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Output Resistance of Current Source given Device Parameter Formula

GoOutput Resistance of Simple Current BJT Formula

GoOutput Resistance of Simple Current BJT given Early Voltage Formula

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Output resistance is the value of resistance of the network. Check FAQs

R o = \frac{V A}{I d}

R_o - Output Resistance?V_A - Device Parameter?I_d - Drain Current?

Output Resistance of Current Source given Device Parameter Example

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With units

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Here is how the Output Resistance of Current Source given Device Parameter equation looks like with Values.

Here is how the Output Resistance of Current Source given Device Parameter equation looks like with Units.

Here is how the Output Resistance of Current Source given Device Parameter equation looks like.

0.08 = \frac{0.024}{0.3}

0.08kΩ = \frac{0.024}{0.3mA}

0.08 = \frac{0.024}{0.3}

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Output Resistance of Current Source given Device Parameter Solution

Follow our step by step solution on how to calculate Output Resistance of Current Source given Device Parameter?

FIRST Step Consider the formula

R o = \frac{V A}{I d}

Next Step Substitute values of Variables

∴

R o = \frac{0.024}{0.3mA}

Next Step Convert Units

∴

R o = \frac{0.024}{0.0003A}

Next Step Prepare to Evaluate

∴

R o = \frac{0.024}{0.0003}

Next Step Evaluate

∴

R o = 80Ω

LAST Step Convert to Output's Unit

∴

R o = 0.08kΩ

Output Resistance of Current Source given Device Parameter Formula Elements

Variables

Output Resistance

Output resistance is the value of resistance of the network.

Symbol: R_o

Measurement: Electric ResistanceUnit: kΩ

Note: Value can be positive or negative.

Formulas to find Output Resistance

Device Parameter

device parameter is the parameter used in calculation related to BJT.

Symbol: V_A

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Device Parameter

Drain Current

Drain Current below threshold voltage is defined as the subthreshold current and varies exponentially with gate to source voltage.

Symbol: I_d

Measurement: Electric CurrentUnit: mA

Note: Value can be positive or negative.

Formulas to find Drain Current

Other Formulas to find Output Resistance

Go Output Resistance of Simple Current BJT

R o = \frac{V DD}{I o}

Go Output Resistance of Simple Current BJT given Early Voltage

R o = \frac{V DD}{I ref}

Go Output Resistance of CS Amplifier when GMRO is Greater than 1

R o = (1 + (G m \cdot R)) \cdot R fo

Other formulas in Resistance category

Go Small-Signal Input Resistance between Base and Emitter

R s = \frac{V in}{I B}

Go Small-Signal Input Resistance between Base and Emitter using Transconductance

R s = \frac{β}{G m}

Go Small-Signal Input Resistance between Base and Emitter using Base Current

R s = \frac{V th}{I B}

Go Emitter Resistance given Threshold Voltage

R e = \frac{V th}{I e}

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

Output Resistance of Current Source given Device Parameter evaluator uses Output Resistance = Device Parameter/Drain Current to evaluate 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 evaluate Output Resistance of Current Source given Device Parameter using this online evaluator? To use this online evaluator for Output Resistance of Current Source given Device Parameter, enter Device Parameter (V_A) & Drain Current (I_d) and hit the calculate button.

FAQs on Output Resistance of Current Source given Device Parameter

What is the formula to find Output Resistance of Current Source given Device Parameter?

The formula of Output Resistance of Current Source given Device Parameter is expressed as Output Resistance = Device Parameter/Drain Current. Here is an example- 8E-5 = 0.024/0.0003.

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

With Device Parameter (V_A) & Drain Current (I_d) we can find Output Resistance of Current Source given Device Parameter using the formula - Output Resistance = Device Parameter/Drain Current.

What are the other ways to Calculate Output Resistance?

Here are the different ways to Calculate Output Resistance-

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

Can the Output Resistance of Current Source given Device Parameter be negative?

Yes, the Output Resistance of Current Source given Device Parameter, measured in Electric Resistance can be negative.

Which unit is used to measure Output Resistance of Current Source given Device Parameter?

Output Resistance of Current Source given Device Parameter is usually measured using the Kilohm[kΩ] for Electric Resistance. Ohm[kΩ], Megohm[kΩ], Microhm[kΩ] are the few other units in which Output Resistance of Current Source given Device Parameter can be measured.

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Output Resistance of Current Source given Device Parameter Formula

​GoOutput Resistance of Simple Current BJT Formula

​GoOutput Resistance of Simple Current BJT given Early Voltage Formula

Output Resistance of Current Source given Device Parameter Example

Output Resistance of Current Source given Device Parameter Solution

Output Resistance of Current Source given Device Parameter Formula Elements

Other Formulas to find Output Resistance

Other formulas in Resistance category

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

FAQs on Output Resistance of Current Source given Device Parameter

Variable Name

GoOutput Resistance of Simple Current BJT Formula

GoOutput Resistance of Simple Current BJT given Early Voltage Formula