation with a 470nH inductor.

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