✖Thermal Voltage is generated across a resistor due to its temperature. It is proportional to the absolute temperature of the resistor and is typically very small.ⓘ Thermal Voltage [V_t]

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Formula

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Thermal Voltage

Formula

`"V"_{"t"} = "[BoltZ]"*"T"/"[Charge-e]"`

Example

`"0.02499V"="[BoltZ]"*"290K"/"[Charge-e]"`

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Thermal Voltage Solution

STEP 0: Pre-Calculation Summary

Formula Used

Thermal Voltage = [BoltZ]*Temperature/[Charge-e]
V_t = [BoltZ]*T/[Charge-e]
This formula uses 2 Constants, 2 Variables

Constants Used

[Charge-e] - Charge of electron Value Taken As 1.60217662E-19
[BoltZ] - Boltzmann constant Value Taken As 1.38064852E-23

Variables Used

Thermal Voltage - (Measured in Volt) - Thermal Voltage is generated across a resistor due to its temperature. It is proportional to the absolute temperature of the resistor and is typically very small.
Temperature - (Measured in Kelvin) - Temperature is the degree or intensity of heat present in a substance or object.

STEP 1: Convert Input(s) to Base Unit

Temperature: 290 Kelvin --> 290 Kelvin No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

V_t = [BoltZ]*T/[Charge-e] --> [BoltZ]*290/[Charge-e]

Evaluating ... ...

V_t = 0.0249902579904081

STEP 3: Convert Result to Output's Unit

0.0249902579904081 Volt --> No Conversion Required

FINAL ANSWER

0.0249902579904081 ≈ 0.02499 Volt <-- Thermal Voltage

(Calculation completed in 00.020 seconds)

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< 16 Charge Carrier Characteristics Calculators

Intrinsic Concentration

Go Intrinsic Carrier Concentration = sqrt(Effective Density in Valence Band*Effective Density in Conduction Band)*e^((-Temperature Dependence of Energy Band Gap)/(2*[BoltZ]*Temperature))

Electrostatic Deflection Sensitivity of CRT

Go Electrostatic Deflection Sensitivity = (Distance between Deflecting Plates*Screen and Deflecting Plates Distance)/(2*Deflection of Beam*Electron Velocity)

Current Density due to Electrons

Go Electron Current Density = [Charge-e]*Electron Concentration*Mobility of Electron*Electric Field Intensity

Current Density due to Holes

Go Holes Current Density = [Charge-e]*Holes Concentration*Mobility of Holes*Electric Field Intensity

Electrons Diffusion Constant

Go Electron Diffusion Constant = Mobility of Electron*(([BoltZ]*Temperature)/[Charge-e])

Holes Diffusion Constant

Go Holes Diffusion Constant = Mobility of Holes*(([BoltZ]*Temperature)/[Charge-e])

Intrinsic Carrier Concentration under Non-Equilibrium Conditions

Go Intrinsic Carrier Concentration = sqrt(Majority Carrier Concentration*Minority Carrier Concentration)

Force on Current Element in Magnetic Field

Go Force = Current Element*Magnetic Flux Density*sin(Angle between Planes)

Velocity of Electron

Go Velocity due to Voltage = sqrt((2*[Charge-e]*Voltage)/[Mass-e])

Time Period of Electron

Go Period of Particle Circular Path = (2*3.14*[Mass-e])/(Magnetic Field Strength*[Charge-e])

Hole Diffusion Length

Go Holes Diffusion Length = sqrt(Holes Diffusion Constant*Hole Carrier Lifetime)

Conductivity in Metals

Go Conductivity = Electron Concentration*[Charge-e]*Mobility of Electron

Velocity of Electron in Force Fields

Go Velocity of Electron in Force Fields = Electric Field Intensity/Magnetic Field Strength

Thermal Voltage

Go Thermal Voltage = [BoltZ]*Temperature/[Charge-e]

Thermal Voltage using Einstein's Equation

Go Thermal Voltage = Electron Diffusion Constant/Mobility of Electron

Convection Current Density

Go Convection Current Density = Charge Density*Charge Velocity

Thermal Voltage Formula

Thermal Voltage = [BoltZ]*Temperature/[Charge-e]
V_t = [BoltZ]*T/[Charge-e]

What is thermal voltage at room temperature?

The term kT/q describes the voltage produced within the P-N junction due to the action of temperature, and is called the thermal voltage, or Vt of the junction. At room temperature, this is about 26 millivolts.

How to Calculate Thermal Voltage?

Thermal Voltage calculator uses Thermal Voltage = [BoltZ]*Temperature/[Charge-e] to calculate the Thermal Voltage, Thermal voltage is the voltage produced within the P-N junction due to the action of temperature and is described as kT/q. Thermal Voltage is denoted by V_t symbol.

How to calculate Thermal Voltage using this online calculator? To use this online calculator for Thermal Voltage, enter Temperature (T) and hit the calculate button. Here is how the Thermal Voltage calculation can be explained with given input values -> 0.02499 = [BoltZ]*290/[Charge-e].

FAQ

What is Thermal Voltage?

Thermal voltage is the voltage produced within the P-N junction due to the action of temperature and is described as kT/q and is represented as V_t = [BoltZ]*T/[Charge-e] or Thermal Voltage = [BoltZ]*Temperature/[Charge-e]. Temperature is the degree or intensity of heat present in a substance or object.

How to calculate Thermal Voltage?

Thermal voltage is the voltage produced within the P-N junction due to the action of temperature and is described as kT/q is calculated using Thermal Voltage = [BoltZ]*Temperature/[Charge-e]. To calculate Thermal Voltage, you need Temperature (T). With our tool, you need to enter the respective value for Temperature and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Thermal Voltage?

In this formula, Thermal Voltage uses Temperature. We can use 1 other way(s) to calculate the same, which is/are as follows -

Thermal Voltage = Electron Diffusion Constant/Mobility of Electron

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