Differential Voltage in Amplifier Calculator

✖Output Voltage refers to the voltage at the output or load terminal.ⓘ Output Voltage [V_o]			+10% -10%
✖Resistance 4 is a measure of the opposition to current flow in an electrical circuit.ⓘ Resistance 4 [R₄]			+10% -10%
✖Resistance 3 is a measure of the opposition to current flow in an electrical circuit.ⓘ Resistance 3 [R₃]			+10% -10%
✖Resistance 2 is a measure of the opposition to current flow in an electrical circuit.ⓘ Resistance 2 [R₂]			+10% -10%
✖Resistance 1 is a measure of the opposition to current flow in an electrical circuit.ⓘ Resistance 1 [R₁]			+10% -10%

✖Differential Input Signal is simply the difference between the two input signals V1 and V2.ⓘ Differential Voltage in Amplifier [V_id]

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Formula

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Differential Voltage in Amplifier

Formula

`"V"_{"id"} = "V"_{"o"}/(("R"_{"4"}/"R"_{"3"})*(1+("R"_{"2"})/"R"_{"1"}))`

Example

`"12V"="13.6V"/(("7kΩ"/"10.5kΩ")*(1+("8.75kΩ")/"12.5kΩ"))`

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Differential Voltage in Amplifier Solution

STEP 0: Pre-Calculation Summary

Formula Used

Differential Input Signal = Output Voltage/((Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1))
V_id = V_o/((R₄/R₃)*(1+(R₂)/R₁))
This formula uses 6 Variables

Variables Used

Differential Input Signal - (Measured in Volt) - Differential Input Signal is simply the difference between the two input signals V1 and V2.
Output Voltage - (Measured in Volt) - Output Voltage refers to the voltage at the output or load terminal.
Resistance 4 - (Measured in Ohm) - Resistance 4 is a measure of the opposition to current flow in an electrical circuit.
Resistance 3 - (Measured in Ohm) - Resistance 3 is a measure of the opposition to current flow in an electrical circuit.
Resistance 2 - (Measured in Ohm) - Resistance 2 is a measure of the opposition to current flow in an electrical circuit.
Resistance 1 - (Measured in Ohm) - Resistance 1 is a measure of the opposition to current flow in an electrical circuit.

STEP 1: Convert Input(s) to Base Unit

Output Voltage: 13.6 Volt --> 13.6 Volt No Conversion Required
Resistance 4: 7 Kilohm --> 7000 Ohm (Check conversion here)
Resistance 3: 10.5 Kilohm --> 10500 Ohm (Check conversion here)
Resistance 2: 8.75 Kilohm --> 8750 Ohm (Check conversion here)
Resistance 1: 12.5 Kilohm --> 12500 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

V_id = V_o/((R₄/R₃)*(1+(R₂)/R₁)) --> 13.6/((7000/10500)*(1+(8750)/12500))

Evaluating ... ...

V_id = 12

STEP 3: Convert Result to Output's Unit

12 Volt --> No Conversion Required

FINAL ANSWER

12 Volt <-- Differential Input Signal

(Calculation completed in 00.004 seconds)

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< 21 Amplifier Characteristics Calculators

Base Junction Width of Amplifier

Go Base Junction Width = (Base Emitter Area*[Charge-e]*Electron Diffusivity*Thermal Equilibrium Concentration)/Saturation Current

Saturation Current

Go Saturation Current = (Base Emitter Area*[Charge-e]*Electron Diffusivity*Thermal Equilibrium Concentration)/Base Junction Width

Differential Voltage in Amplifier

Go Differential Input Signal = Output Voltage/((Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1))

Output Voltage for Instrumentation Amplifier

Go Output Voltage = (Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1)*Differential Input Signal

Voltage Gain given Load Resistance

Go Voltage Gain = Common Base Current Gain*((1/(1/Load Resistance+1/Collector Resistance))/Emitter Resistance)

Load Power of Amplifier

Go Load Power = (Positive DC Voltage*Positive DC Current)+(Negative DC Voltage*Negative DC Current)

Signal Voltage of Amplifier

Go Signal Voltage = Input Voltage*((Input Resistance+Signal Resistance)/Input Resistance)

