Voltage Gain given Collector Current Solution

STEP 0: Pre-Calculation Summary
Formula Used
Voltage Gain = -(Collector Current/Thermal Voltage)*Collector Resistance
Av = -(Ic/Vt)*Rc
This formula uses 4 Variables
Variables Used
Voltage Gain - (Measured in Decibel) - Voltage gain is defined as the ratio of the output voltage to the input voltage.
Collector Current - (Measured in Ampere) - Collector current is an amplified output current of a bipolar junction transistor.
Thermal Voltage - (Measured in Volt) - Thermal Voltage is the voltage produced within the p-n junction.
Collector Resistance - (Measured in Ohm) - Collector Resistance (Rc)helps to set the transistor at the "operating point" of the amplifier. The purpose of the emitter resistor Re is to prevent "thermal runaway".
STEP 1: Convert Input(s) to Base Unit
Collector Current: 5 Milliampere --> 0.005 Ampere (Check conversion here)
Thermal Voltage: 4.7 Volt --> 4.7 Volt No Conversion Required
Collector Resistance: 3.75 Kilohm --> 3750 Ohm (Check conversion here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Av = -(Ic/Vt)*Rc --> -(0.005/4.7)*3750
Evaluating ... ...
Av = -3.98936170212766
STEP 3: Convert Result to Output's Unit
-3.98936170212766 Decibel --> No Conversion Required
FINAL ANSWER
-3.98936170212766 -3.989362 Decibel <-- Voltage Gain
(Calculation completed in 00.004 seconds)

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16 Amplification Factor/Gain Calculators

Amplification Factor of BJT
Go BJT Amplification Factor = (Collector Current/Threshold Voltage)*((Positive DC Voltage+Collector-Emitter Voltage)/Collector Current)
Overall Voltage Gain of Amplifier when Load Resistance is Connected to Output
Go Voltage Gain = Common-Base Current Gain*(1/Collector Resistance+1/Load Resistance)^-1/(Signal Resistance+Emitter Resistance)
Overall Voltage Gain of Buffer Amplifier given Load Resistance
Go Voltage Gain = Load Resistance/(Load Resistance+Emitter Resistance+Signal Resistance/(Common Emitter Current Gain+1))
Overall Voltage Gain given Load Resistance of BJT
Go Voltage Gain = -Transconductance*((Collector Resistance*Load Resistance)/(Collector Resistance+Load Resistance))
Common Mode Gain of BJT
Go Common Mode Gain = -(Collector Resistance/(2*Output Resistance))*(Change in Collector Resistance/Collector Resistance)
Total Power Dissipated in BJT
Go Power = Collector-Emitter Voltage*Collector Current+Base-Emitter Voltage*Base Current
Voltage Gain given all Voltages
Go Voltage Gain = -(Supply Voltage-Collector-Emitter Voltage)/Thermal Voltage
Voltage Gain given Collector Current
Go Voltage Gain = -(Collector Current/Thermal Voltage)*Collector Resistance
Total Power Supplied in BJT
Go Power = Supply Voltage*(Collector Current+Input Current)
Common-Base Current Gain
Go Common-Base Current Gain = Common Emitter Current Gain/(Common Emitter Current Gain+1)
Common-Emitter Current Gain using Common-Base Current Gain
Go Common Emitter Current Gain = Common-Base Current Gain/(1-Common-Base Current Gain)
Open Circuit Voltage Gain given Open Circuit Transresistance
Go Open Circuit Voltage Gain = Open Circuit Transresistance/Input Resistance
Forced Common-Emitter Current Gain
Go Forced Common-Emitter Current Gain = Collector Current/Base Current
Voltage Gain given Transconductance and Collector Resistance
Go Voltage Gain = -Transconductance*Collector Resistance
Intrinsic Gain of BJT
Go Intrinsic Gain = Early Voltage/Thermal Voltage
Short-Circuit Current Gain
Go Current Gain = Output Current/Input Current

Voltage Gain given Collector Current Formula

Voltage Gain = -(Collector Current/Thermal Voltage)*Collector Resistance
Av = -(Ic/Vt)*Rc

What is voltage gain?

The difference between the output signal voltage level in decibels and the input signal voltage level in decibels; this value is equal to 20 times the common logarithm of the ratio of the output voltage to the input voltage.

How to Calculate Voltage Gain given Collector Current?

Voltage Gain given Collector Current calculator uses Voltage Gain = -(Collector Current/Thermal Voltage)*Collector Resistance to calculate the Voltage Gain, The voltage gain given collector current is the amount of voltage that an electronic device needs in order to power on and function. Voltage Gain is denoted by Av symbol.

How to calculate Voltage Gain given Collector Current using this online calculator? To use this online calculator for Voltage Gain given Collector Current, enter Collector Current (Ic), Thermal Voltage (Vt) & Collector Resistance (Rc) and hit the calculate button. Here is how the Voltage Gain given Collector Current calculation can be explained with given input values -> -3.989362 = -(0.005/4.7)*3750.

FAQ

What is Voltage Gain given Collector Current?
The voltage gain given collector current is the amount of voltage that an electronic device needs in order to power on and function and is represented as Av = -(Ic/Vt)*Rc or Voltage Gain = -(Collector Current/Thermal Voltage)*Collector Resistance. Collector current is an amplified output current of a bipolar junction transistor, Thermal Voltage is the voltage produced within the p-n junction & Collector Resistance (Rc)helps to set the transistor at the "operating point" of the amplifier. The purpose of the emitter resistor Re is to prevent "thermal runaway".
How to calculate Voltage Gain given Collector Current?
The voltage gain given collector current is the amount of voltage that an electronic device needs in order to power on and function is calculated using Voltage Gain = -(Collector Current/Thermal Voltage)*Collector Resistance. To calculate Voltage Gain given Collector Current, you need Collector Current (Ic), Thermal Voltage (Vt) & Collector Resistance (Rc). With our tool, you need to enter the respective value for Collector Current, Thermal Voltage & Collector Resistance 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 Voltage Gain?
In this formula, Voltage Gain uses Collector Current, Thermal Voltage & Collector Resistance. We can use 5 other way(s) to calculate the same, which is/are as follows -
  • Voltage Gain = -(Supply Voltage-Collector-Emitter Voltage)/Thermal Voltage
  • Voltage Gain = -Transconductance*Collector Resistance
  • Voltage Gain = -Transconductance*((Collector Resistance*Load Resistance)/(Collector Resistance+Load Resistance))
  • Voltage Gain = Common-Base Current Gain*(1/Collector Resistance+1/Load Resistance)^-1/(Signal Resistance+Emitter Resistance)
  • Voltage Gain = Load Resistance/(Load Resistance+Emitter Resistance+Signal Resistance/(Common Emitter Current Gain+1))
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