LC lpf for current ripple

Thread Starter

OwensJack

Joined Mar 29, 2018
2
im looking to design a input filter to an inverter which has the following:

dBµA of 100 (something ive never dealt with before) with a second order drop off at a cut off frequency of 15kHz.
what im looking for is guidance on the approach to design such a filter?
do i need damping or is inductor resistance and ESR of the capacitor enough? obviously i dont have these values as of yet...

any advice would be welcomed? or any literature to read?

Thank you in advance
 

MisterBill2

Joined Jan 23, 2018
18,585
What is this "inverter" and why do you need the filter?

Whats a dBμA in this context?

I pose the same question, I have not seen that term before. A bit more explanation of what exactly you are trying to accomplish will help a lot. My mind reading skills are really very poor.
 
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