Short-Circuit Transconductance Formula

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Transconductance is the ratio of the change in current at the output terminal to the change in the voltage at the input terminal of an active device. Check FAQs
Gm=IoVin
Gm - Transconductance?Io - Output Current?Vin - Input Voltage?

Short-Circuit Transconductance Example

With values
With units
Only example

Here is how the Short-Circuit Transconductance equation looks like with Values.

Here is how the Short-Circuit Transconductance equation looks like with Units.

Here is how the Short-Circuit Transconductance equation looks like.

1.72Edit=4.3Edit2.5Edit
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Short-Circuit Transconductance Solution

Follow our step by step solution on how to calculate Short-Circuit Transconductance?

FIRST Step Consider the formula
Gm=IoVin
Next Step Substitute values of Variables
Gm=4.3mA2.5V
Next Step Convert Units
Gm=0.0043A2.5V
Next Step Prepare to Evaluate
Gm=0.00432.5
Next Step Evaluate
Gm=0.00172S
LAST Step Convert to Output's Unit
Gm=1.72mS

Short-Circuit Transconductance Formula Elements

Variables
Transconductance
Transconductance is the ratio of the change in current at the output terminal to the change in the voltage at the input terminal of an active device.
Symbol: Gm
Measurement: Electric ConductanceUnit: mS
Note: Value can be positive or negative.
Output Current
The Output Current of the amplifier is defined as the maximum current that can be supplied to the load.
Symbol: Io
Measurement: Electric CurrentUnit: mA
Note: Value should be greater than 0.
Input Voltage
Input voltage is the voltage supplied to the device.
Symbol: Vin
Measurement: Electric PotentialUnit: V
Note: Value can be positive or negative.

Other formulas in Transconductance category

​Go Common-Base Current Gain
α=ββ+1
​Go Intrinsic Gain of BJT
Ao=VAVt
​Go Total Power Dissipated in BJT
P=VCEIc+VBEIB
​Go Common Mode Rejection Ratio
CMRR=20log10(AdAcm)

How to Evaluate Short-Circuit Transconductance?

Short-Circuit Transconductance evaluator uses Transconductance = Output Current/Input Voltage to evaluate the Transconductance, The Short-Circuit Transconductance of a circuit is the measure of its strength in converting an input voltage signal into an output voltage signal. Transconductance is denoted by Gm symbol.

How to evaluate Short-Circuit Transconductance using this online evaluator? To use this online evaluator for Short-Circuit Transconductance, enter Output Current (Io) & Input Voltage (Vin) and hit the calculate button.

FAQs on Short-Circuit Transconductance

What is the formula to find Short-Circuit Transconductance?
The formula of Short-Circuit Transconductance is expressed as Transconductance = Output Current/Input Voltage. Here is an example- 1720 = 0.0043/2.5.
How to calculate Short-Circuit Transconductance?
With Output Current (Io) & Input Voltage (Vin) we can find Short-Circuit Transconductance using the formula - Transconductance = Output Current/Input Voltage.
Can the Short-Circuit Transconductance be negative?
Yes, the Short-Circuit Transconductance, measured in Electric Conductance can be negative.
Which unit is used to measure Short-Circuit Transconductance?
Short-Circuit Transconductance is usually measured using the Millisiemens[mS] for Electric Conductance. Siemens[mS], Megasiemens[mS], Mho[mS] are the few other units in which Short-Circuit Transconductance can be measured.
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