Self-Resonance Frequency of Varactor Diode Calculator

✖The inductance of Varactor Diode is defined as the ratio of the induced voltage to the rate of change of current causing it.ⓘ Inductance of Varactor Diode [L_s]			+10% -10%
✖The Capacitance of Varactor Diode is the ability of a component or circuit to collect and store energy in the form of an electrical charge.ⓘ Capacitance of Varactor Diode [C_j]			+10% -10%

✖The self resonance frequency of an inductor is the frequency at which the capacitance of the inductor resonates with the ideal inductance of the inductor.ⓘ Self-Resonance Frequency of Varactor Diode [s_o]

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Formula

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Self-Resonance Frequency of Varactor Diode

Formula

s o = \frac{1}{2 \cdot π \cdot \sqrt{L s \cdot C j}}

Example

2.280541 Hz = \frac{1}{2 \cdot π \cdot \sqrt{3.2 H \cdot 1522 μF}}

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Self-Resonance Frequency of Varactor Diode Solution

STEP 0: Pre-Calculation Summary

Formula Used

Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode))
s_o = 1/(2*pi*sqrt(L_s*C_j))
This formula uses 1 Constants, 1 Functions, 3 Variables

Constants Used

pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288

Functions Used

sqrt - A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number., sqrt(Number)

Variables Used

Self Resonance Frequency - (Measured in Hertz) - The self resonance frequency of an inductor is the frequency at which the capacitance of the inductor resonates with the ideal inductance of the inductor.
Inductance of Varactor Diode - (Measured in Henry) - The inductance of Varactor Diode is defined as the ratio of the induced voltage to the rate of change of current causing it.
Capacitance of Varactor Diode - (Measured in Farad) - The Capacitance of Varactor Diode is the ability of a component or circuit to collect and store energy in the form of an electrical charge.

STEP 1: Convert Input(s) to Base Unit

Inductance of Varactor Diode: 3.2 Henry --> 3.2 Henry No Conversion Required
Capacitance of Varactor Diode: 1522 Microfarad --> 0.001522 Farad (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

s_o = 1/(2*pi*sqrt(L_s*C_j)) --> 1/(2*pi*sqrt(3.2*0.001522))

Evaluating ... ...

s_o = 2.28054064181289

STEP 3: Convert Result to Output's Unit

2.28054064181289 Hertz --> No Conversion Required

FINAL ANSWER

2.28054064181289 ≈ 2.280541 Hertz <-- Self Resonance Frequency

(Calculation completed in 00.004 seconds)

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Birsa Institute of Technology (BIT), Sindri

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Self-Resonance Frequency of Varactor Diode Formula

Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode))
s_o = 1/(2*pi*sqrt(L_s*C_j))

What is a varactor diode?

The diode whose internal capacitance varies with the variation of the reverse voltage type of diode is known as the Varactor diode.It is used for storing the charge. The varactor diode always works in reverse bias, and it is a voltage-dependent semiconductor device.

How to Calculate Self-Resonance Frequency of Varactor Diode?

Self-Resonance Frequency of Varactor Diode calculator uses Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode)) to calculate the Self Resonance Frequency, The Self-Resonance Frequency of Varactor Diode formula is the frequency at which the parasitic capacitance of the inductor resonates with the ideal inductance of the inductor resulting in an extremely high impedance. Self Resonance Frequency is denoted by s_o symbol.

How to calculate Self-Resonance Frequency of Varactor Diode using this online calculator? To use this online calculator for Self-Resonance Frequency of Varactor Diode, enter Inductance of Varactor Diode (L_s) & Capacitance of Varactor Diode (C_j) and hit the calculate button. Here is how the Self-Resonance Frequency of Varactor Diode calculation can be explained with given input values -> 2.280541 = 1/(2*pi*sqrt(3.2*0.001522)).

FAQ

What is Self-Resonance Frequency of Varactor Diode?

The Self-Resonance Frequency of Varactor Diode formula is the frequency at which the parasitic capacitance of the inductor resonates with the ideal inductance of the inductor resulting in an extremely high impedance and is represented as s_o = 1/(2*pi*sqrt(L_s*C_j)) or Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode)). The inductance of Varactor Diode is defined as the ratio of the induced voltage to the rate of change of current causing it & The Capacitance of Varactor Diode is the ability of a component or circuit to collect and store energy in the form of an electrical charge.

How to calculate Self-Resonance Frequency of Varactor Diode?

The Self-Resonance Frequency of Varactor Diode formula is the frequency at which the parasitic capacitance of the inductor resonates with the ideal inductance of the inductor resulting in an extremely high impedance is calculated using Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode)). To calculate Self-Resonance Frequency of Varactor Diode, you need Inductance of Varactor Diode (L_s) & Capacitance of Varactor Diode (C_j). With our tool, you need to enter the respective value for Inductance of Varactor Diode & Capacitance of Varactor Diode and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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