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Collector Current in Active Region when Transistor Acts as Amplifier Formula

GoCollector Current of Emitter Follower Transistor Formula

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Collector current is an amplified output current of a bipolar junction transistor. Check FAQs

i c = i s \cdot e^{\frac{V be}{V t}}

i_c - Collector Current?i_s - Saturation Current?V_be - Voltage across Base Emitter Junction?V_t - Threshold Voltage?

Collector Current in Active Region when Transistor Acts as Amplifier Example

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Here is how the Collector Current in Active Region when Transistor Acts as Amplifier equation looks like with Values.

Here is how the Collector Current in Active Region when Transistor Acts as Amplifier equation looks like with Units.

Here is how the Collector Current in Active Region when Transistor Acts as Amplifier equation looks like.

39.4419 = 0.01 \cdot e^{\frac{16.56}{2}}

39.4419mA = 0.01mA \cdot e^{\frac{16.56V}{2V}}

39.4419 = 0.01 \cdot e^{\frac{16.56}{2}}

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Collector Current in Active Region when Transistor Acts as Amplifier Solution

Follow our step by step solution on how to calculate Collector Current in Active Region when Transistor Acts as Amplifier?

FIRST Step Consider the formula

i c = i s \cdot e^{\frac{V be}{V t}}

Next Step Substitute values of Variables

∴

i c = 0.01mA \cdot e^{\frac{16.56V}{2V}}

Next Step Convert Units

∴

i c = 1E-5A \cdot e^{\frac{16.56V}{2V}}

Next Step Prepare to Evaluate

∴

i c = 1E-5 \cdot e^{\frac{16.56}{2}}

Next Step Evaluate

∴

i c = 0.039441943819803A

Next Step Convert to Output's Unit

∴

i c = 39.441943819803mA

LAST Step Rounding Answer

∴

i c = 39.4419mA

Collector Current in Active Region when Transistor Acts as Amplifier Formula Elements

Variables

Collector Current

Collector current is an amplified output current of a bipolar junction transistor.

Symbol: i_c

Measurement: Electric CurrentUnit: mA

Note: Value should be greater than 0.

Formulas to find Collector Current

Saturation Current

Saturation current is the diode leakage current density in the absence of light. It is an important parameter which differentiates one diode from another.

Symbol: i_s

Measurement: Electric CurrentUnit: mA

Note: Value should be greater than 0.

Formulas to find Saturation Current

Voltage across Base Emitter Junction

The Voltage across Base Emitter Junction is the forward voltage between the base and emitter of the transistor.

Symbol: V_be

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Voltage across Base Emitter Junction

Threshold Voltage

Threshold voltage of transistor is the minimum gate to source voltage that is needed to create a conducting path between the source and drain terminals.

Symbol: V_t

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Threshold Voltage

Other Formulas to find Collector Current

Go Collector Current of Emitter Follower Transistor

i c = \frac{V a'}{R out}

Other formulas in Emitter Follower category

Go Drain Resistance of Cascode Amplifier

R d = (\frac{A vo}{{g mp}^{2} \cdot R out})

Go Equivalent Resistance of Cascode Amplifier

R dg = {(\frac{1}{R out1} + \frac{1}{R in})}^{- 1}

Go Open Circuit Bipolar Cascode Voltage Gain

A fo = - g mp \cdot (g ms \cdot R out) \cdot {(\frac{1}{R out1} + \frac{1}{R sm})}^{- 1}

Go Output voltage gain of MOS Cascode Amplifier

A vo = - {g mp}^{2} \cdot R out \cdot R d

How to Evaluate Collector Current in Active Region when Transistor Acts as Amplifier?

Collector Current in Active Region when Transistor Acts as Amplifier evaluator uses Collector Current = Saturation Current*e^(Voltage across Base Emitter Junction/Threshold Voltage) to evaluate the Collector Current, The Collector current in active region when transistor acts as amplifier is a current, which flows through the load resistor results in a large voltage drop across it. Thus a small input voltage results in a large output voltage, which shows that the transistor works as an amplifier. Collector Current is denoted by i_c symbol.

How to evaluate Collector Current in Active Region when Transistor Acts as Amplifier using this online evaluator? To use this online evaluator for Collector Current in Active Region when Transistor Acts as Amplifier, enter Saturation Current (i_s), Voltage across Base Emitter Junction (V_be) & Threshold Voltage (V_t) and hit the calculate button.

FAQs on Collector Current in Active Region when Transistor Acts as Amplifier

What is the formula to find Collector Current in Active Region when Transistor Acts as Amplifier?

The formula of Collector Current in Active Region when Transistor Acts as Amplifier is expressed as Collector Current = Saturation Current*e^(Voltage across Base Emitter Junction/Threshold Voltage). Here is an example- 39049.49 = 1E-05*e^(16.56/2).

How to calculate Collector Current in Active Region when Transistor Acts as Amplifier?

With Saturation Current (i_s), Voltage across Base Emitter Junction (V_be) & Threshold Voltage (V_t) we can find Collector Current in Active Region when Transistor Acts as Amplifier using the formula - Collector Current = Saturation Current*e^(Voltage across Base Emitter Junction/Threshold Voltage).

What are the other ways to Calculate Collector Current?

Here are the different ways to Calculate Collector Current-

Collector Current=Early Voltage/Finite Output Resistance

Can the Collector Current in Active Region when Transistor Acts as Amplifier be negative?

No, the Collector Current in Active Region when Transistor Acts as Amplifier, measured in Electric Current cannot be negative.

Which unit is used to measure Collector Current in Active Region when Transistor Acts as Amplifier?

Collector Current in Active Region when Transistor Acts as Amplifier is usually measured using the Milliampere[mA] for Electric Current. Ampere[mA], Microampere[mA], Centiampere[mA] are the few other units in which Collector Current in Active Region when Transistor Acts as Amplifier can be measured.

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Collector Current in Active Region when Transistor Acts as Amplifier Formula

​GoCollector Current of Emitter Follower Transistor Formula

Collector Current in Active Region when Transistor Acts as Amplifier Example

Collector Current in Active Region when Transistor Acts as Amplifier Solution

Collector Current in Active Region when Transistor Acts as Amplifier Formula Elements

Other Formulas to find Collector Current

Other formulas in Emitter Follower category

How to Evaluate Collector Current in Active Region when Transistor Acts as Amplifier?

FAQs on Collector Current in Active Region when Transistor Acts as Amplifier

Variable Name

GoCollector Current of Emitter Follower Transistor Formula