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Conductance of Channel of MOSFETs Formula

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The conductance of channel is typically defined as the ratio of the current passing through the channel to the voltage across it. Check FAQs

G = μ s \cdot C ox \cdot (\frac{W c}{L}) \cdot V ox

G - Conductance of Channel?μ_s - Mobility of Electrons at Surface of Channel?C_ox - Oxide Capacitance?W_c - Channel Width?L - Channel Length?V_ox - Voltage across Oxide?

Conductance of Channel of MOSFETs Example

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Here is how the Conductance of Channel of MOSFETs equation looks like with Values.

Here is how the Conductance of Channel of MOSFETs equation looks like with Units.

Here is how the Conductance of Channel of MOSFETs equation looks like.

19.2888 = 38 \cdot 940 \cdot (\frac{10}{100}) \cdot 5.4

19.2888mS = 38m²/V*s \cdot 940μF \cdot (\frac{10μm}{100μm}) \cdot 5.4V

19.2888 = 38 \cdot 940 \cdot (\frac{10}{100}) \cdot 5.4

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Conductance of Channel of MOSFETs Solution

Follow our step by step solution on how to calculate Conductance of Channel of MOSFETs?

FIRST Step Consider the formula

G = μ s \cdot C ox \cdot (\frac{W c}{L}) \cdot V ox

Next Step Substitute values of Variables

∴

G = 38m²/V*s \cdot 940μF \cdot (\frac{10μm}{100μm}) \cdot 5.4V

Next Step Convert Units

∴

G = 38m²/V*s \cdot 0.0009F \cdot (\frac{1E-5m}{0.0001m}) \cdot 5.4V

Next Step Prepare to Evaluate

∴

G = 38 \cdot 0.0009 \cdot (\frac{1E-5}{0.0001}) \cdot 5.4

Next Step Evaluate

∴

G = 0.0192888S

LAST Step Convert to Output's Unit

∴

G = 19.2888mS

Conductance of Channel of MOSFETs Formula Elements

Variables

Conductance of Channel

The conductance of channel is typically defined as the ratio of the current passing through the channel to the voltage across it.

Symbol: G

Measurement: Electric ConductanceUnit: mS

Note: Value can be positive or negative.

Formulas to find Conductance of Channel

Mobility of Electrons at Surface of Channel

The mobility of electrons at surface of channel refers to the ability of electrons to move or travel through the surface of a semiconductor material, such as a silicon channel in a transistor.

Symbol: μ_s

Measurement: MobilityUnit: m²/V*s

Note: Value should be greater than 0.

Formulas to find Mobility of Electrons at Surface of Channel

Oxide Capacitance

Oxide capacitance is an important parameter that affects the performance of MOS devices, such as the speed and power consumption of integrated circuits.

Symbol: C_ox

Measurement: CapacitanceUnit: μF

Note: Value should be greater than 0.

Formulas to find Oxide Capacitance

Channel Width

Channel width refers to the range of frequencies used for transmitting data over a wireless communication channel. It is also known as bandwidth and is measured in hertz (Hz).

Symbol: W_c

Measurement: LengthUnit: μm

Note: Value should be greater than 0.

Formulas to find Channel Width

Channel Length

Channel length refers to the distance between the source and drain terminals in a field-effect transistor (FET).

Symbol: L

Measurement: LengthUnit: μm

Note: Value should be greater than 0.

Formulas to find Channel Length

Voltage across Oxide

Voltage across oxide due to the charge at the oxide-semiconductor interface and the third term is due to the charge density in the oxide.

Symbol: V_ox

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Voltage across Oxide

Other formulas in Internal Capacitive Effects and High Frequency Model category

Go Gate to Source Channel Width of MOSFET

W c = \frac{C oc}{C ox \cdot L ov}

Go Overlap Capacitance of MOSFET

C oc = W c \cdot C ox \cdot L ov

Go Total Capacitance between Gate and Channel of MOSFETs

C g = C ox \cdot W c \cdot L

Go Transition Frequency of MOSFET

f t = \frac{g m}{2 \cdot π \cdot (C sg + C gd)}

How to Evaluate Conductance of Channel of MOSFETs?

Conductance of Channel of MOSFETs evaluator uses Conductance of Channel = Mobility of Electrons at Surface of Channel*Oxide Capacitance*(Channel Width/Channel Length)*Voltage across Oxide to evaluate the Conductance of Channel, The conductance of channel of MOSFETs, defined as the ratio of ionic current through the channel to the applied voltage, can be calculated once the current, the number of ions that traverse the channel per unit time when an external electric field is applied to the system. Conductance of Channel is denoted by G symbol.

How to evaluate Conductance of Channel of MOSFETs using this online evaluator? To use this online evaluator for Conductance of Channel of MOSFETs, enter Mobility of Electrons at Surface of Channel (μ_s), Oxide Capacitance (C_ox), Channel Width (W_c), Channel Length (L) & Voltage across Oxide (V_ox) and hit the calculate button.

FAQs on Conductance of Channel of MOSFETs

What is the formula to find Conductance of Channel of MOSFETs?

The formula of Conductance of Channel of MOSFETs is expressed as Conductance of Channel = Mobility of Electrons at Surface of Channel*Oxide Capacitance*(Channel Width/Channel Length)*Voltage across Oxide. Here is an example- 19288.8 = 38*0.00094*(1E-05/0.0001)*5.4.

How to calculate Conductance of Channel of MOSFETs?

With Mobility of Electrons at Surface of Channel (μ_s), Oxide Capacitance (C_ox), Channel Width (W_c), Channel Length (L) & Voltage across Oxide (V_ox) we can find Conductance of Channel of MOSFETs using the formula - Conductance of Channel = Mobility of Electrons at Surface of Channel*Oxide Capacitance*(Channel Width/Channel Length)*Voltage across Oxide.

Can the Conductance of Channel of MOSFETs be negative?

Yes, the Conductance of Channel of MOSFETs, measured in Electric Conductance can be negative.

Which unit is used to measure Conductance of Channel of MOSFETs?

Conductance of Channel of MOSFETs is usually measured using the Millisiemens[mS] for Electric Conductance. Siemens[mS], Megasiemens[mS], Mho[mS] are the few other units in which Conductance of Channel of MOSFETs can be measured.

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Conductance of Channel of MOSFETs Formula

Conductance of Channel of MOSFETs Example

Conductance of Channel of MOSFETs Solution

Conductance of Channel of MOSFETs Formula Elements

Other formulas in Internal Capacitive Effects and High Frequency Model category

How to Evaluate Conductance of Channel of MOSFETs?

FAQs on Conductance of Channel of MOSFETs

Variable Name