Current Gain of Controlled Source Transistor Calculator

✖MOSFET Primary Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage.ⓘ MOSFET Primary Transconductance [g_mp]			+10% -10%
✖Resistance between Drain and Ground is the resistance that is from drain terminal of first transistor and ground .ⓘ Resistance between Drain and Ground [R_dg]			+10% -10%

✖Current Gain is the ratio of output current to the input current of an amplifier is defined as current gain.ⓘ Current Gain of Controlled Source Transistor [A_i]

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Current Gain of Controlled Source Transistor Solution

STEP 0: Pre-Calculation Summary

Formula Used

Current Gain = 1/(1+1/(MOSFET Primary Transconductance*Resistance between Drain and Ground))
A_i = 1/(1+1/(g_mp*R_dg))
This formula uses 3 Variables

Variables Used

Current Gain - Current Gain is the ratio of output current to the input current of an amplifier is defined as current gain.
MOSFET Primary Transconductance - (Measured in Siemens) - MOSFET Primary Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage.
Resistance between Drain and Ground - (Measured in Ohm) - Resistance between Drain and Ground is the resistance that is from drain terminal of first transistor and ground .

STEP 1: Convert Input(s) to Base Unit

MOSFET Primary Transconductance: 19.77 Millisiemens --> 0.01977 Siemens (Check conversion here)
Resistance between Drain and Ground: 0.24 Kilohm --> 240 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

A_i = 1/(1+1/(g_mp*R_dg)) --> 1/(1+1/(0.01977*240))

Evaluating ... ...

A_i = 0.825929536276285

STEP 3: Convert Result to Output's Unit

0.825929536276285 --> No Conversion Required

FINAL ANSWER

0.825929536276285 ≈ 0.82593 <-- Current Gain

(Calculation completed in 00.004 seconds)

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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National Institute Of Technology (NIT), Hamirpur

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< Common Source Amplifier Calculators

Overall Feedback Voltage Gain of Common-Source Amplifier

LaTeX Go Feedback Voltage Gain = -MOSFET Primary Transconductance*(Input Resistance/(Input Resistance+Signal Resistance))*(1/Drain Resistance+1/Load Resistance+1/Finite Output Resistance)^-1

Open-Circuit Voltage Gain of CS Amplifier

LaTeX Go Open Circuit Voltage Gain = Finite Output Resistance/(Finite Output Resistance+1/MOSFET Primary Transconductance)

Current Gain of Controlled Source Transistor

LaTeX Go Current Gain = 1/(1+1/(MOSFET Primary Transconductance*Resistance between Drain and Ground))

Total Voltage Gain of CS Amplifier

LaTeX Go Voltage Gain = Load Voltage/Input Voltage

< Common Stage Amplifiers Gain Calculators

Overall Feedback Voltage Gain of Common-Collector Amplifier

LaTeX Go Overall Voltage Gain = ((Collector Base Current Gain+1)*Load Resistance)/((Collector Base Current Gain+1)*Load Resistance+(Collector Base Current Gain+1)*Emitter Resistance+Signal Resistance)

Negative Voltage Gain from Base to Collector

LaTeX Go Negative Voltage Gain = -Common Base Current Gain*(Collector Resistance/Emitter Resistance)

Common Base Current Gain

LaTeX Go Common Base Current Gain = (Voltage Gain*Emitter Resistance/Collector Resistance)

Voltage Gain of Common-Base Amplifier

LaTeX Go Voltage Gain = Collector Voltage/Emitter Voltage

Current Gain of Controlled Source Transistor Formula

LaTeX Go

Current Gain = 1/(1+1/(MOSFET Primary Transconductance*Resistance between Drain and Ground))
A_i = 1/(1+1/(g_mp*R_dg))

What is current controlled current source?

An ideal dependent current-controlled current source, CCCS, maintains an output current that is proportional to a controlling input current. Then the output current “depends” on the value of the input current, again making it a dependent current source.

How to Calculate Current Gain of Controlled Source Transistor?

Current Gain of Controlled Source Transistor calculator uses Current Gain = 1/(1+1/(MOSFET Primary Transconductance*Resistance between Drain and Ground)) to calculate the Current Gain, current gain of controlled source transistor formula is defined as change in collector current divided by change in emitter current when base-to-collector voltage is constant. typical common-base current gain in well-designed bipolar transistor is very close to unity. Current Gain is denoted by A_i symbol.

How to calculate Current Gain of Controlled Source Transistor using this online calculator? To use this online calculator for Current Gain of Controlled Source Transistor, enter MOSFET Primary Transconductance (g_mp) & Resistance between Drain and Ground (R_dg) and hit the calculate button. Here is how the Current Gain of Controlled Source Transistor calculation can be explained with given input values -> 0.82593 = 1/(1+1/(0.01977*240)).

FAQ

What is Current Gain of Controlled Source Transistor?

current gain of controlled source transistor formula is defined as change in collector current divided by change in emitter current when base-to-collector voltage is constant. typical common-base current gain in well-designed bipolar transistor is very close to unity and is represented as A_i = 1/(1+1/(g_mp*R_dg)) or Current Gain = 1/(1+1/(MOSFET Primary Transconductance*Resistance between Drain and Ground)). MOSFET Primary Transconductance is the change in the drain current divided by the small change in the gate/source voltage with a constant drain/source voltage & Resistance between Drain and Ground is the resistance that is from drain terminal of first transistor and ground .

How to calculate Current Gain of Controlled Source Transistor?

current gain of controlled source transistor formula is defined as change in collector current divided by change in emitter current when base-to-collector voltage is constant. typical common-base current gain in well-designed bipolar transistor is very close to unity is calculated using Current Gain = 1/(1+1/(MOSFET Primary Transconductance*Resistance between Drain and Ground)). To calculate Current Gain of Controlled Source Transistor, you need MOSFET Primary Transconductance (g_mp) & Resistance between Drain and Ground (R_dg). With our tool, you need to enter the respective value for MOSFET Primary Transconductance & Resistance between Drain and Ground 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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