Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable Calculator

✖Base Current is a crucial current of bipolar junction transistor. Without the base current, the transistor cannot turn on.ⓘ Base Current [I_B]			+10% -10%
✖Input Resistance is the resistance seen by the current source or voltage source which drives the circuit.ⓘ Input Resistance [R_in]			+10% -10%
✖Complex frequency variable describes a sinusoidal signal with increasing (positive σ) or decreasing (negative σ) sine wave.ⓘ Complex Frequency Variable [s]			+10% -10%
✖Collector-Base Junction Capacitance in active mode is reverse biased and is the capacitance between collector and base.ⓘ Collector-Base Junction Capacitance [C_cb]			+10% -10%
✖Base–Emitter Junction Capacitance is the capacitance of the junction that is forward-biased and is represented by a diode.ⓘ Base–Emitter Junction Capacitance [C]			+10% -10%

✖Input voltage is the voltage supplied to the device.ⓘ Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable [V_in]

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Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable Solution

STEP 0: Pre-Calculation Summary

Formula Used

Input Voltage = Base Current/((1/Input Resistance)+Complex Frequency Variable*(Collector-Base Junction Capacitance+Base–Emitter Junction Capacitance))
V_in = I_B/((1/R_in)+s*(C_cb+C))
This formula uses 6 Variables

Variables Used

Input Voltage - (Measured in Volt) - Input voltage is the voltage supplied to the device.
Base Current - (Measured in Ampere) - Base Current is a crucial current of bipolar junction transistor. Without the base current, the transistor cannot turn on.
Input Resistance - (Measured in Ohm) - Input Resistance is the resistance seen by the current source or voltage source which drives the circuit.
Complex Frequency Variable - Complex frequency variable describes a sinusoidal signal with increasing (positive σ) or decreasing (negative σ) sine wave.
Collector-Base Junction Capacitance - (Measured in Farad) - Collector-Base Junction Capacitance in active mode is reverse biased and is the capacitance between collector and base.
Base–Emitter Junction Capacitance - (Measured in Farad) - Base–Emitter Junction Capacitance is the capacitance of the junction that is forward-biased and is represented by a diode.

STEP 1: Convert Input(s) to Base Unit

Base Current: 0.077 Milliampere --> 7.7E-05 Ampere (Check conversion here)
Input Resistance: 8.95 Kilohm --> 8950 Ohm (Check conversion here)
Complex Frequency Variable: 2.85 --> No Conversion Required
Collector-Base Junction Capacitance: 1.2 Microfarad --> 1.2E-06 Farad (Check conversion here)
Base–Emitter Junction Capacitance: 9.55 Microfarad --> 9.55E-06 Farad (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

V_in = I_B/((1/R_in)+s*(C_cb+C)) --> 7.7E-05/((1/8950)+2.85*(1.2E-06+9.55E-06))

Evaluating ... ...

V_in = 0.54084677267062

STEP 3: Convert Result to Output's Unit

0.54084677267062 Volt --> No Conversion Required

FINAL ANSWER

0.54084677267062 ≈ 0.540847 Volt <-- Input Voltage

(Calculation completed in 00.020 seconds)

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Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable Formula

LaTeX Go

Input Voltage = Base Current/((1/Input Resistance)+Complex Frequency Variable*(Collector-Base Junction Capacitance+Base–Emitter Junction Capacitance))
V_in = I_B/((1/R_in)+s*(C_cb+C))

What is the unity gain frequency?

The unity-gain bandwidth of an amplifier is simply the frequency of an input signal at which the open-loop gain is equal to 1. Note that the open-loop gain is the measured maximum gain of the amplifier when no components are present in the feedback loop. This frequency is referred to as the unity-gain bandwidth.

How to Calculate Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable?

Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable calculator uses Input Voltage = Base Current/((1/Input Resistance)+Complex Frequency Variable*(Collector-Base Junction Capacitance+Base–Emitter Junction Capacitance)) to calculate the Input Voltage, The Finite input voltage of BJT at unity gain frequency given complex frequency variable formula is defined as a voltage supplied to the circuit, the input voltage is a supply voltage in the system, the Input voltage is referred to the voltage needed to supply to the system. Input Voltage is denoted by V_in symbol.

How to calculate Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable using this online calculator? To use this online calculator for Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable, enter Base Current (I_B), Input Resistance (R_in), Complex Frequency Variable (s), Collector-Base Junction Capacitance (C_cb) & Base–Emitter Junction Capacitance (C) and hit the calculate button. Here is how the Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable calculation can be explained with given input values -> 0.540847 = 7.7E-05/((1/8950)+2.85*(1.2E-06+9.55E-06)).

FAQ

What is Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable?

The Finite input voltage of BJT at unity gain frequency given complex frequency variable formula is defined as a voltage supplied to the circuit, the input voltage is a supply voltage in the system, the Input voltage is referred to the voltage needed to supply to the system and is represented as V_in = I_B/((1/R_in)+s*(C_cb+C)) or Input Voltage = Base Current/((1/Input Resistance)+Complex Frequency Variable*(Collector-Base Junction Capacitance+Base–Emitter Junction Capacitance)). Base Current is a crucial current of bipolar junction transistor. Without the base current, the transistor cannot turn on, Input Resistance is the resistance seen by the current source or voltage source which drives the circuit, Complex frequency variable describes a sinusoidal signal with increasing (positive σ) or decreasing (negative σ) sine wave, Collector-Base Junction Capacitance in active mode is reverse biased and is the capacitance between collector and base & Base–Emitter Junction Capacitance is the capacitance of the junction that is forward-biased and is represented by a diode.

How to calculate Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable?

The Finite input voltage of BJT at unity gain frequency given complex frequency variable formula is defined as a voltage supplied to the circuit, the input voltage is a supply voltage in the system, the Input voltage is referred to the voltage needed to supply to the system is calculated using Input Voltage = Base Current/((1/Input Resistance)+Complex Frequency Variable*(Collector-Base Junction Capacitance+Base–Emitter Junction Capacitance)). To calculate Finite Input Voltage of BJT at Unity Gain Frequency given Complex Frequency Variable, you need Base Current (I_B), Input Resistance (R_in), Complex Frequency Variable (s), Collector-Base Junction Capacitance (C_cb) & Base–Emitter Junction Capacitance (C). With our tool, you need to enter the respective value for Base Current, Input Resistance, Complex Frequency Variable, Collector-Base Junction Capacitance & Base–Emitter Junction Capacitance 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 Input Voltage?

In this formula, Input Voltage uses Base Current, Input Resistance, Complex Frequency Variable, Collector-Base Junction Capacitance & Base–Emitter Junction Capacitance. We can use 1 other way(s) to calculate the same, which is/are as follows -

Input Voltage = Base Current*(1/Input Resistance+1/Collector-Base Junction Capacitance+1/Emitter-Base Capacitance)

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