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Voltage between Gate and Source Formula

GoTotal Instantaneous Gate-to-Source Voltage Formula

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Gate to source voltage of transistor is the voltage that falls across the gate-source terminal of the transistor. Check FAQs

V gs = \frac{V in}{1 + G m \cdot R}

V_gs - Gate to Source Voltage?V_in - Input Voltage?G_m - Transconductance?R - Resistance?

Voltage between Gate and Source Example

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Here is how the Voltage between Gate and Source equation looks like with Values.

Here is how the Voltage between Gate and Source equation looks like with Units.

Here is how the Voltage between Gate and Source equation looks like.

0.8493 = \frac{2.5}{1 + 1.72 \cdot 1.13}

0.8493V = \frac{2.5V}{1 + 1.72mS \cdot 1.13kΩ}

0.8493 = \frac{2.5}{1 + 1.72 \cdot 1.13}

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Voltage between Gate and Source Solution

Follow our step by step solution on how to calculate Voltage between Gate and Source?

FIRST Step Consider the formula

V gs = \frac{V in}{1 + G m \cdot R}

Next Step Substitute values of Variables

∴

V gs = \frac{2.5V}{1 + 1.72mS \cdot 1.13kΩ}

Next Step Convert Units

∴

V gs = \frac{2.5V}{1 + 0.0017S \cdot 1130Ω}

Next Step Prepare to Evaluate

∴

V gs = \frac{2.5}{1 + 0.0017 \cdot 1130}

Next Step Evaluate

∴

V gs = 0.849300176654437V

LAST Step Rounding Answer

∴

V gs = 0.8493V

Voltage between Gate and Source Formula Elements

Variables

Gate to Source Voltage

Gate to source voltage of transistor is the voltage that falls across the gate-source terminal of the transistor.

Symbol: V_gs

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Gate to Source Voltage

Input Voltage

Input voltage is the voltage supplied to the device.

Symbol: V_in

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Input Voltage

Transconductance

Transconductance is the ratio of the change in current at the output terminal to the change in the voltage at the input terminal of an active device.

Symbol: G_m

Measurement: Electric ConductanceUnit: mS

Note: Value can be positive or negative.

Formulas to find Transconductance

Resistance

Resistance is a measure of the opposition to current flow in an electrical circuit. Its S.I unit is ohm.

Symbol: R

Measurement: Electric ResistanceUnit: kΩ

Note: Value can be positive or negative.

Formulas to find Resistance

Other Formulas to find Gate to Source Voltage

Go Total Instantaneous Gate-to-Source Voltage

V gs = V ss + V ox

Other formulas in Voltage category

Go Single Component of Drain Voltage

V DS = (- ΔI D \cdot R L)

Go Single Component of Drain Voltage given Transconductance

V DS = - G m \cdot V in \cdot R L

Go Output Voltage given Transconductance

V o = - (G m \cdot R L \cdot V in)

Go Finite Input Voltage of BJT at Unity Gain Frequency

V in = I B \cdot (\frac{1}{R in} + \frac{1}{C cb} + \frac{1}{C eb})

How to Evaluate Voltage between Gate and Source?

Voltage between Gate and Source evaluator uses Gate to Source Voltage = Input Voltage/(1+Transconductance*Resistance) to evaluate the Gate to Source Voltage, The Voltage between gate and source, V_gs, of a FET transistor is the voltage that falls across the gate-source terminal of the transistor. Gate to Source Voltage is denoted by V_gs symbol.

How to evaluate Voltage between Gate and Source using this online evaluator? To use this online evaluator for Voltage between Gate and Source, enter Input Voltage (V_in), Transconductance (G_m) & Resistance (R) and hit the calculate button.

FAQs on Voltage between Gate and Source

What is the formula to find Voltage between Gate and Source?

The formula of Voltage between Gate and Source is expressed as Gate to Source Voltage = Input Voltage/(1+Transconductance*Resistance). Here is an example- 0.8493 = 2.5/(1+0.00172*1130).

How to calculate Voltage between Gate and Source?

With Input Voltage (V_in), Transconductance (G_m) & Resistance (R) we can find Voltage between Gate and Source using the formula - Gate to Source Voltage = Input Voltage/(1+Transconductance*Resistance).

What are the other ways to Calculate Gate to Source Voltage?

Here are the different ways to Calculate Gate to Source Voltage-

Gate to Source Voltage=Small Signal+Voltage Across Oxide

Can the Voltage between Gate and Source be negative?

No, the Voltage between Gate and Source, measured in Electric Potential cannot be negative.

Which unit is used to measure Voltage between Gate and Source?

Voltage between Gate and Source is usually measured using the Volt[V] for Electric Potential. Millivolt[V], Microvolt[V], Nanovolt[V] are the few other units in which Voltage between Gate and Source can be measured.

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Voltage between Gate and Source Formula

​GoTotal Instantaneous Gate-to-Source Voltage Formula

Voltage between Gate and Source Example

Voltage between Gate and Source Solution

Voltage between Gate and Source Formula Elements

Other Formulas to find Gate to Source Voltage

Other formulas in Voltage category

How to Evaluate Voltage between Gate and Source?

FAQs on Voltage between Gate and Source

Variable Name

GoTotal Instantaneous Gate-to-Source Voltage Formula