Emitter Current given Base-Emitter Voltage Calculator

✖Saturation Current refers to the maximum current that can flow through the transistor when it is fully turned on.ⓘ Saturation Current [I_sat]			+10% -10%
✖Base Emitter Voltage refers to the voltage drop between the base and emitter terminals of the transistor when it's in active mode.ⓘ Base Emitter Voltage [V_BE]			+10% -10%
✖Temperature Impurity a base index representing the average air temperature over different timescales.ⓘ Temperature Impurity [t_o]			+10% -10%

✖Emitter Current refers to the current flowing between the emitter and base terminals of the transistor when it's in operation.ⓘ Emitter Current given Base-Emitter Voltage [I_E]

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Formula

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Emitter Current given Base-Emitter Voltage

Formula

`"I"_{"E"} = "I"_{"sat"}*(exp(("[Charge-e]"*"V"_{"BE"})/("[BoltZ]"*"t"_{"o"})-1))`

Example

`"0.741664A"="2.015A"*(exp(("[Charge-e]"*"0.9µV")/("[BoltZ]"*"20K")-1))`

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Emitter Current given Base-Emitter Voltage Solution

STEP 0: Pre-Calculation Summary

Formula Used

Emitter Current = Saturation Current*(exp(([Charge-e]*Base Emitter Voltage)/([BoltZ]*Temperature Impurity)-1))
I_E = I_sat*(exp(([Charge-e]*V_BE)/([BoltZ]*t_o)-1))
This formula uses 2 Constants, 1 Functions, 4 Variables

Constants Used

[Charge-e] - Charge of electron Value Taken As 1.60217662E-19
[BoltZ] - Boltzmann constant Value Taken As 1.38064852E-23

Functions Used

exp - n an exponential function, the value of the function changes by a constant factor for every unit change in the independent variable., exp(Number)

Variables Used

Emitter Current - (Measured in Ampere) - Emitter Current refers to the current flowing between the emitter and base terminals of the transistor when it's in operation.
Saturation Current - (Measured in Ampere) - Saturation Current refers to the maximum current that can flow through the transistor when it is fully turned on.
Base Emitter Voltage - (Measured in Volt) - Base Emitter Voltage refers to the voltage drop between the base and emitter terminals of the transistor when it's in active mode.
Temperature Impurity - (Measured in Kelvin) - Temperature Impurity a base index representing the average air temperature over different timescales.

STEP 1: Convert Input(s) to Base Unit

Saturation Current: 2.015 Ampere --> 2.015 Ampere No Conversion Required
Base Emitter Voltage: 0.9 Microvolt --> 9E-07 Volt (Check conversion here)
Temperature Impurity: 20 Kelvin --> 20 Kelvin No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_E = I_sat*(exp(([Charge-e]*V_BE)/([BoltZ]*t_o)-1)) --> 2.015*(exp(([Charge-e]*9E-07)/([BoltZ]*20)-1))

Evaluating ... ...

I_E = 0.74166427252678

STEP 3: Convert Result to Output's Unit

0.74166427252678 Ampere --> No Conversion Required

FINAL ANSWER

0.74166427252678 ≈ 0.741664 Ampere <-- Emitter Current

(Calculation completed in 00.004 seconds)

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Created by banuprakash

Dayananda Sagar College of Engineering (DSCE), Bangalore

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Verified by Santhosh Yadav

Dayananda Sagar College Of Engineering (DSCE), Banglore

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< 9 Emitter Current Calculators

Emitter Current through Minority Carrier Concentration

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

Emitter Current given Base-Emitter Voltage

Go Emitter Current = Saturation Current*(exp(([Charge-e]*Base Emitter Voltage)/([BoltZ]*Temperature Impurity)-1))

Emitter Current using Common Emitter Current Gain

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

Emitter Current given Saturation Current

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

Emitter Current using Transistor Constant

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

Emitter Current using Collector Current and Current Gain

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

Emitter Current given Collector Current

Go Emitter Current = Collector Current/Drain Current

Emitter Current given Base Current

Go Emitter Current = (Drain Current+1)*Base Current

Emitter Current of BJT

Go Emitter Current = Collector Current+Base Current

Emitter Current given Base-Emitter Voltage Formula

Emitter Current = Saturation Current*(exp(([Charge-e]*Base Emitter Voltage)/([BoltZ]*Temperature Impurity)-1))
I_E = I_sat*(exp(([Charge-e]*V_BE)/([BoltZ]*t_o)-1))

How does temperature affect the relationship between emitter current and base-emitter voltage?

Temperature affects the thermal voltage in the Ebers-Moll equations, influencing the relationship between Vbe and Ie. Generally, higher temperatures result in changes to the transistor's characteristics.

How to Calculate Emitter Current given Base-Emitter Voltage?

Emitter Current given Base-Emitter Voltage calculator uses Emitter Current = Saturation Current*(exp(([Charge-e]*Base Emitter Voltage)/([BoltZ]*Temperature Impurity)-1)) to calculate the Emitter Current, The Emitter Current given Base-Emitter Voltage formula is defined as by the Ebers-Moll equation, which describes the relationship between emitter current and saturation current. Emitter Current is denoted by I_E symbol.

How to calculate Emitter Current given Base-Emitter Voltage using this online calculator? To use this online calculator for Emitter Current given Base-Emitter Voltage, enter Saturation Current (I_sat), Base Emitter Voltage (V_BE) & Temperature Impurity (t_o) and hit the calculate button. Here is how the Emitter Current given Base-Emitter Voltage calculation can be explained with given input values -> 0.736143 = 2.015*(exp(([Charge-e]*9E-07)/([BoltZ]*20)-1)).

FAQ

What is Emitter Current given Base-Emitter Voltage?

The Emitter Current given Base-Emitter Voltage formula is defined as by the Ebers-Moll equation, which describes the relationship between emitter current and saturation current and is represented as I_E = I_sat*(exp(([Charge-e]*V_BE)/([BoltZ]*t_o)-1)) or Emitter Current = Saturation Current*(exp(([Charge-e]*Base Emitter Voltage)/([BoltZ]*Temperature Impurity)-1)). Saturation Current refers to the maximum current that can flow through the transistor when it is fully turned on, Base Emitter Voltage refers to the voltage drop between the base and emitter terminals of the transistor when it's in active mode & Temperature Impurity a base index representing the average air temperature over different timescales.

How to calculate Emitter Current given Base-Emitter Voltage?

The Emitter Current given Base-Emitter Voltage formula is defined as by the Ebers-Moll equation, which describes the relationship between emitter current and saturation current is calculated using Emitter Current = Saturation Current*(exp(([Charge-e]*Base Emitter Voltage)/([BoltZ]*Temperature Impurity)-1)). To calculate Emitter Current given Base-Emitter Voltage, you need Saturation Current (I_sat), Base Emitter Voltage (V_BE) & Temperature Impurity (t_o). With our tool, you need to enter the respective value for Saturation Current, Base Emitter Voltage & Temperature Impurity 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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