Voltage Gain of Amplifier with Current-Source Load Calculator

✖Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage.ⓘ Transconductance [g_m]			+10% -10%
✖Finite Output Resistance 1 is the calculated output resistance for the resistor 2 in CS amplifier.ⓘ Finite Output Resistance 1 [R_f2]			+10% -10%
✖Finite Output Resistance 2 is the calculated output resistance for the resistor 2 in CS amplifier.ⓘ Finite Output Resistance 2 [R_o2]			+10% -10%

✖Voltage gain of amplifier is the ratio of the output voltage of the amplifier to the input voltage. It is the measure of the degree of amplification of the amplifier.ⓘ Voltage Gain of Amplifier with Current-Source Load [A_v]

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Voltage Gain of Amplifier with Current-Source Load Solution

STEP 0: Pre-Calculation Summary

Formula Used

Voltage Gain of Amplifier = -Transconductance*(1/Finite Output Resistance 1+1/Finite Output Resistance 2)
A_v = -g_m*(1/R_f2+1/R_o2)
This formula uses 4 Variables

Variables Used

Voltage Gain of Amplifier - Voltage gain of amplifier is the ratio of the output voltage of the amplifier to the input voltage. It is the measure of the degree of amplification of the amplifier.
Transconductance - (Measured in Siemens) - Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage.
Finite Output Resistance 1 - (Measured in Ohm) - Finite Output Resistance 1 is the calculated output resistance for the resistor 2 in CS amplifier.
Finite Output Resistance 2 - (Measured in Ohm) - Finite Output Resistance 2 is the calculated output resistance for the resistor 2 in CS amplifier.

STEP 1: Convert Input(s) to Base Unit

Transconductance: 0.25 Siemens --> 0.25 Siemens No Conversion Required
Finite Output Resistance 1: 23 Ohm --> 23 Ohm No Conversion Required
Finite Output Resistance 2: 25 Ohm --> 25 Ohm No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

A_v = -g_m*(1/R_f2+1/R_o2) --> -0.25*(1/23+1/25)

Evaluating ... ...

A_v = -0.0208695652173913

STEP 3: Convert Result to Output's Unit

-0.0208695652173913 --> No Conversion Required

FINAL ANSWER

-0.0208695652173913 ≈ -0.02087 <-- Voltage Gain of Amplifier

(Calculation completed in 00.004 seconds)

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Birsa Institute of Technology (BIT), Sindri

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Voltage Gain of Amplifier with Current-Source Load Formula

LaTeX Go

Voltage Gain of Amplifier = -Transconductance*(1/Finite Output Resistance 1+1/Finite Output Resistance 2)
A_v = -g_m*(1/R_f2+1/R_o2)

Which amplifier has highest voltage gain?

The power gain is highest in Common emitter: This transistor configuration is probably the most widely used. The circuit provides medium input and output impedance levels. Both current and voltage gain can be described as medium, but the output is the inverse of the input, i.e. 180° phase change.

How to Calculate Voltage Gain of Amplifier with Current-Source Load?

Voltage Gain of Amplifier with Current-Source Load calculator uses Voltage Gain of Amplifier = -Transconductance*(1/Finite Output Resistance 1+1/Finite Output Resistance 2) to calculate the Voltage Gain of Amplifier, The voltage gain of amplifier with current-source load formula is defined as measure of how much amplifier “amplifies” input signal. Voltage Gain of Amplifier is denoted by A_v symbol.

How to calculate Voltage Gain of Amplifier with Current-Source Load using this online calculator? To use this online calculator for Voltage Gain of Amplifier with Current-Source Load, enter Transconductance (g_m), Finite Output Resistance 1 (R_f2) & Finite Output Resistance 2 (R_o2) and hit the calculate button. Here is how the Voltage Gain of Amplifier with Current-Source Load calculation can be explained with given input values -> -0.02087 = -0.25*(1/23+1/25).

FAQ

What is Voltage Gain of Amplifier with Current-Source Load?

The voltage gain of amplifier with current-source load formula is defined as measure of how much amplifier “amplifies” input signal and is represented as A_v = -g_m*(1/R_f2+1/R_o2) or Voltage Gain of Amplifier = -Transconductance*(1/Finite Output Resistance 1+1/Finite Output Resistance 2). Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage, Finite Output Resistance 1 is the calculated output resistance for the resistor 2 in CS amplifier & Finite Output Resistance 2 is the calculated output resistance for the resistor 2 in CS amplifier.

How to calculate Voltage Gain of Amplifier with Current-Source Load?

The voltage gain of amplifier with current-source load formula is defined as measure of how much amplifier “amplifies” input signal is calculated using Voltage Gain of Amplifier = -Transconductance*(1/Finite Output Resistance 1+1/Finite Output Resistance 2). To calculate Voltage Gain of Amplifier with Current-Source Load, you need Transconductance (g_m), Finite Output Resistance 1 (R_f2) & Finite Output Resistance 2 (R_o2). With our tool, you need to enter the respective value for Transconductance, Finite Output Resistance 1 & Finite Output Resistance 2 and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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