Common-emitter current gain in terms of common-base current gain Calculator

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✖Common-base current gain. α is related to β common-emitter current gain of a transistor and used for calculations.ⓘ Common-base current gain. [α]

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✖Common emitter current gain is highly influenced by two factors: the width of the base region, W, and the relative dopings of the base region and the emitter region.ⓘ Common-emitter current gain in terms of common-base current gain [β]

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Credits

Payal Priya

Birsa Institute of Technology (BIT), Sindri

Payal Priya has created this Calculator and 500+ more calculators!

Urvi Rathod

Vishwakarma Government Engineering College (VGEC), Ahmedabad

Urvi Rathod has verified this Calculator and 1000+ more calculators!

Common-emitter current gain in terms of common-base current gain Solution

STEP 0: Pre-Calculation Summary

Formula Used

common_emitter_current_gain = Common-base current gain./(1-Common-base current gain.)
β = α/(1-α)
This formula uses 1 Variables

Variables Used

Common-base current gain.- Common-base current gain. α is related to β common-emitter current gain of a transistor and used for calculations.

STEP 1: Convert Input(s) to Base Unit

Common-base current gain.: 0.7 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

β = α/(1-α) --> 0.7/(1-0.7)

Evaluating ... ...

β = 2.33333333333333

STEP 3: Convert Result to Output's Unit

2.33333333333333 --> No Conversion Required

FINAL ANSWER

2.33333333333333 <-- Common emitter current gain

(Calculation completed in 00.000 seconds)

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Emitter current when common-emitter current gain is given

emitter_current = ((Common emitter current gain+1)/Common emitter current gain)*Saturation current*e^(Voltage across the base–emitter junction/Thermal voltage) Go

Base Current 2 of BJT

base_current_2 = (Saturation current/Common emitter current gain)*(e^(Voltage across the base–emitter junction/Thermal voltage)) Go

Emitter current when constant of the transistor is given

emitter_current = (Saturation current/Common-base current gain.)*e^(Voltage across the base–emitter junction/Thermal voltage) Go

Collector Current of BJT

collector_current = Saturation current*e^(Voltage across the base–emitter junction/Thermal voltage) Go

Emitter current when collector current and current gain is given

emitter_current = ((Common emitter current gain+1)/Common emitter current gain)*Collector current Go

Common-base current gain

common_base_current_gain = Common emitter current gain/(Common emitter current gain+1) Go

Common-emitter current gain in terms of common-base current gain

common_emitter_current_gain = Common-base current gain./(1-Common-base current gain.) Go

Base Current 1 of BJT

base_current_1 = Collector current/Common emitter current gain Go

Emitter Current of BJT

emitter_current = Collector current+Base Current Go

Total base current

base_current = Base current 1+Base Current 2 Go

Common-emitter current gain in terms of common-base current gain Formula

common_emitter_current_gain = Common-base current gain./(1-Common-base current gain.)
β = α/(1-α)

On what factors current gain of common-emitter depends?

The current gain in the common-emitter circuit is obtained from the base and the collector circuit currents. Because a very small change in base current produces a large change in collector current, the current gain (β) is always greater than unity for the common-emitter circuit, a typical value is about 50.

How to Calculate Common-emitter current gain in terms of common-base current gain?

Common-emitter current gain in terms of common-base current gain calculator uses common_emitter_current_gain = Common-base current gain./(1-Common-base current gain.) to calculate the Common emitter current gain, The Common-emitter current gain in terms of common-base current gain is defined as the ratio of output current or collector current (IC) to the input current or base current (IB). The current gain of a transistor in CE configuration is high. Therefore, the transistor in the CE configuration is used for amplifying the current. Common emitter current gain and is denoted by β symbol.

How to calculate Common-emitter current gain in terms of common-base current gain using this online calculator? To use this online calculator for Common-emitter current gain in terms of common-base current gain, enter Common-base current gain. (α) and hit the calculate button. Here is how the Common-emitter current gain in terms of common-base current gain calculation can be explained with given input values -> 2.333333 = 0.7/(1-0.7).

FAQ

What is Common-emitter current gain in terms of common-base current gain?

The Common-emitter current gain in terms of common-base current gain is defined as the ratio of output current or collector current (IC) to the input current or base current (IB). The current gain of a transistor in CE configuration is high. Therefore, the transistor in the CE configuration is used for amplifying the current and is represented as β = α/(1-α) or common_emitter_current_gain = Common-base current gain./(1-Common-base current gain.). Common-base current gain. α is related to β common-emitter current gain of a transistor and used for calculations.

How to calculate Common-emitter current gain in terms of common-base current gain?

The Common-emitter current gain in terms of common-base current gain is defined as the ratio of output current or collector current (IC) to the input current or base current (IB). The current gain of a transistor in CE configuration is high. Therefore, the transistor in the CE configuration is used for amplifying the current is calculated using common_emitter_current_gain = Common-base current gain./(1-Common-base current gain.). To calculate Common-emitter current gain in terms of common-base current gain, you need Common-base current gain. (α). With our tool, you need to enter the respective value for Common-base current gain 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 Common emitter current gain?

In this formula, Common emitter current gain uses Common-base current gain. We can use 10 other way(s) to calculate the same, which is/are as follows -

collector_current = Saturation current*e^(Voltage across the base–emitter junction/Thermal voltage)
base_current_1 = Collector current/Common emitter current gain
base_current = Base current 1+Base Current 2
base_current_2 = (Saturation current/Common emitter current gain)*(e^(Voltage across the base–emitter junction/Thermal voltage))
emitter_current = Collector current+Base Current
emitter_current = ((Common emitter current gain+1)/Common emitter current gain)*Saturation current*e^(Voltage across the base–emitter junction/Thermal voltage)
emitter_current = ((Common emitter current gain+1)/Common emitter current gain)*Collector current
common_base_current_gain = Common emitter current gain/(Common emitter current gain+1)
emitter_current = (Saturation current/Common-base current gain.)*e^(Voltage across the base–emitter junction/Thermal voltage)
common_emitter_current_gain = Common-base current gain./(1-Common-base current gain.)

Where is the Common-emitter current gain in terms of common-base current gain calculator used?

Among many, Common-emitter current gain in terms of common-base current gain calculator is widely used in real life applications like {FormulaUses}. Here are few more real life examples -
{FormulaExamplesList}

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