Self-Resonance Frequency of Varactor Diode Formula

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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. Check FAQs
so=12πLsCj
so - Self Resonance Frequency?Ls - Inductance of Varactor Diode?Cj - Capacitance of Varactor Diode?π - Archimedes' constant?

Self-Resonance Frequency of Varactor Diode Example

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With units
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Here is how the Self-Resonance Frequency of Varactor Diode equation looks like with Values.

Here is how the Self-Resonance Frequency of Varactor Diode equation looks like with Units.

Here is how the Self-Resonance Frequency of Varactor Diode equation looks like.

2.2805Edit=123.14163.2Edit1522Edit
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Self-Resonance Frequency of Varactor Diode Solution

Follow our step by step solution on how to calculate Self-Resonance Frequency of Varactor Diode?

FIRST Step Consider the formula
so=12πLsCj
Next Step Substitute values of Variables
so=12π3.2H1522μF
Next Step Substitute values of Constants
so=123.14163.2H1522μF
Next Step Convert Units
so=123.14163.2H0.0015F
Next Step Prepare to Evaluate
so=123.14163.20.0015
Next Step Evaluate
so=2.28054064181289Hz
LAST Step Rounding Answer
so=2.2805Hz

Self-Resonance Frequency of Varactor Diode Formula Elements

Variables
Constants
Functions
Self Resonance Frequency
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.
Symbol: so
Measurement: FrequencyUnit: Hz
Note: Value can be positive or negative.
Inductance 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.
Symbol: Ls
Measurement: InductanceUnit: H
Note: Value can be positive or negative.
Capacitance of Varactor Diode
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.
Symbol: Cj
Measurement: CapacitanceUnit: μF
Note: Value should be greater than 0.
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288
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.
Syntax: sqrt(Number)

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How to Evaluate Self-Resonance Frequency of Varactor Diode?

Self-Resonance Frequency of Varactor Diode evaluator uses Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode)) to evaluate 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 so symbol.

How to evaluate Self-Resonance Frequency of Varactor Diode using this online evaluator? To use this online evaluator for Self-Resonance Frequency of Varactor Diode, enter Inductance of Varactor Diode (Ls) & Capacitance of Varactor Diode (Cj) and hit the calculate button.

FAQs on Self-Resonance Frequency of Varactor Diode

What is the formula to find Self-Resonance Frequency of Varactor Diode?
The formula of Self-Resonance Frequency of Varactor Diode is expressed as Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode)). Here is an example- 2.280541 = 1/(2*pi*sqrt(3.2*0.001522)).
How to calculate Self-Resonance Frequency of Varactor Diode?
With Inductance of Varactor Diode (Ls) & Capacitance of Varactor Diode (Cj) we can find Self-Resonance Frequency of Varactor Diode using the formula - Self Resonance Frequency = 1/(2*pi*sqrt(Inductance of Varactor Diode*Capacitance of Varactor Diode)). This formula also uses Archimedes' constant and Square Root Function function(s).
Can the Self-Resonance Frequency of Varactor Diode be negative?
Yes, the Self-Resonance Frequency of Varactor Diode, measured in Frequency can be negative.
Which unit is used to measure Self-Resonance Frequency of Varactor Diode?
Self-Resonance Frequency of Varactor Diode is usually measured using the Hertz[Hz] for Frequency. Petahertz[Hz], Terahertz[Hz], Gigahertz[Hz] are the few other units in which Self-Resonance Frequency of Varactor Diode can be measured.
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