Input Voltage of Emitter Follower Calculator

✖Base Voltage refers to the voltage applied to the base of a bipolar junction transistor to control the flow of current.ⓘ Base Voltage [V_b]

+10%

-10%

✖Emitter voltage refers to the voltage applied to the emitter of a bipolar junction transistor or a field-effect transistor to control the flow of current between the collector and emitter terminals.ⓘ Input Voltage of Emitter Follower [V_e]

⎘ Copy

👎

Formula

LaTeX

Reset

👍

Download Transistor Amplifiers Formula PDF PDF Image

Input Voltage of Emitter Follower Solution

STEP 0: Pre-Calculation Summary

Formula Used

Emitter Voltage = Base Voltage-0.7
V_e = V_b-0.7
This formula uses 2 Variables

Variables Used

Emitter Voltage - (Measured in Volt) - Emitter voltage refers to the voltage applied to the emitter of a bipolar junction transistor or a field-effect transistor to control the flow of current between the collector and emitter terminals.
Base Voltage - (Measured in Volt) - Base Voltage refers to the voltage applied to the base of a bipolar junction transistor to control the flow of current.

STEP 1: Convert Input(s) to Base Unit

Base Voltage: 25.277 Volt --> 25.277 Volt No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

V_e = V_b-0.7 --> 25.277-0.7

Evaluating ... ...

V_e = 24.577

STEP 3: Convert Result to Output's Unit

24.577 Volt --> No Conversion Required

FINAL ANSWER

24.577 Volt <-- Emitter Voltage

(Calculation completed in 00.004 seconds)

You are here -

Home » Engineering » Electronics » Amplifiers » Transistor Amplifiers » Emitter Follower » Input Voltage of Emitter Follower

Credits

Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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

Verified by Urvi Rathod

Vishwakarma Government Engineering College (VGEC), Ahmedabad

Urvi Rathod has verified this Calculator and 1900+ more calculators!

< Emitter Follower Calculators

Output Resistance of Emitter Follower

LaTeX Go Finite Resistance = (1/Load Resistance+1/Small Signal Voltage+1/Emitter Resistance)+(1/Base Impedance+1/Signal Resistance)/(Collector Base Current Gain+1)

Collector Current in Active Region when Transistor Acts as Amplifier

LaTeX Go Collector Current = Saturation Current*e^(Voltage across Base Emitter Junction/Threshold Voltage)

Saturation Current of Emitter Follower

LaTeX Go Saturation Current = Collector Current/e^(Voltage across Base Emitter Junction/Threshold Voltage)

Input Resistance of Emitter Follower

LaTeX Go Input Resistance = 1/(1/Signal Resistance in Base+1/Base Resistance)

< Multi Stage Transistor Amplifiers Calculators

Open Circuit Bipolar Cascode Voltage Gain

LaTeX Go Bipolar Cascode Voltage Gain = -MOSFET Primary Transconductance*(MOSFET Secondary Transconductance*Finite Output Resistance)*(1/Finite Output Resistance of Transistor 1+1/Small Signal Input Resistance)^-1

Drain Resistance of Cascode Amplifier

LaTeX Go Drain Resistance = (Output Voltage Gain/(MOSFET Primary Transconductance^2*Finite Output Resistance))

Output voltage gain of MOS Cascode Amplifier

LaTeX Go Output Voltage Gain = -MOSFET Primary Transconductance^2*Finite Output Resistance*Drain Resistance

Equivalent Resistance of Cascode Amplifier

LaTeX Go Resistance between Drain and Ground = (1/Finite Output Resistance of Transistor 1+1/Input Resistance)^-1

Input Voltage of Emitter Follower Formula

LaTeX Go

Emitter Voltage = Base Voltage-0.7
V_e = V_b-0.7

What is meant by emitter follower?

Emitter follower is a case of the negative current feedback circuit. This is mostly used as a last-stage amplifier in signal generator circuits. The important features of Emitter Follower are − It has high input impedance. It has low output impedance.

How to Calculate Input Voltage of Emitter Follower?

Input Voltage of Emitter Follower calculator uses Emitter Voltage = Base Voltage-0.7 to calculate the Emitter Voltage, The Input voltage of emitter follower formula is defined as voltage supplied to circuit, input voltage is supply voltage in system, Input voltage is referred to voltage needed to supply to system. Emitter Voltage is denoted by V_e symbol.

How to calculate Input Voltage of Emitter Follower using this online calculator? To use this online calculator for Input Voltage of Emitter Follower, enter Base Voltage (V_b) and hit the calculate button. Here is how the Input Voltage of Emitter Follower calculation can be explained with given input values -> 24.577 = 25.277-0.7.

FAQ

What is Input Voltage of Emitter Follower?

The Input voltage of emitter follower formula is defined as voltage supplied to circuit, input voltage is supply voltage in system, Input voltage is referred to voltage needed to supply to system and is represented as V_e = V_b-0.7 or Emitter Voltage = Base Voltage-0.7. Base Voltage refers to the voltage applied to the base of a bipolar junction transistor to control the flow of current.

How to calculate Input Voltage of Emitter Follower?

The Input voltage of emitter follower formula is defined as voltage supplied to circuit, input voltage is supply voltage in system, Input voltage is referred to voltage needed to supply to system is calculated using Emitter Voltage = Base Voltage-0.7. To calculate Input Voltage of Emitter Follower, you need Base Voltage (V_b). With our tool, you need to enter the respective value for Base Voltage and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

Home

FREE PDFs

🔍 Search