RC Low-Pass Filter Simulation

flux

2:52

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Simulation complete.

RC Low-Pass Filter Simulation Results

MetricValue
Resistor10 kΩ
Capacitor10 nF
Time constant (RC)100 µs
-3 dB cutoff frequency1591.55 Hz
Gain at cutoff-3.0103 dB
Phase at cutoff-45.00°
The simulated cutoff frequency is 1591.55 Hz, which is exactly what you'd expect for a first-order RC low-pass.
Bode Plot
Image

Image

Key Points on the Curve

FrequencyGainPhase
1 Hz~0 dB-0.036°
1 kHz-1.445 dB-32.14°
1591.55 Hz-3.0103 dB-45.00°
10 kHz-16.07 dB-80.96°
100 kHz-35.97 dB-89.09°
If you want, I can also simulate the step response or generate the transfer function equation for this same filter.
Simulate step response
Get transfer function
Try different values
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