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Drain Resistance of Low Noise Amplifier Formula

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Drain Resistance is the resistance between the drain of the transistor and the output of the amplifier. Check FAQs

R d = \frac{A v}{g m}

R_d - Drain Resistance?A_v - Voltage Gain?g_m - Transconductance?

Drain Resistance of Low Noise Amplifier Example

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Here is how the Drain Resistance of Low Noise Amplifier equation looks like with Values.

Here is how the Drain Resistance of Low Noise Amplifier equation looks like with Units.

Here is how the Drain Resistance of Low Noise Amplifier equation looks like.

3.6697 = \frac{8}{2.18}

3.6697Ω = \frac{8}{2.18S}

3.6697 = \frac{8}{2.18}

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Drain Resistance of Low Noise Amplifier Solution

Follow our step by step solution on how to calculate Drain Resistance of Low Noise Amplifier?

FIRST Step Consider the formula

R d = \frac{A v}{g m}

Next Step Substitute values of Variables

∴

R d = \frac{8}{2.18S}

Next Step Prepare to Evaluate

∴

R d = \frac{8}{2.18}

Next Step Evaluate

∴

R d = 3.6697247706422Ω

LAST Step Rounding Answer

∴

R d = 3.6697Ω

Drain Resistance of Low Noise Amplifier Formula Elements

Variables

Drain Resistance

Drain Resistance is the resistance between the drain of the transistor and the output of the amplifier.

Symbol: R_d

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Drain Resistance

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.

Symbol: A_v

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Voltage Gain

Transconductance

Transconductance is a measure of how much current the amplifier can produce for a given input voltage.

Symbol: g_m

Measurement: TransconductanceUnit: S

Note: Value should be greater than 0.

Formulas to find Transconductance

Other formulas in RF Microelectronics category

Go Return Loss of Low-Noise Amplifier

Γ = mod \underset{̲}{u} s {(\frac{Z in - R s}{Z in + R s})}^{2}

Go Voltage Gain of Low Noise Amplifier

A v = g m \cdot R d

Go Voltage Gain of Low Noise Amplifier given DC Voltage Drop

A v = 2 \cdot \frac{V rd}{V gs - V th}

Go Output Impedance of Low Noise Amplifier

R out = (\frac{1}{2}) \cdot (R f + R s)

How to Evaluate Drain Resistance of Low Noise Amplifier?

Drain Resistance of Low Noise Amplifier evaluator uses Drain Resistance = Voltage Gain/Transconductance to evaluate the Drain Resistance, The Drain Resistance of Low Noise Amplifier formula is defined as a measure of the resistance that the LNA presents to current flow at its drain terminal. Drain Resistance is denoted by R_d symbol.

How to evaluate Drain Resistance of Low Noise Amplifier using this online evaluator? To use this online evaluator for Drain Resistance of Low Noise Amplifier, enter Voltage Gain (A_v) & Transconductance (g_m) and hit the calculate button.

FAQs on Drain Resistance of Low Noise Amplifier

What is the formula to find Drain Resistance of Low Noise Amplifier?

The formula of Drain Resistance of Low Noise Amplifier is expressed as Drain Resistance = Voltage Gain/Transconductance. Here is an example- 3.755869 = 8/2.18.

How to calculate Drain Resistance of Low Noise Amplifier?

With Voltage Gain (A_v) & Transconductance (g_m) we can find Drain Resistance of Low Noise Amplifier using the formula - Drain Resistance = Voltage Gain/Transconductance.

Can the Drain Resistance of Low Noise Amplifier be negative?

No, the Drain Resistance of Low Noise Amplifier, measured in Electric Resistance cannot be negative.

Which unit is used to measure Drain Resistance of Low Noise Amplifier?

Drain Resistance of Low Noise Amplifier is usually measured using the Ohm[Ω] for Electric Resistance. Megohm[Ω], Microhm[Ω], Volt per Ampere[Ω] are the few other units in which Drain Resistance of Low Noise Amplifier can be measured.

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Drain Resistance of Low Noise Amplifier Formula

Drain Resistance of Low Noise Amplifier Example

Drain Resistance of Low Noise Amplifier Solution

Drain Resistance of Low Noise Amplifier Formula Elements

Other formulas in RF Microelectronics category

How to Evaluate Drain Resistance of Low Noise Amplifier?

FAQs on Drain Resistance of Low Noise Amplifier

Variable Name