Calculadora de Ressonância LC

Calcule a frequência de ressonância de um circuito LC com indutor e capacitor.

µH
pF

Frequência de Ressonância

1,591,549 Hz

Frequency (MHz)1.5915 MHz

Resonant Frequency vs Inductance

Formula

## LC Resonant Frequency **f = 1 / (2 x pi x sqrt(L x C))** At resonance, inductive and capacitive reactances are equal and cancel, allowing maximum energy transfer.

Exemplo Resolvido

100 uH and 100 pF.

  1. 01L = 100 uH = 0.0001 H
  2. 02C = 100 pF = 1e-10 F
  3. 03f = 1 / (2pi x sqrt(0.0001 x 1e-10))
  4. 04f = 1 / (2pi x sqrt(1e-14)) = 1 / (2pi x 1e-7)
  5. 05f = 1,591,549 Hz = 1.5915 MHz

Perguntas Frequentes

What happens at resonance?

XL = XC, impedance is minimized (series) or maximized (parallel), and energy oscillates between L and C.

What is this used for?

Radio tuning, oscillators, filters, impedance matching networks.

Does resistance affect resonant frequency?

Ideal resonant frequency is independent of resistance, but resistance affects bandwidth and Q factor.

Aprender

Ohm's Law Guide

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