Equivalent Resistance of Cascode Amplifier Calculator

✖The finite output resistance of transistor 1 is a measure of how much the transistor's output impedance varies with changes in the output voltage.ⓘ Finite Output Resistance of Transistor 1 [R_out1]			+10% -10%
✖Input resistance 2 is the opposition that an electrical component or circuit presents to the flow of electrical current when a voltage is applied to it.ⓘ Input Resistance [R_in]			+10% -10%

✖Resistance between Drain and Ground is the resistance that is from drain terminal of first transistor and ground .ⓘ Equivalent Resistance of Cascode Amplifier [R_dg]

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Equivalent Resistance of Cascode Amplifier Solution

STEP 0: Pre-Calculation Summary

Formula Used

Resistance between Drain and Ground = (1/Finite Output Resistance of Transistor 1+1/Input Resistance)^-1
R_dg = (1/R_out1+1/R_in)^-1
This formula uses 3 Variables

Variables Used

Resistance between Drain and Ground - (Measured in Ohm) - Resistance between Drain and Ground is the resistance that is from drain terminal of first transistor and ground .
Finite Output Resistance of Transistor 1 - (Measured in Ohm) - The finite output resistance of transistor 1 is a measure of how much the transistor's output impedance varies with changes in the output voltage.
Input Resistance - (Measured in Ohm) - Input resistance 2 is the opposition that an electrical component or circuit presents to the flow of electrical current when a voltage is applied to it.

STEP 1: Convert Input(s) to Base Unit

Finite Output Resistance of Transistor 1: 1.201 Kilohm --> 1201 Ohm (Check conversion here)
Input Resistance: 0.301 Kilohm --> 301 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

R_dg = (1/R_out1+1/R_in)^-1 --> (1/1201+1/301)^-1

Evaluating ... ...

R_dg = 240.679760319574

STEP 3: Convert Result to Output's Unit

240.679760319574 Ohm -->0.240679760319574 Kilohm (Check conversion here)

FINAL ANSWER

0.240679760319574 ≈ 0.24068 Kilohm <-- Resistance between Drain and Ground

(Calculation completed in 00.007 seconds)

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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National Institute Of Technology (NIT), Hamirpur

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< Cascode Ampifier Calculators

Open Circuit Bipolar Cascode Voltage Gain

LaTeX Go Bipolar Cascode Voltage Gain = -MOSFET Primary Transconductance*(MOSFET Secondary Transconductance*Finite Output Resistance)*(1/Finite Output Resistance of Transistor 1+1/Small Signal Input Resistance)^-1

Drain Resistance of Cascode Amplifier

LaTeX Go Drain Resistance = (Output Voltage Gain/(MOSFET Primary Transconductance^2*Finite Output Resistance))

Output voltage gain of MOS Cascode Amplifier

LaTeX Go Output Voltage Gain = -MOSFET Primary Transconductance^2*Finite Output Resistance*Drain Resistance

Negative Voltage Gain of Cascode Amplifier

LaTeX Go Negative Voltage Gain = -(MOSFET Primary Transconductance*Resistance between Drain and Ground)

< Multi Stage Transistor Amplifiers Calculators

Open Circuit Bipolar Cascode Voltage Gain

Drain Resistance of Cascode Amplifier

LaTeX Go Drain Resistance = (Output Voltage Gain/(MOSFET Primary Transconductance^2*Finite Output Resistance))

Output voltage gain of MOS Cascode Amplifier

LaTeX Go Output Voltage Gain = -MOSFET Primary Transconductance^2*Finite Output Resistance*Drain Resistance

Equivalent Resistance of Cascode Amplifier

LaTeX Go Resistance between Drain and Ground = (1/Finite Output Resistance of Transistor 1+1/Input Resistance)^-1

Equivalent Resistance of Cascode Amplifier Formula

LaTeX Go

Resistance between Drain and Ground = (1/Finite Output Resistance of Transistor 1+1/Input Resistance)^-1
R_dg = (1/R_out1+1/R_in)^-1

What are the applications of cascode amplifier?

The cascode amplifier is used to enhance the performance of an analog circuit. The utilization of cascode is a common method that can be used in the applications of transistors as well as vacuum tubes.

How to Calculate Equivalent Resistance of Cascode Amplifier?

Equivalent Resistance of Cascode Amplifier calculator uses Resistance between Drain and Ground = (1/Finite Output Resistance of Transistor 1+1/Input Resistance)^-1 to calculate the Resistance between Drain and Ground, The equivalent resistance of cascode amplifier refers to the input resistance that an external source sees when connected to the input terminals of the cascode amplifier. Resistance between Drain and Ground is denoted by R_dg symbol.

How to calculate Equivalent Resistance of Cascode Amplifier using this online calculator? To use this online calculator for Equivalent Resistance of Cascode Amplifier, enter Finite Output Resistance of Transistor 1 (R_out1) & Input Resistance (R_in) and hit the calculate button. Here is how the Equivalent Resistance of Cascode Amplifier calculation can be explained with given input values -> 0.000137 = (1/1201+1/301)^-1.

FAQ

What is Equivalent Resistance of Cascode Amplifier?

The equivalent resistance of cascode amplifier refers to the input resistance that an external source sees when connected to the input terminals of the cascode amplifier and is represented as R_dg = (1/R_out1+1/R_in)^-1 or Resistance between Drain and Ground = (1/Finite Output Resistance of Transistor 1+1/Input Resistance)^-1. The finite output resistance of transistor 1 is a measure of how much the transistor's output impedance varies with changes in the output voltage & Input resistance 2 is the opposition that an electrical component or circuit presents to the flow of electrical current when a voltage is applied to it.

How to calculate Equivalent Resistance of Cascode Amplifier?

The equivalent resistance of cascode amplifier refers to the input resistance that an external source sees when connected to the input terminals of the cascode amplifier is calculated using Resistance between Drain and Ground = (1/Finite Output Resistance of Transistor 1+1/Input Resistance)^-1. To calculate Equivalent Resistance of Cascode Amplifier, you need Finite Output Resistance of Transistor 1 (R_out1) & Input Resistance (R_in). With our tool, you need to enter the respective value for Finite Output Resistance of Transistor 1 & Input Resistance 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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