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Output Resistance with Feedback of Feedback Transconductance Amplifier Formula

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Output Resistance of Current Amplifier with feedback is the resistance across the output terminals of a current amplifier. Check FAQs

R cof = (1 + A \cdot β) \cdot R o

R_cof - Output Resistance of Current Amplifier?A - Open Loop Gain of an Operational Amplifier?β - Feedback Factor?R_o - Output Resistance?

Output Resistance with Feedback of Feedback Transconductance Amplifier Example

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Here is how the Output Resistance with Feedback of Feedback Transconductance Amplifier equation looks like with Values.

Here is how the Output Resistance with Feedback of Feedback Transconductance Amplifier equation looks like with Units.

Here is how the Output Resistance with Feedback of Feedback Transconductance Amplifier equation looks like.

4.6572 = (1 + 2.2 \cdot 0.454) \cdot 2.33

4.6572kΩ = (1 + 2.2 \cdot 0.454) \cdot 2.33kΩ

4.6572 = (1 + 2.2 \cdot 0.454) \cdot 2.33

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Output Resistance with Feedback of Feedback Transconductance Amplifier Solution

Follow our step by step solution on how to calculate Output Resistance with Feedback of Feedback Transconductance Amplifier?

FIRST Step Consider the formula

R cof = (1 + A \cdot β) \cdot R o

Next Step Substitute values of Variables

∴

R cof = (1 + 2.2 \cdot 0.454) \cdot 2.33kΩ

Next Step Convert Units

∴

R cof = (1 + 2.2 \cdot 0.454) \cdot 2330Ω

Next Step Prepare to Evaluate

∴

R cof = (1 + 2.2 \cdot 0.454) \cdot 2330

Next Step Evaluate

∴

R cof = 4657.204Ω

Next Step Convert to Output's Unit

∴

R cof = 4.657204kΩ

LAST Step Rounding Answer

∴

R cof = 4.6572kΩ

Output Resistance with Feedback of Feedback Transconductance Amplifier Formula Elements

Variables

Output Resistance of Current Amplifier

Output Resistance of Current Amplifier with feedback is the resistance across the output terminals of a current amplifier.

Symbol: R_cof

Measurement: Electric ResistanceUnit: kΩ

Note: Value should be greater than 0.

Formulas to find Output Resistance of Current Amplifier

Open Loop Gain of an Operational Amplifier

The Open Loop Gain of an Operational Amplifier is gain of an op-amp without feedback. It is denoted as A.

Symbol: A

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Open Loop Gain of an Operational Amplifier

Feedback Factor

The feedback factor of an op-amp application defines the circuit performance.

Symbol: β

Measurement: NAUnit: Unitless

Note: Value should be less than 1.

Formulas to find Feedback Factor

Output Resistance

Output resistance is the value of resistance of the network.

Symbol: R_o

Measurement: Electric ResistanceUnit: kΩ

Note: Value should be greater than 0.

Formulas to find Output Resistance

Other formulas in Series Feedback Amplifiers category

Go Input Resistance with Feedback of Feedback Transconductance Amplifier (Series-Series)

R inf = (1 + A \cdot β) \cdot R in

Go Open Loop Gain of Feedback Transconductance Amplifier

A = \frac{i o}{V in}

How to Evaluate Output Resistance with Feedback of Feedback Transconductance Amplifier?

Output Resistance with Feedback of Feedback Transconductance Amplifier evaluator uses Output Resistance of Current Amplifier = (1+Open Loop Gain of an Operational Amplifier*Feedback Factor)*Output Resistance to evaluate the Output Resistance of Current Amplifier, Output Resistance with Feedback of Feedback Transconductance Amplifier formula is defined as the measure of the opposition to current flow (impedance), both static (resistance) and dynamic (reactance), into the load network being connected that is internal to the electrical source. Output Resistance of Current Amplifier is denoted by R_cof symbol.

How to evaluate Output Resistance with Feedback of Feedback Transconductance Amplifier using this online evaluator? To use this online evaluator for Output Resistance with Feedback of Feedback Transconductance Amplifier, enter Open Loop Gain of an Operational Amplifier (A), Feedback Factor (β) & Output Resistance (R_o) and hit the calculate button.

FAQs on Output Resistance with Feedback of Feedback Transconductance Amplifier

What is the formula to find Output Resistance with Feedback of Feedback Transconductance Amplifier?

The formula of Output Resistance with Feedback of Feedback Transconductance Amplifier is expressed as Output Resistance of Current Amplifier = (1+Open Loop Gain of an Operational Amplifier*Feedback Factor)*Output Resistance. Here is an example- 0.004657 = (1+2.2*0.454)*2330.

How to calculate Output Resistance with Feedback of Feedback Transconductance Amplifier?

With Open Loop Gain of an Operational Amplifier (A), Feedback Factor (β) & Output Resistance (R_o) we can find Output Resistance with Feedback of Feedback Transconductance Amplifier using the formula - Output Resistance of Current Amplifier = (1+Open Loop Gain of an Operational Amplifier*Feedback Factor)*Output Resistance.

Can the Output Resistance with Feedback of Feedback Transconductance Amplifier be negative?

No, the Output Resistance with Feedback of Feedback Transconductance Amplifier, measured in Electric Resistance cannot be negative.

Which unit is used to measure Output Resistance with Feedback of Feedback Transconductance Amplifier?

Output Resistance with Feedback of Feedback Transconductance Amplifier 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 with Feedback of Feedback Transconductance Amplifier can be measured.

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Output Resistance with Feedback of Feedback Transconductance Amplifier Formula

Output Resistance with Feedback of Feedback Transconductance Amplifier Example

Output Resistance with Feedback of Feedback Transconductance Amplifier Solution

Output Resistance with Feedback of Feedback Transconductance Amplifier Formula Elements

Other formulas in Series Feedback Amplifiers category

How to Evaluate Output Resistance with Feedback of Feedback Transconductance Amplifier?

FAQs on Output Resistance with Feedback of Feedback Transconductance Amplifier

Variable Name