My guess is: capacitance will act as a direct short to very short duration spikes.
But, too much capacitance would degrade your signal.
Hence there is a tradeoff.
Some times you add a small capacitor to deal with ESD.
My guess is: capacitance will act as a direct short to very short duration spikes.
But, too much capacitance would degrade your signal.
Hence there is a tradeoff.
Some times you add a small capacitor to deal with ESD.