Test Current of Transistor Amplifier Calculator

✖Test voltage involves placing an extra-high voltage across the insulation barrier of the device for one minute.ⓘ Test Voltage [V_x]			+10% -10%
✖Input resistance 2 is the opposition that an electrical component or circuit presents to the flow of electrical current when a voltage is applied to it.ⓘ Input Resistance [R_in]			+10% -10%

✖Test current is a flow of electrical charge carriers, usually electrons or electron-deficient atoms.ⓘ Test Current of Transistor Amplifier [i_x]

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Formula

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Test Current of Transistor Amplifier

Formula

`"i"_{"x"} = "V"_{"x"}/"R"_{"in"}`

Example

`"89.701mA"="27V"/"0.301kΩ"`

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Test Current of Transistor Amplifier Solution

STEP 0: Pre-Calculation Summary

Formula Used

Test Current = Test Voltage/Input Resistance
i_x = V_x/R_in
This formula uses 3 Variables

Variables Used

Test Current - (Measured in Ampere) - Test current is a flow of electrical charge carriers, usually electrons or electron-deficient atoms.
Test Voltage - (Measured in Volt) - Test voltage involves placing an extra-high voltage across the insulation barrier of the device for one minute.
Input Resistance - (Measured in Ohm) - Input resistance 2 is the opposition that an electrical component or circuit presents to the flow of electrical current when a voltage is applied to it.

STEP 1: Convert Input(s) to Base Unit

Test Voltage: 27 Volt --> 27 Volt No Conversion Required
Input Resistance: 0.301 Kilohm --> 301 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

i_x = V_x/R_in --> 27/301

Evaluating ... ...

i_x = 0.0897009966777409

STEP 3: Convert Result to Output's Unit

0.0897009966777409 Ampere -->89.7009966777409 Milliampere (Check conversion here)

FINAL ANSWER

89.7009966777409 ≈ 89.701 Milliampere <-- Test Current

(Calculation completed in 00.004 seconds)

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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Vishwakarma Government Engineering College (VGEC), Ahmedabad

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< 18 Transistor Amplifier Characteristics Calculators

Current Flowing through Induced Channel in Transistor given Oxide Voltage

Go Output Current = (Mobility of Electron*Oxide Capacitance*(Width of Channel/Length of Channel)*(Voltage across Oxide-Threshold Voltage))*Saturation Voltage between Drain and Source

Overall Effective Voltage of MOSFET Transconductance

Go Effective Voltage = sqrt(2*Saturation Drain Current/(Process Transconductance Parameter*(Width of Channel/Length of Channel)))

Current Entering Drain Terminal of MOSFET at Saturation

Go Saturation Drain Current = 1/2*Process Transconductance Parameter*(Width of Channel/Length of Channel)*(Effective Voltage)^2

Input Voltage given Signal Voltage

Go Fundamental Component Voltage = (Finite Input Resistance/(Finite Input Resistance+Signal Resistance))*Small Signal Voltage

Transconductance Parameter of MOS Transistor

Go Transconductance Parameter = Drain Current/((Voltage across Oxide-Threshold Voltage)*Voltage between Gate and Source)

Instantaneous Drain Current using Voltage between Drain and Source

Go Drain Current = Transconductance Parameter*(Voltage across Oxide-Threshold Voltage)*Voltage between Gate and Source

Drain Current of Transistor

Go Drain Current = (Fundamental Component Voltage+Total Instantaneous Drain Voltage)/Drain Resistance

Total Instantaneous Drain Voltage

Go Total Instantaneous Drain Voltage = Fundamental Component Voltage-Drain Resistance*Drain Current

Input Voltage in Transistor

Go Fundamental Component Voltage = Drain Resistance*Drain Current-Total Instantaneous Drain Voltage

Transconductance of Transistor Amplifiers

Go MOSFET Primary Transconductance = (2*Drain Current)/(Voltage across Oxide-Threshold Voltage)

Signal Current in Emitter given Input Signal

Go Signal Current in Emitter = Fundamental Component Voltage/Emitter Resistance

Transconductance using Collector Current of Transistor Amplifier

Go MOSFET Primary Transconductance = Collector Current/Threshold Voltage

Input Resistance of Common-Collector Amplifier

Go Input Resistance = Fundamental Component Voltage/Base Current

Output Resistance of Common Gate Circuit given Test-Voltage

Go Finite Output Resistance = Test Voltage/Test Current

Amplifier Input of Transistor Amplifier

Go Amplifier Input = Input Resistance*Input Current

DC Current Gain of Amplifier

Go DC Current Gain = Collector Current/Base Current

Input Resistance of Common-Gate Circuit

Go Input Resistance = Test Voltage/Test Current

Test Current of Transistor Amplifier

Go Test Current = Test Voltage/Input Resistance

Test Current of Transistor Amplifier Formula

Test Current = Test Voltage/Input Resistance
i_x = V_x/R_in

What is common drain amplifier?

A common-drain amplifier is one in which the input signal is applied to the gate and the output is taken from the source, making the drain common to both. Because it is common, there is no need for a drain resistor. A common-drain amplifier is shown below. A common-drain amplifier is also called a source-follower.

How to Calculate Test Current of Transistor Amplifier?

Test Current of Transistor Amplifier calculator uses Test Current = Test Voltage/Input Resistance to calculate the Test Current, Test Current of Transistor Amplifier is a measurement of the current flowing through an amplifier's transistors. This test is important to ensure the amplifier is functioning correctly and to identify any potential issues. Test Current is denoted by i_x symbol.

How to calculate Test Current of Transistor Amplifier using this online calculator? To use this online calculator for Test Current of Transistor Amplifier, enter Test Voltage (V_x) & Input Resistance (R_in) and hit the calculate button. Here is how the Test Current of Transistor Amplifier calculation can be explained with given input values -> 89701 = 27/301.

FAQ

What is Test Current of Transistor Amplifier?

Test Current of Transistor Amplifier is a measurement of the current flowing through an amplifier's transistors. This test is important to ensure the amplifier is functioning correctly and to identify any potential issues and is represented as i_x = V_x/R_in or Test Current = Test Voltage/Input Resistance. Test voltage involves placing an extra-high voltage across the insulation barrier of the device for one minute & Input resistance 2 is the opposition that an electrical component or circuit presents to the flow of electrical current when a voltage is applied to it.

How to calculate Test Current of Transistor Amplifier?

Test Current of Transistor Amplifier is a measurement of the current flowing through an amplifier's transistors. This test is important to ensure the amplifier is functioning correctly and to identify any potential issues is calculated using Test Current = Test Voltage/Input Resistance. To calculate Test Current of Transistor Amplifier, you need Test Voltage (V_x) & Input Resistance (R_in). With our tool, you need to enter the respective value for Test Voltage & Input Resistance 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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