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Drain Current in Triode Region of PMOS Transistor given Vsd Formula

GoDrain Current in Triode Region of PMOS Transistor Formula

GoOverall Drain Current of PMOS Transistor Formula

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Drain current is the electric current flowing from the drain to the source of a field-effect transistor (FET) or a metal-oxide-semiconductor field-effect transistor (MOSFET). Check FAQs

I d = k' p \cdot WL \cdot (mod \underset{̲}{u} s (V ov) - \frac{1}{2} \cdot V DS) \cdot V DS

I_d - Drain Current?k'_p - Process Transconductance Parameter in PMOS?WL - Aspect Ratio?V_ov - Effective Voltage?V_DS - Voltage between Drain and Source?

Drain Current in Triode Region of PMOS Transistor given Vsd Example

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Here is how the Drain Current in Triode Region of PMOS Transistor given Vsd equation looks like with Values.

Here is how the Drain Current in Triode Region of PMOS Transistor given Vsd equation looks like with Units.

Here is how the Drain Current in Triode Region of PMOS Transistor given Vsd equation looks like.

28.8635 = 2.1 \cdot 6 \cdot (mod \underset{̲}{u} s (2.16) - \frac{1}{2} \cdot 2.45) \cdot 2.45

28.8635mA = 2.1mS \cdot 6 \cdot (mod \underset{̲}{u} s (2.16V) - \frac{1}{2} \cdot 2.45V) \cdot 2.45V

28.8635 = 2.1 \cdot 6 \cdot (mod \underset{̲}{u} s (2.16) - \frac{1}{2} \cdot 2.45) \cdot 2.45

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Drain Current in Triode Region of PMOS Transistor given Vsd Solution

Follow our step by step solution on how to calculate Drain Current in Triode Region of PMOS Transistor given Vsd?

FIRST Step Consider the formula

I d = k' p \cdot WL \cdot (mod \underset{̲}{u} s (V ov) - \frac{1}{2} \cdot V DS) \cdot V DS

Next Step Substitute values of Variables

∴

I d = 2.1mS \cdot 6 \cdot (mod \underset{̲}{u} s (2.16V) - \frac{1}{2} \cdot 2.45V) \cdot 2.45V

Next Step Convert Units

∴

I d = 0.0021S \cdot 6 \cdot (mod \underset{̲}{u} s (2.16V) - \frac{1}{2} \cdot 2.45V) \cdot 2.45V

Next Step Prepare to Evaluate

∴

I d = 0.0021 \cdot 6 \cdot (mod \underset{̲}{u} s (2.16) - \frac{1}{2} \cdot 2.45) \cdot 2.45

Next Step Evaluate

∴

I d = 0.02886345A

Next Step Convert to Output's Unit

∴

I d = 28.86345mA

LAST Step Rounding Answer

∴

I d = 28.8635mA

Drain Current in Triode Region of PMOS Transistor given Vsd Formula Elements

Variables

Functions

Drain Current

Drain current is the electric current flowing from the drain to the source of a field-effect transistor (FET) or a metal-oxide-semiconductor field-effect transistor (MOSFET).

Symbol: I_d

Measurement: Electric CurrentUnit: mA

Note: Value should be greater than 0.

Formulas to find Drain Current

Process Transconductance Parameter in PMOS

The Process Transconductance Parameter in PMOS (PTM) is a parameter used in semiconductor device modeling to characterize the performance of a transistor.

Symbol: k'_p

Measurement: Electric ConductanceUnit: mS

Note: Value can be positive or negative.

Formulas to find Process Transconductance Parameter in PMOS

Aspect Ratio

Aspect ratio is defined as the ratio of the width of the transistor's channel to its length. It is the ratio of the width of the gate to the distance btw the source & drain regions of the transistor.

Symbol: WL

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Aspect Ratio

Effective Voltage

Effective voltage is the equivalent DC voltage that would produce the same amount of power dissipation in a resistive load as the AC voltage being measured.

Symbol: V_ov

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Effective Voltage

Voltage between Drain and Source

The voltage between drain and source is a key parameter in the operation of a field-effect transistor (FET) and is often referred to as the "drain-source voltage" or VDS.

Symbol: V_DS

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Voltage between Drain and Source

modulus

Modulus of a number is the remainder when that number is divided by another number.

