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Input Voltage in Transistor Formula

GoInput Voltage given Signal Voltage Formula

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Fundamental component voltage is the first harmonic of the voltage in the harmonic analysis of the square wave of voltage in an inverter based circuit. Check FAQs

V fc = R d \cdot i d - V d

V_fc - Fundamental Component Voltage?R_d - Drain Resistance?i_d - Drain Current?V_d - Total Instantaneous Drain Voltage?

Input Voltage in Transistor Example

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Here is how the Input Voltage in Transistor equation looks like with Values.

Here is how the Input Voltage in Transistor equation looks like with Units.

Here is how the Input Voltage in Transistor equation looks like.

5.016 = 0.36 \cdot 17.5 - 1.284

5.016V = 0.36kΩ \cdot 17.5mA - 1.284V

5.016 = 0.36 \cdot 17.5 - 1.284

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Input Voltage in Transistor Solution

Follow our step by step solution on how to calculate Input Voltage in Transistor?

FIRST Step Consider the formula

V fc = R d \cdot i d - V d

Next Step Substitute values of Variables

∴

V fc = 0.36kΩ \cdot 17.5mA - 1.284V

Next Step Convert Units

∴

V fc = 360Ω \cdot 0.0175A - 1.284V

Next Step Prepare to Evaluate

∴

V fc = 360 \cdot 0.0175 - 1.284

LAST Step Evaluate

∴

V fc = 5.016V

Input Voltage in Transistor Formula Elements

Variables

Fundamental Component Voltage

Fundamental component voltage is the first harmonic of the voltage in the harmonic analysis of the square wave of voltage in an inverter based circuit.

Symbol: V_fc

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Fundamental Component Voltage

Drain Resistance

Drain resistance is the ratio of change in drain to source voltage to corresponding change in drain current for a constant gate to source voltage.

Symbol: R_d

Measurement: Electric ResistanceUnit: kΩ

Note: Value should be greater than 0.

Formulas to find Drain Resistance

Drain Current

Drain current below threshold voltage is defined as the subthreshold current and varies exponentially with gate to source voltage.

Symbol: i_d

Measurement: Electric CurrentUnit: mA

Note: Value should be greater than 0.

Formulas to find Drain Current

Total Instantaneous Drain Voltage

The total instantaneous drain voltage is the voltage that falls across the gate-source terminal of the transistor.

Symbol: V_d

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Total Instantaneous Drain Voltage

Other Formulas to find Fundamental Component Voltage

Go Input Voltage given Signal Voltage

V fc = (\frac{R fi}{R fi + R sig}) \cdot V sig

Other formulas in Transistor Amplifier Characteristics category

Go Total Instantaneous Drain Voltage

V d = V fc - R d \cdot i d

Go Current Flowing through Induced Channel in Transistor given Oxide Voltage

i o = (μ e \cdot C ox \cdot (\frac{W c}{L}) \cdot (V ox - V t)) \cdot V ds

Go Current Entering Drain Terminal of MOSFET at Saturation

i ds = \frac{1}{2} \cdot k' n \cdot (\frac{W c}{L}) \cdot {(V ov)}^{2}

Go Test Current of Transistor Amplifier

i x = \frac{V x}{R in}

How to Evaluate Input Voltage in Transistor?

Input Voltage in Transistor evaluator uses Fundamental Component Voltage = Drain Resistance*Drain Current-Total Instantaneous Drain Voltage to evaluate the Fundamental Component Voltage, Input Voltage in Transistor refers to the minimum voltage required to turn on the transistor and conduct current. Fundamental Component Voltage is denoted by V_fc symbol.

How to evaluate Input Voltage in Transistor using this online evaluator? To use this online evaluator for Input Voltage in Transistor, enter Drain Resistance (R_d), Drain Current (i_d) & Total Instantaneous Drain Voltage (V_d) and hit the calculate button.

FAQs on Input Voltage in Transistor

What is the formula to find Input Voltage in Transistor?

The formula of Input Voltage in Transistor is expressed as Fundamental Component Voltage = Drain Resistance*Drain Current-Total Instantaneous Drain Voltage. Here is an example- 5.00025 = 360*0.0175-1.284.

How to calculate Input Voltage in Transistor?

With Drain Resistance (R_d), Drain Current (i_d) & Total Instantaneous Drain Voltage (V_d) we can find Input Voltage in Transistor using the formula - Fundamental Component Voltage = Drain Resistance*Drain Current-Total Instantaneous Drain Voltage.

What are the other ways to Calculate Fundamental Component Voltage?

Here are the different ways to Calculate Fundamental Component Voltage-

Fundamental Component Voltage=(Finite Input Resistance/(Finite Input Resistance+Signal Resistance))*Small Signal Voltage

Can the Input Voltage in Transistor be negative?

No, the Input Voltage in Transistor, measured in Electric Potential cannot be negative.

Which unit is used to measure Input Voltage in Transistor?

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

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Input Voltage in Transistor Formula

​GoInput Voltage given Signal Voltage Formula

Input Voltage in Transistor Example

Input Voltage in Transistor Solution

Input Voltage in Transistor Formula Elements

Other Formulas to find Fundamental Component Voltage

Other formulas in Transistor Amplifier Characteristics category

How to Evaluate Input Voltage in Transistor?

FAQs on Input Voltage in Transistor

Variable Name

GoInput Voltage given Signal Voltage Formula