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Voltage Gain of Low Noise Amplifier Calculator

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✖Transconductance is a measure of how much current the amplifier can produce for a given input voltage.ⓘ Transconductance [g_m]			+10% -10%
✖Drain Resistance is the resistance between the drain of the transistor and the output of the amplifier.ⓘ Drain Resistance [R_d]			+10% -10%

✖Voltage Gain s a crucial parameter for low-noise amplifiers as it determines the amplifier's ability to amplify weak signals while minimizing noise.ⓘ Voltage Gain of Low Noise Amplifier [A_v]

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Voltage Gain of Low Noise Amplifier Solution

STEP 0: Pre-Calculation Summary

Formula Used

Voltage Gain = Transconductance*Drain Resistance
A_v = g_m*R_d
This formula uses 3 Variables

Variables Used

Voltage Gain - Voltage Gain s a crucial parameter for low-noise amplifiers as it determines the amplifier's ability to amplify weak signals while minimizing noise.
Transconductance - (Measured in Siemens) - Transconductance is a measure of how much current the amplifier can produce for a given input voltage.
Drain Resistance - (Measured in Ohm) - Drain Resistance is the resistance between the drain of the transistor and the output of the amplifier.

STEP 1: Convert Input(s) to Base Unit

Transconductance: 2.18 Siemens --> 2.18 Siemens No Conversion Required
Drain Resistance: 3.6 Ohm --> 3.6 Ohm No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

A_v = g_m*R_d --> 2.18*3.6

Evaluating ... ...

A_v = 7.848

STEP 3: Convert Result to Output's Unit

7.848 --> No Conversion Required

FINAL ANSWER

7.848 <-- Voltage Gain

(Calculation completed in 00.004 seconds)

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Return Loss of Low-Noise Amplifier

LaTeX Go Return Loss = modulus((Input Impedance-Source Impedance)/(Input Impedance+Source Impedance))^2

Voltage Gain of Low Noise Amplifier given DC Voltage Drop

LaTeX Go Voltage Gain = 2*DC Voltage Drop/(Gate to Source Voltage-Threshold Voltage)

Output Impedance of Low Noise Amplifier

LaTeX Go Output Impedance = (1/2)*(Feedback Resistance+Source Impedance)

Voltage Gain of Low Noise Amplifier

LaTeX Go Voltage Gain = Transconductance*Drain Resistance

Voltage Gain of Low Noise Amplifier Formula

LaTeX Go

Voltage Gain = Transconductance*Drain Resistance
A_v = g_m*R_d

What factors affect the voltage gain of an LNA?

Transconductance : Transconductance is a measure of an amplifier's ability to convert input voltage to output current. A higher transconductance generally leads to higher voltage gain.
Drain resistance : Drain resistance is the resistance between the drain of the transistor and the output of the amplifier. A higher drain resistance also contributes to higher voltage gain.

How to Calculate Voltage Gain of Low Noise Amplifier?

Voltage Gain of Low Noise Amplifier calculator uses Voltage Gain = Transconductance*Drain Resistance to calculate the Voltage Gain, The Voltage Gain of Low Noise Amplifier formula is defined as a measure of how much the amplifier can amplify a signal. It is typically expressed in decibels (dB). The absolute value notation is used because the voltage gain can be either positive or negative. Voltage Gain is denoted by A_v symbol.

How to calculate Voltage Gain of Low Noise Amplifier using this online calculator? To use this online calculator for Voltage Gain of Low Noise Amplifier, enter Transconductance (g_m) & Drain Resistance (R_d) and hit the calculate button. Here is how the Voltage Gain of Low Noise Amplifier calculation can be explained with given input values -> 7.668 = 2.18*3.6.

FAQ

What is Voltage Gain of Low Noise Amplifier?

The Voltage Gain of Low Noise Amplifier formula is defined as a measure of how much the amplifier can amplify a signal. It is typically expressed in decibels (dB). The absolute value notation is used because the voltage gain can be either positive or negative and is represented as A_v = g_m*R_d or Voltage Gain = Transconductance*Drain Resistance. Transconductance is a measure of how much current the amplifier can produce for a given input voltage & Drain Resistance is the resistance between the drain of the transistor and the output of the amplifier.

How to calculate Voltage Gain of Low Noise Amplifier?

The Voltage Gain of Low Noise Amplifier formula is defined as a measure of how much the amplifier can amplify a signal. It is typically expressed in decibels (dB). The absolute value notation is used because the voltage gain can be either positive or negative is calculated using Voltage Gain = Transconductance*Drain Resistance. To calculate Voltage Gain of Low Noise Amplifier, you need Transconductance (g_m) & Drain Resistance (R_d). With our tool, you need to enter the respective value for Transconductance & Drain Resistance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Voltage Gain?

In this formula, Voltage Gain uses Transconductance & Drain Resistance. We can use 1 other way(s) to calculate the same, which is/are as follows -

Voltage Gain = 2*DC Voltage Drop/(Gate to Source Voltage-Threshold Voltage)

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