Output Resistance of Current Source given Device Parameter Calculator

✖device parameter is the parameter used in calculation related to BJT.ⓘ Device Parameter [V_A]			+10% -10%
✖Drain Current below threshold voltage is defined as the subthreshold current and varies exponentially with gate to source voltage.ⓘ Drain Current [I_d]			+10% -10%

✖Output resistance is the value of resistance of the network.ⓘ Output Resistance of Current Source given Device Parameter [R_o]

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Formula

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Output Resistance of Current Source given Device Parameter

Formula

`"R"_{"o"} = "V"_{"A"}/"I"_{"d"}`

Example

`"0.08kΩ"="0.024"/"0.3mA"`

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Output Resistance of Current Source given Device Parameter Solution

STEP 0: Pre-Calculation Summary

Formula Used

Output Resistance = Device Parameter/Drain Current
R_o = V_A/I_d
This formula uses 3 Variables

Variables Used

Output Resistance - (Measured in Ohm) - Output resistance is the value of resistance of the network.
Device Parameter - device parameter is the parameter used in calculation related to BJT.
Drain Current - (Measured in Ampere) - Drain Current below threshold voltage is defined as the subthreshold current and varies exponentially with gate to source voltage.

STEP 1: Convert Input(s) to Base Unit

Device Parameter: 0.024 --> No Conversion Required
Drain Current: 0.3 Milliampere --> 0.0003 Ampere (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

R_o = V_A/I_d --> 0.024/0.0003

Evaluating ... ...

R_o = 80

STEP 3: Convert Result to Output's Unit

80 Ohm -->0.08 Kilohm (Check conversion here)

FINAL ANSWER

0.08 Kilohm <-- Output Resistance

(Calculation completed in 00.004 seconds)

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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Vishwakarma Government Engineering College (VGEC), Ahmedabad

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How to Calculate Output Resistance of Current Source given Device Parameter?

Output Resistance of Current Source given Device Parameter calculator uses Output Resistance = Device Parameter/Drain Current to calculate the Output Resistance, The Output Resistance of Current Source given Device Parameter is operated in the linear mode is given by R = V_A/I_D' where the drain-source voltage and the drain current. Output Resistance is denoted by R_o symbol.

How to calculate Output Resistance of Current Source given Device Parameter using this online calculator? To use this online calculator for Output Resistance of Current Source given Device Parameter, enter Device Parameter (V_A) & Drain Current (I_d) and hit the calculate button. Here is how the Output Resistance of Current Source given Device Parameter calculation can be explained with given input values -> 8E-5 = 0.024/0.0003.

FAQ

What is Output Resistance of Current Source given Device Parameter?

The Output Resistance of Current Source given Device Parameter is operated in the linear mode is given by R = V_A/I_D' where the drain-source voltage and the drain current and is represented as R_o = V_A/I_d or Output Resistance = Device Parameter/Drain Current. device parameter is the parameter used in calculation related to BJT & Drain Current below threshold voltage is defined as the subthreshold current and varies exponentially with gate to source voltage.

How to calculate Output Resistance of Current Source given Device Parameter?

The Output Resistance of Current Source given Device Parameter is operated in the linear mode is given by R = V_A/I_D' where the drain-source voltage and the drain current is calculated using Output Resistance = Device Parameter/Drain Current. To calculate Output Resistance of Current Source given Device Parameter, you need Device Parameter (V_A) & Drain Current (I_d). With our tool, you need to enter the respective value for Device Parameter & Drain Current 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 Output Resistance?

In this formula, Output Resistance uses Device Parameter & Drain Current. We can use 3 other way(s) to calculate the same, which is/are as follows -

Output Resistance = Supply Voltage/Output Current
Output Resistance = Supply Voltage/Reference Current
Output Resistance = (1+(Transconductance*Resistance))*Finite Output Resistance

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