DC Bias Current of MOSFET using Overdrive Voltage 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%
✖The effective voltage in a MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is the voltage that determines the behavior of the device. It is also known as the gate-source voltage.ⓘ Effective Voltage [V_eff]			+10% -10%

✖DC bias current is the constant current that flows through a circuit or device to establish a certain operating point or bias point.ⓘ DC Bias Current of MOSFET using Overdrive Voltage [I_b]

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DC Bias Current of MOSFET using Overdrive Voltage

Formula

`"I"_{"b"} = 1/2*"k"_{"n"}*"V"_{"eff"}^2`

Example

`"15172.5mA"=1/2*"10.5A/V²"*("1.7V")^2`

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DC Bias Current of MOSFET using Overdrive Voltage Solution

STEP 0: Pre-Calculation Summary

Formula Used

DC Bias Current = 1/2*Transconductance Parameter*Effective Voltage^2
I_b = 1/2*k_n*V_eff^2
This formula uses 3 Variables

Variables Used

DC Bias Current - (Measured in Ampere) - DC bias current is the constant current that flows through a circuit or device to establish a certain operating point or bias point.
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.
Effective Voltage - (Measured in Volt) - The effective voltage in a MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is the voltage that determines the behavior of the device. It is also known as the gate-source voltage.

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
Effective Voltage: 1.7 Volt --> 1.7 Volt No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_b = 1/2*k_n*V_eff^2 --> 1/2*10.5*1.7^2

Evaluating ... ...

I_b = 15.1725

STEP 3: Convert Result to Output's Unit

15.1725 Ampere -->15172.5 Milliampere (Check conversion here)

FINAL ANSWER

15172.5 Milliampere <-- DC Bias Current

(Calculation completed in 00.004 seconds)

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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Verified by Prahalad Singh

Jaipur Engineering College and Research Centre (JECRC), Jaipur

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< 18 Biasing Calculators

Collector Current given Current Gain Mosfet

Go Collector Current = (Current Gain*(Negative Supply Voltage-Base Emitter Voltage))/(Base Resistance+(Current Gain+1)*Emitter Resistance)

Input Biasing Current of Mosfet

Go Input Biasing Current = (Negative Supply Voltage-Base Emitter Voltage)/(Base Resistance+(Current Gain+1)*Emitter Resistance)

Collector Emitter Voltage given Collector Resistance

Go Collector Emitter Voltage = Collector Supply Voltage-(Collector Current+Input Biasing Current)*Collector Load Resistor

Collector Current given Current Gain

Go Collector Current = Current Gain*(Collector Supply Voltage-Base Emitter Voltage)/Base Resistance

Collector Emitter Voltage

Go Collector Emitter Voltage = Collector Supply Voltage-Collector Load Resistor*Collector Current

DC Bias Current of MOSFET

Go DC Bias Current = 1/2*Transconductance Parameter*(Gate-Source Voltage-Threshold Voltage)^2

Collector Voltage with respect to Ground

Go Collector Voltage = Collector Supply Voltage-Collector Current*Collector Load Resistor

Emitter Voltage with respect to Ground

Go Emitter Voltage = -Negative Supply Voltage+(Emitter Current*Emitter Resistance)

Base Current of MOSFET

Go Input Biasing Current = (Bias Voltage-Base Emitter Voltage)/Base Resistance

DC Bias Output Voltage at Drain

Go Output Voltage = Supply Voltage-Load Resistance*DC Bias Current

Collector Current in Saturation

Go Collector Current Saturation = Collector Supply Voltage/Collector Load Resistor

DC Bias Current of MOSFET using Overdrive Voltage

Go DC Bias Current = 1/2*Transconductance Parameter*Effective Voltage^2

Input Bias Current

Go DC Bias Current = (Input Bias Current 1+Input Bias Current 2)/2

Bias Voltage of MOSFET

Go Total Instantaneous Bias Voltage = DC Bias Voltage+DC Voltage

Emitter Current of Mosfet

Go Emitter Current = Collector Current+Input Biasing Current

Collector Current of Mosfet

Go Collector Current = Current Gain*Input Biasing Current

Base Voltage with respect to Ground

Go Base Voltage = Emitter Voltage+Base Emitter Voltage

Bias Current in Differential Pair

Go DC Bias Current = Drain Current 1+Drain Current 2

DC Bias Current of MOSFET using Overdrive Voltage Formula

DC Bias Current = 1/2*Transconductance Parameter*Effective Voltage^2
I_b = 1/2*k_n*V_eff^2

What is DC operating point of MOSFET?

This calculates the DC operating point, also known as the bias point, of a circuit. This is the steady-state voltage or current at a specified pin of an active device with no input signal applied.

What is the different type of biasing in MOSFET?

Biasing of MOSFETs: Two common type biasing circuits, voltage divider bias and drain feedback bias are considered.

How to Calculate DC Bias Current of MOSFET using Overdrive Voltage?

DC Bias Current of MOSFET using Overdrive Voltage calculator uses DC Bias Current = 1/2*Transconductance Parameter*Effective Voltage^2 to calculate the DC Bias Current, The DC bias current of MOSFET using overdrive voltage by the d.c. drain current and drain-to-source voltage and it is always on the load line. It is the amount of voltage that an electronic device needs in DC Biasing condition, where an extra load is added and voltage is given at junctions as per the type of biasing. DC Bias Current is denoted by I_b symbol.

How to calculate DC Bias Current of MOSFET using Overdrive Voltage using this online calculator? To use this online calculator for DC Bias Current of MOSFET using Overdrive Voltage, enter Transconductance Parameter (k_n) & Effective Voltage (V_eff) and hit the calculate button. Here is how the DC Bias Current of MOSFET using Overdrive Voltage calculation can be explained with given input values -> 1.5E+7 = 1/2*10.5*1.7^2.

FAQ

What is DC Bias Current of MOSFET using Overdrive Voltage?

The DC bias current of MOSFET using overdrive voltage by the d.c. drain current and drain-to-source voltage and it is always on the load line. It is the amount of voltage that an electronic device needs in DC Biasing condition, where an extra load is added and voltage is given at junctions as per the type of biasing and is represented as I_b = 1/2*k_n*V_eff^2 or DC Bias Current = 1/2*Transconductance Parameter*Effective Voltage^2. 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 & The effective voltage in a MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is the voltage that determines the behavior of the device. It is also known as the gate-source voltage.

How to calculate DC Bias Current of MOSFET using Overdrive Voltage?

The DC bias current of MOSFET using overdrive voltage by the d.c. drain current and drain-to-source voltage and it is always on the load line. It is the amount of voltage that an electronic device needs in DC Biasing condition, where an extra load is added and voltage is given at junctions as per the type of biasing is calculated using DC Bias Current = 1/2*Transconductance Parameter*Effective Voltage^2. To calculate DC Bias Current of MOSFET using Overdrive Voltage, you need Transconductance Parameter (k_n) & Effective Voltage (V_eff). With our tool, you need to enter the respective value for Transconductance Parameter & Effective 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 DC Bias Current?

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

DC Bias Current = (Input Bias Current 1+Input Bias Current 2)/2
DC Bias Current = 1/2*Transconductance Parameter*(Gate-Source Voltage-Threshold Voltage)^2
DC Bias Current = Drain Current 1+Drain Current 2

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