RC delay

Thread Starter

banzai

Joined Jan 3, 2014
71
Hi

This is a simple RC delay, only issue here is i can't see how the cap will discharge after i has been charged. Using a resistor across the RC would work, but it would be a slow solution. Is there a way to make the capacitor discharge faster then using the resistor ?.



Thanks in advance guys
 

ScottWang

Joined Aug 23, 2012
7,400
:s where would it be placed ???



The plan is to make it discharge when the power is removed
Using a diode as 1N4148 in parallel with R and the negative connecting to V, the positive connecting to C.

When the power is removed then the C current will from C flows through R to V, that is the C discharge, the C current will also flows through Vc to the Load.
 
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