Emitter Current using Common Emitter Current Gain Calculator

✖Common emitter current gain is influenced by 2 factors: width of base region W, and relative dopings of base region and emitter region. Its range varies from 50-200.ⓘ Common Emitter Current Gain [β]			+10% -10%
✖Saturation Current is the diode leakage current density in the absence of light. It is an important parameter which differentiates one diode from another.ⓘ Saturation Current [I_sat]			+10% -10%
✖Base-Emitter Voltage is the forward voltage between the base and emitter of the transistor.ⓘ Base-Emitter Voltage [V_BE]			+10% -10%
✖Thermal Voltage is the voltage produced within the p-n junction.ⓘ Thermal Voltage [V_t]			+10% -10%

✖Emitter Current is the amplified output current of a bipolar junction transistor.ⓘ Emitter Current using Common Emitter Current Gain [I_e]

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Emitter Current using Common Emitter Current Gain Solution

STEP 0: Pre-Calculation Summary

Formula Used

Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Saturation Current*e^(Base-Emitter Voltage/Thermal Voltage)
I_e = ((β+1)/β)*I_sat*e^(V_BE/V_t)
This formula uses 1 Constants, 5 Variables

Constants Used

e - Napier's constant Value Taken As 2.71828182845904523536028747135266249

Variables Used

Emitter Current - (Measured in Ampere) - Emitter Current is the amplified output current of a bipolar junction transistor.
Common Emitter Current Gain - Common emitter current gain is influenced by 2 factors: width of base region W, and relative dopings of base region and emitter region. Its range varies from 50-200.
Saturation Current - (Measured in Ampere) - Saturation Current is the diode leakage current density in the absence of light. It is an important parameter which differentiates one diode from another.
Base-Emitter Voltage - (Measured in Volt) - Base-Emitter Voltage is the forward voltage between the base and emitter of the transistor.
Thermal Voltage - (Measured in Volt) - Thermal Voltage is the voltage produced within the p-n junction.

STEP 1: Convert Input(s) to Base Unit

Common Emitter Current Gain: 65 --> No Conversion Required
Saturation Current: 1.675 Milliampere --> 0.001675 Ampere (Check conversion here)
Base-Emitter Voltage: 5.15 Volt --> 5.15 Volt No Conversion Required
Thermal Voltage: 4.7 Volt --> 4.7 Volt No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_e = ((β+1)/β)*I_sat*e^(V_BE/V_t) --> ((65+1)/65)*0.001675*e^(5.15/4.7)

Evaluating ... ...

I_e = 0.00508769723342933

STEP 3: Convert Result to Output's Unit

0.00508769723342933 Ampere -->5.08769723342933 Milliampere (Check conversion here)

FINAL ANSWER

5.08769723342933 ≈ 5.087697 Milliampere <-- Emitter Current

(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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< Emitter Current Calculators

Emitter Current through Minority Carrier Concentration

LaTeX Go Emitter Current = Cross-section Area of Base-Emitter Junction*[Charge-e]*Electron Diffusivity*(-Thermal Equilibrium Concentration/Width of Base Junction)

Emitter Current using Common Emitter Current Gain

LaTeX Go Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Saturation Current*e^(Base-Emitter Voltage/Thermal Voltage)

Emitter Current using Transistor Constant

LaTeX Go Emitter Current = (Saturation Current/Common-Base Current Gain)*e^(Base-Emitter Voltage/Thermal Voltage)

Emitter Current using Collector Current and Current Gain

LaTeX Go Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Collector Current

Emitter Current using Common Emitter Current Gain Formula

LaTeX Go

Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Saturation Current*e^(Base-Emitter Voltage/Thermal Voltage)
I_e = ((β+1)/β)*I_sat*e^(V_BE/V_t)

What is an emitter current?

The emitter current, Ie, of a transistor is the amplified output current of a bipolar junction transistor.

How to Calculate Emitter Current using Common Emitter Current Gain?

Emitter Current using Common Emitter Current Gain calculator uses Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Saturation Current*e^(Base-Emitter Voltage/Thermal Voltage) to calculate the Emitter Current, The Emitter Current using Common Emitter Current Gain is the amplified output current of a bipolar junction transistor. Emitter Current is denoted by I_e symbol.

How to calculate Emitter Current using Common Emitter Current Gain using this online calculator? To use this online calculator for Emitter Current using Common Emitter Current Gain, enter Common Emitter Current Gain (β), Saturation Current (I_sat), Base-Emitter Voltage (V_BE) & Thermal Voltage (V_t) and hit the calculate button. Here is how the Emitter Current using Common Emitter Current Gain calculation can be explained with given input values -> 5087.697 = ((65+1)/65)*0.001675*e^(5.15/4.7).

FAQ

What is Emitter Current using Common Emitter Current Gain?

The Emitter Current using Common Emitter Current Gain is the amplified output current of a bipolar junction transistor and is represented as I_e = ((β+1)/β)*I_sat*e^(V_BE/V_t) or Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Saturation Current*e^(Base-Emitter Voltage/Thermal Voltage). Common emitter current gain is influenced by 2 factors: width of base region W, and relative dopings of base region and emitter region. Its range varies from 50-200, Saturation Current is the diode leakage current density in the absence of light. It is an important parameter which differentiates one diode from another, Base-Emitter Voltage is the forward voltage between the base and emitter of the transistor & Thermal Voltage is the voltage produced within the p-n junction.

How to calculate Emitter Current using Common Emitter Current Gain?

The Emitter Current using Common Emitter Current Gain is the amplified output current of a bipolar junction transistor is calculated using Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Saturation Current*e^(Base-Emitter Voltage/Thermal Voltage). To calculate Emitter Current using Common Emitter Current Gain, you need Common Emitter Current Gain (β), Saturation Current (I_sat), Base-Emitter Voltage (V_BE) & Thermal Voltage (V_t). With our tool, you need to enter the respective value for Common Emitter Current Gain, Saturation Current, Base-Emitter Voltage & Thermal Voltage 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 Emitter Current?

In this formula, Emitter Current uses Common Emitter Current Gain, Saturation Current, Base-Emitter Voltage & Thermal Voltage. We can use 3 other way(s) to calculate the same, which is/are as follows -

Emitter Current = ((Common Emitter Current Gain+1)/Common Emitter Current Gain)*Collector Current
Emitter Current = (Saturation Current/Common-Base Current Gain)*e^(Base-Emitter Voltage/Thermal Voltage)
Emitter Current = Cross-section Area of Base-Emitter Junction*[Charge-e]*Electron Diffusivity*(-Thermal Equilibrium Concentration/Width of Base Junction)

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