Capacitance of Varactor Diode Calculator

✖Material Constant is the constant value for the material used in a particular formula.ⓘ Material Constant [k]			+10% -10%
✖Barrier Potential refers to the potential required to overcome the barrier.ⓘ Barrier Potential [V_b]			+10% -10%
✖Reverse Voltage refers to the voltage that is applied in the reverse bias direction across the diode.ⓘ Reverse Voltage [V_R]			+10% -10%
✖Doping Constant is defined as a constant which discusses the doping level of the material.ⓘ Doping Constant [n]			+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]

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Capacitance of Varactor Diode Solution

STEP 0: Pre-Calculation Summary

Formula Used

Capacitance of Varactor Diode = Material Constant/((Barrier Potential+Reverse Voltage)^Doping Constant)
C_j = k/((V_b+V_R)^n)
This formula uses 5 Variables

Variables Used

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.
Material Constant - Material Constant is the constant value for the material used in a particular formula.
Barrier Potential - (Measured in Volt) - Barrier Potential refers to the potential required to overcome the barrier.
Reverse Voltage - (Measured in Volt) - Reverse Voltage refers to the voltage that is applied in the reverse bias direction across the diode.
Doping Constant - Doping Constant is defined as a constant which discusses the doping level of the material.

STEP 1: Convert Input(s) to Base Unit

Material Constant: 0.005 --> No Conversion Required
Barrier Potential: 0.85 Volt --> 0.85 Volt No Conversion Required
Reverse Voltage: 9 Volt --> 9 Volt No Conversion Required
Doping Constant: 0.52 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

C_j = k/((V_b+V_R)^n) --> 0.005/((0.85+9)^0.52)

Evaluating ... ...

C_j = 0.00152188965336729

STEP 3: Convert Result to Output's Unit

0.00152188965336729 Farad -->1521.88965336729 Microfarad (Check conversion here)

FINAL ANSWER

1521.88965336729 ≈ 1521.89 Microfarad <-- Capacitance of Varactor Diode

(Calculation completed in 00.004 seconds)

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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Chandigarh University (CU), Punjab

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Capacitance of Varactor Diode Formula

LaTeX Go

Capacitance of Varactor Diode = Material Constant/((Barrier Potential+Reverse Voltage)^Doping Constant)
C_j = k/((V_b+V_R)^n)

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 Capacitance of Varactor Diode?

Capacitance of Varactor Diode calculator uses Capacitance of Varactor Diode = Material Constant/((Barrier Potential+Reverse Voltage)^Doping Constant) to calculate the Capacitance of Varactor Diode, The Capacitance of Varactor Diode formula can be varied by varying the magnitude of the reverse bias voltage as it varies the width of the depletion region, d. Capacitance of Varactor Diode is denoted by C_j symbol.

How to calculate Capacitance of Varactor Diode using this online calculator? To use this online calculator for Capacitance of Varactor Diode, enter Material Constant (k), Barrier Potential (V_b), Reverse Voltage (V_R) & Doping Constant (n) and hit the calculate button. Here is how the Capacitance of Varactor Diode calculation can be explained with given input values -> 1.5E+9 = 0.005/((0.85+9)^0.52).

FAQ

What is Capacitance of Varactor Diode?

The Capacitance of Varactor Diode formula can be varied by varying the magnitude of the reverse bias voltage as it varies the width of the depletion region, d and is represented as C_j = k/((V_b+V_R)^n) or Capacitance of Varactor Diode = Material Constant/((Barrier Potential+Reverse Voltage)^Doping Constant). Material Constant is the constant value for the material used in a particular formula, Barrier Potential refers to the potential required to overcome the barrier, Reverse Voltage refers to the voltage that is applied in the reverse bias direction across the diode & Doping Constant is defined as a constant which discusses the doping level of the material.

How to calculate Capacitance of Varactor Diode?

The Capacitance of Varactor Diode formula can be varied by varying the magnitude of the reverse bias voltage as it varies the width of the depletion region, d is calculated using Capacitance of Varactor Diode = Material Constant/((Barrier Potential+Reverse Voltage)^Doping Constant). To calculate Capacitance of Varactor Diode, you need Material Constant (k), Barrier Potential (V_b), Reverse Voltage (V_R) & Doping Constant (n). With our tool, you need to enter the respective value for Material Constant, Barrier Potential, Reverse Voltage & Doping Constant 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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