MOSFET Transconductance given Transconductance Parameter Calculator

✖Transconductance parameter is a crucial parameter in electronic devices and circuits, which helps to describe and quantify the input-output relationship between voltage and current.ⓘ Transconductance Parameter [k_n]			+10% -10%
✖Gate-source voltage is a critical parameter that affects the operation of an FET, and it is often used to control the device's behavior.ⓘ Gate-Source Voltage [V_gs]			+10% -10%
✖Threshold voltage, also known as the gate threshold voltage or simply Vth, is a critical parameter in the operation of field-effect transistors, which are fundamental components in modern electronics.ⓘ Threshold Voltage [V_th]			+10% -10%

✖Transconductance is defined as the ratio of the change in the output current to the change in the input voltage, with the gate-source voltage held constant.ⓘ MOSFET Transconductance given Transconductance Parameter [g_m]

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Formula

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MOSFET Transconductance given Transconductance Parameter

Formula

g m = k n \cdot (V gs - V th)

Example

3360 mS = 10.5 A/V² \cdot (4 V - 3.68 V)

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MOSFET Transconductance given Transconductance Parameter Solution

STEP 0: Pre-Calculation Summary

Formula Used

Transconductance = Transconductance Parameter*(Gate-Source Voltage-Threshold Voltage)
g_m = k_n*(V_gs-V_th)
This formula uses 4 Variables

Variables Used

Transconductance - (Measured in Siemens) - Transconductance is defined as the ratio of the change in the output current to the change in the input voltage, with the gate-source voltage held constant.
Transconductance Parameter - (Measured in Ampere per Square Volt) - Transconductance parameter is a crucial parameter in electronic devices and circuits, which helps to describe and quantify the input-output relationship between voltage and current.
Gate-Source Voltage - (Measured in Volt) - Gate-source voltage is a critical parameter that affects the operation of an FET, and it is often used to control the device's behavior.
Threshold Voltage - (Measured in Volt) - Threshold voltage, also known as the gate threshold voltage or simply Vth, is a critical parameter in the operation of field-effect transistors, which are fundamental components in modern electronics.

STEP 1: Convert Input(s) to Base Unit

Transconductance Parameter: 10.5 Ampere per Square Volt --> 10.5 Ampere per Square Volt No Conversion Required
Gate-Source Voltage: 4 Volt --> 4 Volt No Conversion Required
Threshold Voltage: 3.68 Volt --> 3.68 Volt No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

g_m = k_n*(V_gs-V_th) --> 10.5*(4-3.68)

Evaluating ... ...

g_m = 3.36

STEP 3: Convert Result to Output's Unit

3.36 Siemens -->3360 Millisiemens (Check conversion here)

FINAL ANSWER

3360 Millisiemens <-- Transconductance

(Calculation completed in 00.004 seconds)

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Birsa Institute of Technology (BIT), Sindri

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< Transconductance Calculators

Transconductance given Process Transconductance Parameter

Go Transconductance = Process Transconductance Parameter*Aspect Ratio*(Gate-Source Voltage-Threshold Voltage)

Transconductance given Drain Current

Go Transconductance = sqrt(2*Process Transconductance Parameter*Aspect Ratio*Drain Current)

Transconductance using Process Transconductance Parameter and Overdrive Voltage

Go Transconductance = Process Transconductance Parameter*Aspect Ratio*Overdrive Voltage

Drain Current using Transconductance

Go Drain Current = (Overdrive Voltage)*Transconductance/2

MOSFET Transconductance given Transconductance Parameter Formula

Transconductance = Transconductance Parameter*(Gate-Source Voltage-Threshold Voltage)
g_m = k_n*(V_gs-V_th)

What is the use of transconductance in MOSFET?

Transconductance is an expression of the performance of a bipolar transistor or field-effect transistor (FET). In general, the larger the transconductance figure for a device, the greater the gain(amplification) it is capable of delivering, when all other factors are held constant.

How to Calculate MOSFET Transconductance given Transconductance Parameter?

MOSFET Transconductance given Transconductance Parameter calculator uses Transconductance = Transconductance Parameter*(Gate-Source Voltage-Threshold Voltage) to calculate the Transconductance, The MOSFET transconductance given transconductance parameter is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage. Transconductance is denoted by g_m symbol.

How to calculate MOSFET Transconductance given Transconductance Parameter using this online calculator? To use this online calculator for MOSFET Transconductance given Transconductance Parameter, enter Transconductance Parameter (k_n), Gate-Source Voltage (V_gs) & Threshold Voltage (V_th) and hit the calculate button. Here is how the MOSFET Transconductance given Transconductance Parameter calculation can be explained with given input values -> 3.4E+6 = 10.5*(4-3.68).

FAQ

What is MOSFET Transconductance given Transconductance Parameter?

The MOSFET transconductance given transconductance parameter is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage and is represented as g_m = k_n*(V_gs-V_th) or Transconductance = Transconductance Parameter*(Gate-Source Voltage-Threshold Voltage). Transconductance parameter is a crucial parameter in electronic devices and circuits, which helps to describe and quantify the input-output relationship between voltage and current, Gate-source voltage is a critical parameter that affects the operation of an FET, and it is often used to control the device's behavior & Threshold voltage, also known as the gate threshold voltage or simply Vth, is a critical parameter in the operation of field-effect transistors, which are fundamental components in modern electronics.

How to calculate MOSFET Transconductance given Transconductance Parameter?

The MOSFET transconductance given transconductance parameter is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage is calculated using Transconductance = Transconductance Parameter*(Gate-Source Voltage-Threshold Voltage). To calculate MOSFET Transconductance given Transconductance Parameter, you need Transconductance Parameter (k_n), Gate-Source Voltage (V_gs) & Threshold Voltage (V_th). With our tool, you need to enter the respective value for Transconductance Parameter, Gate-Source Voltage & Threshold Voltage 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 Transconductance?

In this formula, Transconductance uses Transconductance Parameter, Gate-Source Voltage & Threshold Voltage. We can use 3 other way(s) to calculate the same, which is/are as follows -

Transconductance = sqrt(2*Process Transconductance Parameter*Aspect Ratio*Drain Current)
Transconductance = Process Transconductance Parameter*Aspect Ratio*(Gate-Source Voltage-Threshold Voltage)
Transconductance = Process Transconductance Parameter*Aspect Ratio*Overdrive Voltage

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