Syntax: modulus

Other Formulas to find Drain Current

Go Drain Current in Triode Region of PMOS Transistor

I d = k' p \cdot WL \cdot ((V GS - mod \underset{̲}{u} s (V T)) \cdot V DS - \frac{1}{2} \cdot {(V DS)}^{2})

Go Overall Drain Current of PMOS Transistor

I d = \frac{1}{2} \cdot k' p \cdot WL \cdot {(V GS - mod \underset{̲}{u} s (V T))}^{2} \cdot (1 + \frac{V DS}{mod} \underset{̲}{u} s (V a))

Go Current in Inversion Channel of PMOS

I d = (W \cdot Q p \cdot V y)

Go Drain Current from Source to Drain

I d = (W \cdot Q p \cdot μ p \cdot E y)

Other formulas in P Channel Enhancement category

Go Drain Current in Saturation Region of PMOS Transistor

I ds = \frac{1}{2} \cdot k' p \cdot WL \cdot {(V GS - mod \underset{̲}{u} s (V T))}^{2}

Go Drain Current in Saturation Region of PMOS Transistor given Vov

I ds = \frac{1}{2} \cdot k' p \cdot WL \cdot {(V ov)}^{2}

Go Process Transconductance Parameter of PMOS

k' p = μ p \cdot C ox

Go Current in Inversion Channel of PMOS given Mobility

V y = μ p \cdot E y

How to Evaluate Drain Current in Triode Region of PMOS Transistor given Vsd?

Drain Current in Triode Region of PMOS Transistor given Vsd evaluator uses Drain Current = Process Transconductance Parameter in PMOS*Aspect Ratio*(modulus(Effective Voltage)-1/2*Voltage between Drain and Source)*Voltage between Drain and Source to evaluate the Drain Current, The Drain current in triode region of PMOS transistor given Vsd where the source is the small voltage and the drain is the biggest voltage(they are interchangeable). In PMOS transistor holes are the charge carriers and current flows because of the holes. Drain Current is denoted by I_d symbol.

How to evaluate Drain Current in Triode Region of PMOS Transistor given Vsd using this online evaluator? To use this online evaluator for Drain Current in Triode Region of PMOS Transistor given Vsd, enter Process Transconductance Parameter in PMOS (k'_p), Aspect Ratio (WL), Effective Voltage (V_ov) & Voltage between Drain and Source (V_DS) and hit the calculate button.

FAQs on Drain Current in Triode Region of PMOS Transistor given Vsd

What is the formula to find Drain Current in Triode Region of PMOS Transistor given Vsd?

The formula of Drain Current in Triode Region of PMOS Transistor given Vsd is expressed as Drain Current = Process Transconductance Parameter in PMOS*Aspect Ratio*(modulus(Effective Voltage)-1/2*Voltage between Drain and Source)*Voltage between Drain and Source. Here is an example- 28863.45 = 0.0021*6*(modulus(2.16)-1/2*2.45)*2.45.

How to calculate Drain Current in Triode Region of PMOS Transistor given Vsd?

With Process Transconductance Parameter in PMOS (k'_p), Aspect Ratio (WL), Effective Voltage (V_ov) & Voltage between Drain and Source (V_DS) we can find Drain Current in Triode Region of PMOS Transistor given Vsd using the formula - Drain Current = Process Transconductance Parameter in PMOS*Aspect Ratio*(modulus(Effective Voltage)-1/2*Voltage between Drain and Source)*Voltage between Drain and Source. This formula also uses Modulus (modulus) function(s).

What are the other ways to Calculate Drain Current?

Here are the different ways to Calculate Drain Current-

Drain Current=Process Transconductance Parameter in PMOS*Aspect Ratio*((Voltage between Gate and Source-modulus(Threshold Voltage))*Voltage between Drain and Source-1/2*(Voltage between Drain and Source)^2)
Drain Current=1/2*Process Transconductance Parameter in PMOS*Aspect Ratio*(Voltage between Gate and Source-modulus(Threshold Voltage))^2*(1+Voltage between Drain and Source/modulus(Early Voltage))
Drain Current=(Width of Junction*Inversion Layer Charge*Drift Velocity of Inversion)

Can the Drain Current in Triode Region of PMOS Transistor given Vsd be negative?

No, the Drain Current in Triode Region of PMOS Transistor given Vsd, measured in Electric Current cannot be negative.

Which unit is used to measure Drain Current in Triode Region of PMOS Transistor given Vsd?

Drain Current in Triode Region of PMOS Transistor given Vsd is usually measured using the Milliampere[mA] for Electric Current. Ampere[mA], Microampere[mA], Centiampere[mA] are the few other units in which Drain Current in Triode Region of PMOS Transistor given Vsd can be measured.

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Drain Current in Triode Region of PMOS Transistor given Vsd Formula

​GoDrain Current in Triode Region of PMOS Transistor Formula

​GoOverall Drain Current of PMOS Transistor Formula

Drain Current in Triode Region of PMOS Transistor given Vsd Example

Drain Current in Triode Region of PMOS Transistor given Vsd Solution

Drain Current in Triode Region of PMOS Transistor given Vsd Formula Elements

Other Formulas to find Drain Current

Other formulas in P Channel Enhancement category

How to Evaluate Drain Current in Triode Region of PMOS Transistor given Vsd?

FAQs on Drain Current in Triode Region of PMOS Transistor given Vsd

Variable Name

GoDrain Current in Triode Region of PMOS Transistor Formula

GoOverall Drain Current of PMOS Transistor Formula