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Input Voltage of Emitter Follower Formula

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Emitter voltage refers to the voltage applied to the emitter of a bipolar junction transistor or a field-effect transistor to control the flow of current between the collector and emitter terminals. Check FAQs

V e = V b - 0.7

V_e - Emitter Voltage?V_b - Base Voltage?

Input Voltage of Emitter Follower Example

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Here is how the Input Voltage of Emitter Follower equation looks like with Values.

Here is how the Input Voltage of Emitter Follower equation looks like with Units.

Here is how the Input Voltage of Emitter Follower equation looks like.

24.577 = 25.277 - 0.7

24.577V = 25.277V - 0.7

24.577 = 25.277 - 0.7

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Input Voltage of Emitter Follower Solution

Follow our step by step solution on how to calculate Input Voltage of Emitter Follower?

FIRST Step Consider the formula

V e = V b - 0.7

Next Step Substitute values of Variables

∴

V e = 25.277V - 0.7

Next Step Prepare to Evaluate

∴

V e = 25.277 - 0.7

LAST Step Evaluate

∴

V e = 24.577V

Input Voltage of Emitter Follower Formula Elements

Variables

Emitter Voltage

Emitter voltage refers to the voltage applied to the emitter of a bipolar junction transistor or a field-effect transistor to control the flow of current between the collector and emitter terminals.

Symbol: V_e

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Emitter Voltage

Base Voltage

Base Voltage refers to the voltage applied to the base of a bipolar junction transistor to control the flow of current.

Symbol: V_b

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Base Voltage

Other formulas in Emitter Follower category

Go Drain Resistance of Cascode Amplifier

R d = (\frac{A vo}{{g mp}^{2} \cdot R out})

Go Equivalent Resistance of Cascode Amplifier

R dg = {(\frac{1}{R out1} + \frac{1}{R in})}^{- 1}

Go Open Circuit Bipolar Cascode Voltage Gain

A fo = - g mp \cdot (g ms \cdot R out) \cdot {(\frac{1}{R out1} + \frac{1}{R sm})}^{- 1}

Go Output voltage gain of MOS Cascode Amplifier

A vo = - {g mp}^{2} \cdot R out \cdot R d

How to Evaluate Input Voltage of Emitter Follower?

Input Voltage of Emitter Follower evaluator uses Emitter Voltage = Base Voltage-0.7 to evaluate the Emitter Voltage, The Input voltage of emitter follower formula is defined as voltage supplied to circuit, input voltage is supply voltage in system, Input voltage is referred to voltage needed to supply to system. Emitter Voltage is denoted by V_e symbol.

How to evaluate Input Voltage of Emitter Follower using this online evaluator? To use this online evaluator for Input Voltage of Emitter Follower, enter Base Voltage (V_b) and hit the calculate button.

FAQs on Input Voltage of Emitter Follower

What is the formula to find Input Voltage of Emitter Follower?

The formula of Input Voltage of Emitter Follower is expressed as Emitter Voltage = Base Voltage-0.7. Here is an example- 24.577 = 25.277-0.7.

How to calculate Input Voltage of Emitter Follower?

With Base Voltage (V_b) we can find Input Voltage of Emitter Follower using the formula - Emitter Voltage = Base Voltage-0.7.

Can the Input Voltage of Emitter Follower be negative?

No, the Input Voltage of Emitter Follower, measured in Electric Potential cannot be negative.

Which unit is used to measure Input Voltage of Emitter Follower?

Input Voltage of Emitter Follower 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 of Emitter Follower can be measured.

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