Current in Common-Mode Rejection of MOSFET Calculator

✖Incremental signal may refer to a small change in an analog signal, such as a voltage or current, that represents a small change in the input or output of a device.ⓘ Incremental Signal [v_icm]			+10% -10%
✖Transconductance is defined as the ratio of the change in the output current to the change in the input voltage, with the gate-source voltage held constant.ⓘ Transconductance [g_m]			+10% -10%
✖Output resistance refers to the resistance of an electronic circuit to the flow of current when a load is connected to its output.ⓘ Output Resistance [R_out]			+10% -10%

✖Total current is a term used in electrical engineering and physics to refer to the sum of all the electric currents flowing through a particular point in a circuit or conductor.ⓘ Current in Common-Mode Rejection of MOSFET [I_t]

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Current in Common-Mode Rejection of MOSFET

Formula

`"I"_{"t"} = "v"_{"icm"}/((1/"g"_{"m"})+(2*"R"_{"out"}))`

Example

`"7.727273mA"="85"/((1/"0.5mS")+(2*"4.5kΩ"))`

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Current in Common-Mode Rejection of MOSFET Solution

STEP 0: Pre-Calculation Summary

Formula Used

Total Current = Incremental Signal/((1/Transconductance)+(2*Output Resistance))
I_t = v_icm/((1/g_m)+(2*R_out))
This formula uses 4 Variables

Variables Used

Total Current - (Measured in Ampere) - Total current is a term used in electrical engineering and physics to refer to the sum of all the electric currents flowing through a particular point in a circuit or conductor.
Incremental Signal - Incremental signal may refer to a small change in an analog signal, such as a voltage or current, that represents a small change in the input or output of a device.
Transconductance - (Measured in Siemens) - Transconductance is defined as the ratio of the change in the output current to the change in the input voltage, with the gate-source voltage held constant.
Output Resistance - (Measured in Ohm) - Output resistance refers to the resistance of an electronic circuit to the flow of current when a load is connected to its output.

STEP 1: Convert Input(s) to Base Unit

Incremental Signal: 85 --> No Conversion Required
Transconductance: 0.5 Millisiemens --> 0.0005 Siemens (Check conversion here)
Output Resistance: 4.5 Kilohm --> 4500 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_t = v_icm/((1/g_m)+(2*R_out)) --> 85/((1/0.0005)+(2*4500))

Evaluating ... ...

I_t = 0.00772727272727273

STEP 3: Convert Result to Output's Unit

0.00772727272727273 Ampere -->7.72727272727273 Milliampere (Check conversion here)

FINAL ANSWER

7.72727272727273 ≈ 7.727273 Milliampere <-- Total Current

(Calculation completed in 00.004 seconds)

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Home » Engineering » Electronics » MOSFET » Analog Electronics » Current » Current in Common-Mode Rejection of MOSFET

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Created by Payal Priya

Birsa Institute of Technology (BIT), Sindri

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National Institute Of Technology (NIT), Hamirpur

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< 12 Current Calculators

Second Drain Current of MOSFET on Large-Signal Operation

Go Drain Current 2 = DC Bias Current/2-DC Bias Current/Overdrive Voltage*Differential Input Signal/2*sqrt(1-(Differential Input Signal)^2/(4*Overdrive Voltage^2))

First Drain Current of MOSFET on Large-Signal Operation

Go Drain Current 1 = DC Bias Current/2+DC Bias Current/Overdrive Voltage*Differential Input Signal/2*sqrt(1-Differential Input Signal^2/(4*Overdrive Voltage^2))

Instantaneous Drain Current

Go Drain Current = Transconductance Parameter*(DC Component of Gate to Source Voltage-Total Voltage+Critical Voltage)^2

Drain Saturation Current of MOSFET

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

Drain Current without Channel-Length Modulation of MOSFET

Go Drain Current = 1/2*Process Transconductance in PMOS*Aspect Ratio*(Gate-Source Voltage-Threshold Voltage)^2

Second Drain Current of MOSFET on Large-Signal Operation given Overdrive Voltage

Go Drain Current 2 = DC Bias Current/2-DC Bias Current/Overdrive Voltage*Differential Input Signal/2

First Drain Current of MOSFET on Large-Signal Operation given Overdrive Voltage

Go Drain Current 1 = DC Bias Current/2+DC Bias Current/Overdrive Voltage*Differential Input Signal/2

Drain Current of MOSFET on Large-Signal Operation given Overdrive Voltage

Go Drain Current = (DC Bias Current/Overdrive Voltage)*(Differential Input Signal/2)

Instantaneous Drain Current with respect to DC Component of Vgs

Go Drain Current = Transconductance Parameter*((Critical Voltage-Total Voltage)^2)

Current in Common-Mode Rejection of MOSFET

Go Total Current = Incremental Signal/((1/Transconductance)+(2*Output Resistance))

Drain Current in Load Line

Go Drain Current = (Supply Voltage-Drain Source Voltage)/Load Resistance

Short Circuit Current of MOSFET

Go Output Current = Transconductance*Gate-Source Voltage

Current in Common-Mode Rejection of MOSFET Formula

Total Current = Incremental Signal/((1/Transconductance)+(2*Output Resistance))
I_t = v_icm/((1/g_m)+(2*R_out))

What does common mode rejection do?

Common-mode rejection is the ability of the differential amplifier (which sits between the oscilloscope and probes as a signal-conditioning preamp) to eliminate the common-mode voltage from the output. But as signal frequencies rise, CMRR deteriorates.

How to Calculate Current in Common-Mode Rejection of MOSFET?

Current in Common-Mode Rejection of MOSFET calculator uses Total Current = Incremental Signal/((1/Transconductance)+(2*Output Resistance)) to calculate the Total Current, The Current in common-mode rejection of MOSFET formula is defined as a stream of charged particles, such as electrons or ions, moving through an electrical conductor of MOSFET. Total Current is denoted by I_t symbol.

How to calculate Current in Common-Mode Rejection of MOSFET using this online calculator? To use this online calculator for Current in Common-Mode Rejection of MOSFET, enter Incremental Signal (v_icm), Transconductance (g_m) & Output Resistance (R_out) and hit the calculate button. Here is how the Current in Common-Mode Rejection of MOSFET calculation can be explained with given input values -> 7727.273 = 85/((1/0.0005)+(2*4500)).

FAQ

What is Current in Common-Mode Rejection of MOSFET?

The Current in common-mode rejection of MOSFET formula is defined as a stream of charged particles, such as electrons or ions, moving through an electrical conductor of MOSFET and is represented as I_t = v_icm/((1/g_m)+(2*R_out)) or Total Current = Incremental Signal/((1/Transconductance)+(2*Output Resistance)). Incremental signal may refer to a small change in an analog signal, such as a voltage or current, that represents a small change in the input or output of a device, Transconductance is defined as the ratio of the change in the output current to the change in the input voltage, with the gate-source voltage held constant & Output resistance refers to the resistance of an electronic circuit to the flow of current when a load is connected to its output.

How to calculate Current in Common-Mode Rejection of MOSFET?

The Current in common-mode rejection of MOSFET formula is defined as a stream of charged particles, such as electrons or ions, moving through an electrical conductor of MOSFET is calculated using Total Current = Incremental Signal/((1/Transconductance)+(2*Output Resistance)). To calculate Current in Common-Mode Rejection of MOSFET, you need Incremental Signal (v_icm), Transconductance (g_m) & Output Resistance (R_out). With our tool, you need to enter the respective value for Incremental Signal, Transconductance & Output 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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