Is there any capacitor that works with ultra-low voltage?

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Leszek A. Majewski

Can you specify what you exactly mean? As it is written now, all capacitors can "work" in the range of 50-200 mV!

Dirk Salz

You must specify the desired capacity C, frequency f and the voltage (AC or DC).

Ioannis Samaras

Dear Amin Nozari,

1. we may agree with previous answers.

However :

2. As ideal and precice Capacitor (low C