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Total Emitter Resistance of Emitter Follower Formula

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Emitter Resistance is a dynamic resistance of the emitter-base junction diode of a transistor. Check FAQs

R e = \frac{R b}{h fc}

R_e - Emitter Resistance?R_b - Base Resistance?h_fc - High Frequency Constant?

Total Emitter Resistance of Emitter Follower Example

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Here is how the Total Emitter Resistance of Emitter Follower equation looks like with Values.

Here is how the Total Emitter Resistance of Emitter Follower equation looks like with Units.

Here is how the Total Emitter Resistance of Emitter Follower equation looks like.

0.0718 = \frac{1.213}{16.89}

0.0718kΩ = \frac{1.213kΩ}{16.89}

0.0718 = \frac{1.213}{16.89}

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Total Emitter Resistance of Emitter Follower Solution

Follow our step by step solution on how to calculate Total Emitter Resistance of Emitter Follower?

FIRST Step Consider the formula

R e = \frac{R b}{h fc}

Next Step Substitute values of Variables

∴

R e = \frac{1.213kΩ}{16.89}

Next Step Convert Units

∴

R e = \frac{1213Ω}{16.89}

Next Step Prepare to Evaluate

∴

R e = \frac{1213}{16.89}

Next Step Evaluate

∴

R e = 71.8176435760805Ω

Next Step Convert to Output's Unit

∴

R e = 0.0718176435760805kΩ

LAST Step Rounding Answer

∴

R e = 0.0718kΩ

Total Emitter Resistance of Emitter Follower Formula Elements

Variables

Emitter Resistance

Emitter Resistance is a dynamic resistance of the emitter-base junction diode of a transistor.

Symbol: R_e

Measurement: Electric ResistanceUnit: kΩ

Note: Value should be greater than 0.

Formulas to find Emitter Resistance

Base Resistance

Base resistance is a measure of the opposition to current flow in an electrical circuit.

Symbol: R_b

Measurement: Electric ResistanceUnit: kΩ

Note: Value should be greater than 0.

Formulas to find Base Resistance

High Frequency Constant

High Frequency Constant refers to a fixed resistance value that is used to define the input impedance of the amplifier.

Symbol: h_fc

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find High Frequency Constant

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 Total Emitter Resistance of Emitter Follower?

Total Emitter Resistance of Emitter Follower evaluator uses Emitter Resistance = Base Resistance/High Frequency Constant to evaluate the Emitter Resistance, Total Emitter Resistance of Emitter Follower refers to the opposition to current flow in an active device, such as a transistor, when it is in the emitter region. Emitter Resistance is denoted by R_e symbol.

How to evaluate Total Emitter Resistance of Emitter Follower using this online evaluator? To use this online evaluator for Total Emitter Resistance of Emitter Follower, enter Base Resistance (R_b) & High Frequency Constant (h_fc) and hit the calculate button.

FAQs on Total Emitter Resistance of Emitter Follower

What is the formula to find Total Emitter Resistance of Emitter Follower?

The formula of Total Emitter Resistance of Emitter Follower is expressed as Emitter Resistance = Base Resistance/High Frequency Constant. Here is an example- 7.2E-5 = 1213/16.89.

How to calculate Total Emitter Resistance of Emitter Follower?

With Base Resistance (R_b) & High Frequency Constant (h_fc) we can find Total Emitter Resistance of Emitter Follower using the formula - Emitter Resistance = Base Resistance/High Frequency Constant.

Can the Total Emitter Resistance of Emitter Follower be negative?

No, the Total Emitter Resistance of Emitter Follower, measured in Electric Resistance cannot be negative.

Which unit is used to measure Total Emitter Resistance of Emitter Follower?

Total Emitter Resistance of Emitter Follower is usually measured using the Kilohm[kΩ] for Electric Resistance. Ohm[kΩ], Megohm[kΩ], Microhm[kΩ] are the few other units in which Total Emitter Resistance of Emitter Follower can be measured.

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Total Emitter Resistance of Emitter Follower Formula

Total Emitter Resistance of Emitter Follower Example

Total Emitter Resistance of Emitter Follower Solution

Total Emitter Resistance of Emitter Follower Formula Elements

Other formulas in Emitter Follower category

How to Evaluate Total Emitter Resistance of Emitter Follower?

FAQs on Total Emitter Resistance of Emitter Follower

Variable Name