2nd Order Pi Filter Cut Off

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engineergc

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Dear All;
I want to use a cascaded pi filter in my design. But I cannot find any information about how I can calculate cut off freqeuncy of 2nd order pi filter. Could you hel p me please?
 

Hello
Here is a ltspice simulation of a 2nd order pi filter.
You can check your workings with it.
LTspice is a free download.
just convert .txt to .asc and run it.
 

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  • 2nd order pi filter.pdf
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  • 2nd order pi filter.txt
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