ACH3218-152-TD01

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EMI/RFI Filters (LC, RC Networks) use passive components such as inductors, resistors and capacitors to suppress high frequency electromagnetic interference. The ACH3218-152-TD01 is an example of such a filter, and it has many application fields, as well as a complex working principle.

The ACH3218-152-TD01 filter is a two stage unit intended for the suppression of high frequency noise in high power applications. The unit is designed to provide a low pass filter with good attenuation from 4500MHz to 12000MHz, while maintaining an insertion loss of less than 0.5dB. The filter can also withstand an operating temperature range from -55℃ to +225℃, making it well suited for use in extreme environments.

The ACH3218-152-TD01 filter can be used in a variety of applications, such as power line conditioning, industrial automation, telecommunications, medical equipment, and automotive electronics. By suppressing high frequency EMI/RFI interference, the filter can help improve signal integrity and reduce system noise which can lead to improved system performance and reliability.

The working principle of the ACH3218-152-TD01 filter lies in its ability to block unwanted interference from entering into the system while allowing the desired signal to pass through. In this case, the filter consists of two stages, a first stage providing significant attenuation of unwanted noise from 4500 MHz to 12000MHz, and a second stage providing additional effective attenuation from 3dB to 20dB in the pass band. The two stages are connected in series to allow the signal to pass through both stages, with EMI/RFI noise being effectively attenuated in the process.

As such, the ACH3218-152-TD01 filter is an ideal solution for applications requiring high power EMI/RFI suppression. It provides good attenuation over a wide frequency range, while remaining robust enough to withstand extreme operating conditions. The two stage design ensures effective attenuation of unwanted noise, while allowing the desired signal to pass through with minimal loss.

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