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Saturation Voltage of MOSFET Formula

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Drain and source saturation voltage is the voltage at which the FET can no longer operate as an amplifier, and its output voltage becomes fixed at a maximum value. Check FAQs

V ds(s) = V gs - V th

V_ds(s) - Drain and Source Saturation Voltage?V_gs - Gate-Source Voltage?V_th - Threshold Voltage?

Saturation Voltage of MOSFET Example

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Here is how the Saturation Voltage of MOSFET equation looks like with Values.

Here is how the Saturation Voltage of MOSFET equation looks like with Units.

Here is how the Saturation Voltage of MOSFET equation looks like.

1.7 = 4 - 2.3

1.7V = 4V - 2.3V

1.7 = 4 - 2.3

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Saturation Voltage of MOSFET Solution

Follow our step by step solution on how to calculate Saturation Voltage of MOSFET?

FIRST Step Consider the formula

V ds(s) = V gs - V th

Next Step Substitute values of Variables

∴

V ds(s) = 4V - 2.3V

Next Step Prepare to Evaluate

∴

V ds(s) = 4 - 2.3

LAST Step Evaluate

∴

V ds(s) = 1.7V

Saturation Voltage of MOSFET Formula Elements

Variables

Drain and Source Saturation Voltage

Drain and source saturation voltage is the voltage at which the FET can no longer operate as an amplifier, and its output voltage becomes fixed at a maximum value.

Symbol: V_ds(s)

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Drain and Source Saturation Voltage

Gate-Source Voltage

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.

Symbol: V_gs

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Gate-Source Voltage

Threshold Voltage

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.

Symbol: V_th

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Threshold Voltage

Other formulas in Voltage category

Go Maximum Voltage Gain at Bias Point

A vm = 2 \cdot \frac{V dd - V eff}{V eff}

Go Maximum Voltage Gain given all Voltages

A vm = \frac{V dd - 0.3}{V t}

Go Voltage Gain given Drain Voltage

A v = \frac{i d \cdot R L \cdot 2}{V eff}

Go Voltage Gain given Load Resistance of MOSFET

A v = g m \cdot \frac{\frac{1}{\frac{1}{R L} + \frac{1}{R out}}}{1 + g m \cdot R s}

How to Evaluate Saturation Voltage of MOSFET?

Saturation Voltage of MOSFET evaluator uses Drain and Source Saturation Voltage = Gate-Source Voltage-Threshold Voltage to evaluate the Drain and Source Saturation Voltage, The Saturation voltage of MOSFET is equal to the effective voltage or overdrive voltage of MOSFET. It is also equal to the difference of voltage across the oxide and threshold voltage. Drain and Source Saturation Voltage is denoted by V_ds(s) symbol.

How to evaluate Saturation Voltage of MOSFET using this online evaluator? To use this online evaluator for Saturation Voltage of MOSFET, enter Gate-Source Voltage (V_gs) & Threshold Voltage (V_th) and hit the calculate button.

FAQs on Saturation Voltage of MOSFET

What is the formula to find Saturation Voltage of MOSFET?

The formula of Saturation Voltage of MOSFET is expressed as Drain and Source Saturation Voltage = Gate-Source Voltage-Threshold Voltage. Here is an example- 1.7 = 4-2.3.

How to calculate Saturation Voltage of MOSFET?

With Gate-Source Voltage (V_gs) & Threshold Voltage (V_th) we can find Saturation Voltage of MOSFET using the formula - Drain and Source Saturation Voltage = Gate-Source Voltage-Threshold Voltage.

Can the Saturation Voltage of MOSFET be negative?

No, the Saturation Voltage of MOSFET, measured in Electric Potential cannot be negative.

Which unit is used to measure Saturation Voltage of MOSFET?

Saturation Voltage of MOSFET is usually measured using the Volt[V] for Electric Potential. Millivolt[V], Microvolt[V], Nanovolt[V] are the few other units in which Saturation Voltage of MOSFET can be measured.

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Saturation Voltage of MOSFET Formula

Saturation Voltage of MOSFET Example

Saturation Voltage of MOSFET Solution

Saturation Voltage of MOSFET Formula Elements

Other formulas in Voltage category

How to Evaluate Saturation Voltage of MOSFET?

FAQs on Saturation Voltage of MOSFET

Variable Name