Transition Frequency of BJT given Device Constant Calculator

✖The Transition Frequency associated with the transition (1 to 2 or 2 to 1) between two different vibrational levels.ⓘ Transition Frequency of BJT given Device Constant [f_t]

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Formula

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Transition Frequency of BJT given Device Constant

Formula

`"f"_{"t"} = 1/(2*pi*"𝛕"_{"F"})`

Example

`"0.079577Hz"=1/(2*pi*"2s")`

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Transition Frequency of BJT given Device Constant Solution

STEP 0: Pre-Calculation Summary

Formula Used

Transition Frequency = 1/(2*pi*Device Constant)
f_t = 1/(2*pi*𝛕_F)
This formula uses 1 Constants, 2 Variables

Constants Used

pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288

Variables Used

Transition Frequency - (Measured in Hertz) - The Transition Frequency associated with the transition (1 to 2 or 2 to 1) between two different vibrational levels.
Device Constant - (Measured in Second) - A device constant value is defined once and can be referenced many times throughout a program.

STEP 1: Convert Input(s) to Base Unit

Device Constant: 2 Second --> 2 Second No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

f_t = 1/(2*pi*𝛕_F) --> 1/(2*pi*2)

Evaluating ... ...

f_t = 0.0795774715459477

STEP 3: Convert Result to Output's Unit

0.0795774715459477 Hertz --> No Conversion Required

FINAL ANSWER

0.0795774715459477 ≈ 0.079577 Hertz <-- Transition Frequency

(Calculation completed in 00.004 seconds)

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Home » Engineering » Electronics » BJT » Analog Electronics » Internal Capacitive Effects and High Frequency Model » Transition Frequency of BJT given Device Constant

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

Payal Priya has created this Calculator and 600+ more calculators!

Verified by Anshika Arya

National Institute Of Technology (NIT), Hamirpur

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< 10+ Internal Capacitive Effects and High Frequency Model Calculators

Collector-Base Junction Capacitance

Go Collector-Base Junction Capacitance = Collector-Base Junction Capacitance at 0 Voltage/(1+(Reverse-Bias Voltage/Built-In Voltage))^Grading Coefficient

Transition Frequency of BJT

Go Transition Frequency = Transconductance/(2*pi*(Emitter-Base Capacitance+Collector-Base Junction Capacitance))

Concentration of Electrons Injected from Emitter to Base

Go Concentration of e- Injected from Emitter to Base = Thermal Equilibrium Concentration*e^(Base-Emitter Voltage/Thermal Voltage)

Unity-Gain Bandwidth of BJT

Go Unity-Gain Bandwidth = Transconductance/(Emitter-Base Capacitance+Collector-Base Junction Capacitance)

Small-Signal Diffusion Capacitance of BJT

Go Emitter-Base Capacitance = Device Constant*(Collector Current/Threshold Voltage)

Thermal Equilibrium Concentration of Minority Charge Carrier

Go Thermal Equilibrium Concentration = ((Intrinsic Carrier Density)^2)/Doping Concentration of Base

Small-Signal Diffusion Capacitance

Go Emitter-Base Capacitance = Device Constant*Transconductance

Stored Electron Charge in Base of BJT

Go Stored Electron Charge = Device Constant*Collector Current

Transition Frequency of BJT given Device Constant

Go Transition Frequency = 1/(2*pi*Device Constant)

Base-Emitter Junction Capacitance

Go Base–Emitter Junction Capacitance = 2*Emitter-Base Capacitance

Transition Frequency of BJT given Device Constant Formula

Transition Frequency = 1/(2*pi*Device Constant)
f_t = 1/(2*pi*𝛕_F)

What is the function of BJT?

The main basic function of a BJT is to amplify current it will allow BJTs are used as amplifiers or switches to produce wide applicability in electronic equipment include mobile phones, industrial control, television, and radio transmitters.

How to Calculate Transition Frequency of BJT given Device Constant?

Transition Frequency of BJT given Device Constant calculator uses Transition Frequency = 1/(2*pi*Device Constant) to calculate the Transition Frequency, The Transition frequency of BJT given device constant formula is defined as the frequency at which the current gain, with a short circuit (at HF) output, is unity. Transition Frequency is denoted by f_t symbol.

How to calculate Transition Frequency of BJT given Device Constant using this online calculator? To use this online calculator for Transition Frequency of BJT given Device Constant, enter Device Constant (𝛕_F) and hit the calculate button. Here is how the Transition Frequency of BJT given Device Constant calculation can be explained with given input values -> 0.079577 = 1/(2*pi*2).

FAQ

What is Transition Frequency of BJT given Device Constant?

The Transition frequency of BJT given device constant formula is defined as the frequency at which the current gain, with a short circuit (at HF) output, is unity and is represented as f_t = 1/(2*pi*𝛕_F) or Transition Frequency = 1/(2*pi*Device Constant). A device constant value is defined once and can be referenced many times throughout a program.

How to calculate Transition Frequency of BJT given Device Constant?

The Transition frequency of BJT given device constant formula is defined as the frequency at which the current gain, with a short circuit (at HF) output, is unity is calculated using Transition Frequency = 1/(2*pi*Device Constant). To calculate Transition Frequency of BJT given Device Constant, you need Device Constant (𝛕_F). With our tool, you need to enter the respective value for Device Constant 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 Transition Frequency?

In this formula, Transition Frequency uses Device Constant. We can use 1 other way(s) to calculate the same, which is/are as follows -

Transition Frequency = Transconductance/(2*pi*(Emitter-Base Capacitance+Collector-Base Junction Capacitance))

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