circuit analysis - RC time constant: theoretical vs LTSpice ...
Jul 18, 2023 · The theoretical time constant of this circuit is given by $$\tau=R_ {th}C_1=\left (R_1 // R_2 + R_3\right)C_1 \simeq 207.3 \,\, \mu s $$ Nice and straightforward. Now to analyze the circuit I have …
Parallel RC Circuit Time Constant - Electrical Engineering Stack Exchange
Apr 5, 2022 · 1 For a general RC circuit that looks like the following: (Sorry for the rough sketch of the circuit, I couldn't find a picture online) What would the time constant or RC equations be? My …
circuit analysis - why does RC time constant happen to equal 1/e ...
Feb 5, 2019 · This is related to another question that asks why the RC time constant = 63.2% and not some other value: Why is the time constant 63.2% and not 50% or 70%? This post included insightful …
Why is the time constant 63.2% and not 50% or 70%?
Sep 18, 2018 · 41 I am studying about RC and RL circuits. Why is the time constant equal to 63.2% of the output voltage? Why is it defined as 63% and not any other value? Does a circuit start working at …
RC time constant calculation - Electrical Engineering Stack Exchange
I have a circuit and I need to calculate the RC time constant. Here is the circuit and how I simplified some of the resistors: simulate this circuit – Schematic created using CircuitLab wher...
Why, when calculating rise time, do we use 2.2·τ? (RC low-pass circuit)
Apr 28, 2023 · I am just trying to understand why we use 2.2·τ when calculate the rise time. I can't find a derivation anywhere, I don't understand where this 2.2 comes from.
how determine the RC time constant in PWM digital to analog low …
Sep 19, 2016 · I 'm looking for the best RC time constant and its reason in a PWM to convert digital signal to analog based on duty-cycle and frequency and other parameters. PWM frequency is 10 kHz.
What determines the time constant in a parallel R and C circuit?
Jul 31, 2023 · If i have the R and C circuit in parallel, the battery voltage is completely applied to the capacitor of 10uF since it is in parallel, but as per the capacitor behavior it shall charge slowly. So …
What does a High Time Constant for RC circuit mean
What does a High Time Constant for RC circuit mean Ask Question Asked 12 years, 3 months ago Modified 11 years, 4 months ago
modulation - RC time constant and diode detector - Electrical ...
If the RC time constant were too short there would be significant levels (ripple) of the carrier frequency on the output - this is not what is wanted from a diode detector (or an AC rectifier in a power supply) …