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Output Resistance of Transistor at Intrinsic Gain Formula

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The finite output resistance is a measure of how much the transistor's output impedance varies with changes in the output voltage. Check FAQs

R out = \frac{V a'}{i c}

R_out - Finite Output Resistance?V_a' - Early Voltage?i_c - Collector Current?

Output Resistance of Transistor at Intrinsic Gain Example

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Here is how the Output Resistance of Transistor at Intrinsic Gain equation looks like with Values.

Here is how the Output Resistance of Transistor at Intrinsic Gain equation looks like with Units.

Here is how the Output Resistance of Transistor at Intrinsic Gain equation looks like.

0.3505 = \frac{13.85}{39.52}

0.3505kΩ = \frac{13.85V/m}{39.52mA}

0.3505 = \frac{13.85}{39.52}

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Output Resistance of Transistor at Intrinsic Gain Solution

Follow our step by step solution on how to calculate Output Resistance of Transistor at Intrinsic Gain?

FIRST Step Consider the formula

R out = \frac{V a'}{i c}

Next Step Substitute values of Variables

∴

R out = \frac{13.85V/m}{39.52mA}

Next Step Convert Units

∴

R out = \frac{13.85V/m}{0.0395A}

Next Step Prepare to Evaluate

∴

R out = \frac{13.85}{0.0395}

Next Step Evaluate

∴

R out = 350.455465587045Ω

Next Step Convert to Output's Unit

∴

R out = 0.350455465587045kΩ

LAST Step Rounding Answer

∴

R out = 0.3505kΩ

Output Resistance of Transistor at Intrinsic Gain Formula Elements

Variables

Finite Output Resistance

The finite output resistance is a measure of how much the transistor's output impedance varies with changes in the output voltage.

Symbol: R_out

Measurement: Electric ResistanceUnit: kΩ

Note: Value should be greater than 0.

Formulas to find Finite Output Resistance

Early Voltage

Early voltage is entirely process-technology dependent, with the dimensions of volts per micron.Typically, V; falls in the range of 5 V/μm to 50 V/μm.

Symbol: V_a'

Measurement: Electric Field StrengthUnit: V/m

Note: Value should be greater than 0.

Formulas to find Early Voltage

Collector Current

Collector current is an amplified output current of a bipolar junction transistor.

Symbol: i_c

Measurement: Electric CurrentUnit: mA

Note: Value should be greater than 0.

Formulas to find Collector Current

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 Output Resistance of Transistor at Intrinsic Gain?

Output Resistance of Transistor at Intrinsic Gain evaluator uses Finite Output Resistance = Early Voltage/Collector Current to evaluate the Finite Output Resistance, The output resistance of transistor at intrinsic gain formula is defined as ratio of test voltage to drawn Current . Finite Output Resistance is denoted by R_out symbol.

How to evaluate Output Resistance of Transistor at Intrinsic Gain using this online evaluator? To use this online evaluator for Output Resistance of Transistor at Intrinsic Gain, enter Early Voltage (V_a') & Collector Current (i_c) and hit the calculate button.

FAQs on Output Resistance of Transistor at Intrinsic Gain

What is the formula to find Output Resistance of Transistor at Intrinsic Gain?

The formula of Output Resistance of Transistor at Intrinsic Gain is expressed as Finite Output Resistance = Early Voltage/Collector Current. Here is an example- 0.000354 = 13.85/0.03952.

How to calculate Output Resistance of Transistor at Intrinsic Gain?

With Early Voltage (V_a') & Collector Current (i_c) we can find Output Resistance of Transistor at Intrinsic Gain using the formula - Finite Output Resistance = Early Voltage/Collector Current.

Can the Output Resistance of Transistor at Intrinsic Gain be negative?

No, the Output Resistance of Transistor at Intrinsic Gain, measured in Electric Resistance cannot be negative.

Which unit is used to measure Output Resistance of Transistor at Intrinsic Gain?

Output Resistance of Transistor at Intrinsic Gain is usually measured using the Kilohm[kΩ] for Electric Resistance. Ohm[kΩ], Megohm[kΩ], Microhm[kΩ] are the few other units in which Output Resistance of Transistor at Intrinsic Gain can be measured.

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Output Resistance of Transistor at Intrinsic Gain Formula

Output Resistance of Transistor at Intrinsic Gain Example

Output Resistance of Transistor at Intrinsic Gain Solution

Output Resistance of Transistor at Intrinsic Gain Formula Elements

Other formulas in Emitter Follower category

How to Evaluate Output Resistance of Transistor at Intrinsic Gain?

FAQs on Output Resistance of Transistor at Intrinsic Gain

Variable Name