Input Voltage of Amplifier

Go Input Voltage = (Input Resistance/(Input Resistance+Signal Resistance))*Signal Voltage

Differential Gain of Instrumentation Amplifier

Go Differential Mode Gain = (Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1)

Load Resistance with respect to Transconductance

Go Load Resistance = -(Output Voltage Gain*(1/Transconductance+Series Resistor))

Output Voltage Gain given Transconductance

Go Output Voltage Gain = -(Load Resistance/(1/Transconductance+Series Resistor))

Open-Circuit Transresistance

Go Open Circuit Transresistance = Output Voltage/Input Current

Amplifier Power Efficiency

Go Power Efficiency Percentage = 100*(Load Power/Input Power)

Current Gain of Amplifier in Decibels

Go Current Gain in Decibels = 20*(log10(Current Gain))

Output Voltage of Amplifier

Go Output Voltage = Voltage Gain*Input Voltage

Current Gain of Amplifier

Go Current Gain = Output Current/Input Current

Voltage Gain of Amplifier

Go Voltage Gain = Output Voltage/Input Voltage

Input Voltage at Maximum Power Dissipation

Go Input Voltage = (Peak Voltage*pi)/2

Peak Voltage at Maximum Power Dissipation

Go Peak Voltage = (2*Input Voltage)/pi

Power Gain of Amplifier

Go Power Gain = Load Power/Input Power

Open Circuit Time Constant of Amplifier

Go Open Circuit Time Constant = 1/Pole Frequency

Differential Voltage in Amplifier Formula

Differential Input Signal = Output Voltage/((Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1))
V_id = V_o/((R₄/R₃)*(1+(R₂)/R₁))

What is the importance of differential voltage in amplifier?

The differential voltage in an amplifier refers to the voltage difference between the input and output signals. It is crucial in amplifiers that use differential input stages, as it allows for the separation of the desired signal from noise and interference.

How to Calculate Differential Voltage in Amplifier?

Differential Voltage in Amplifier calculator uses Differential Input Signal = Output Voltage/((Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1)) to calculate the Differential Input Signal, Differential Voltage in Amplifier refers to the difference in voltage between the input and output signals. This difference is critical in amplifying weak signals and producing a larger output voltage. Differential Input Signal is denoted by V_id symbol.

How to calculate Differential Voltage in Amplifier using this online calculator? To use this online calculator for Differential Voltage in Amplifier, enter Output Voltage (V_o), Resistance 4 (R₄), Resistance 3 (R₃), Resistance 2 (R₂) & Resistance 1 (R₁) and hit the calculate button. Here is how the Differential Voltage in Amplifier calculation can be explained with given input values -> 12 = 13.6/((7000/10500)*(1+(8750)/12500)).

FAQ

What is Differential Voltage in Amplifier?

Differential Voltage in Amplifier refers to the difference in voltage between the input and output signals. This difference is critical in amplifying weak signals and producing a larger output voltage and is represented as V_id = V_o/((R₄/R₃)*(1+(R₂)/R₁)) or Differential Input Signal = Output Voltage/((Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1)). Output Voltage refers to the voltage at the output or load terminal, Resistance 4 is a measure of the opposition to current flow in an electrical circuit, Resistance 3 is a measure of the opposition to current flow in an electrical circuit, Resistance 2 is a measure of the opposition to current flow in an electrical circuit & Resistance 1 is a measure of the opposition to current flow in an electrical circuit.

How to calculate Differential Voltage in Amplifier?

Differential Voltage in Amplifier refers to the difference in voltage between the input and output signals. This difference is critical in amplifying weak signals and producing a larger output voltage is calculated using Differential Input Signal = Output Voltage/((Resistance 4/Resistance 3)*(1+(Resistance 2)/Resistance 1)). To calculate Differential Voltage in Amplifier, you need Output Voltage (V_o), Resistance 4 (R₄), Resistance 3 (R₃), Resistance 2 (R₂) & Resistance 1 (R₁). With our tool, you need to enter the respective value for Output Voltage, Resistance 4, Resistance 3, Resistance 2 & Resistance 1 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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