Average Transistor Current Rating Calculator

✖Input voltage is the voltage supplied to an inverter based circuit.ⓘ Input Voltage [V_i]			+10% -10%
✖Resistance is a measure of the opposition to current flow in an inverter based circuit. Its S.I unit is ohm.ⓘ Resistance [R]			+10% -10%

✖The Average Transistor Current Rating Refers to the Maximum Average Current that a Transistor can Handle Over a Specified Time Period.ⓘ Average Transistor Current Rating [I_avg]

⎘ Copy

👎

Formula

✖

Average Transistor Current Rating

Formula

`"I"_{"avg"} = (1/(2*pi))*int("V"_{"i"}/(2*"R"),x,0,(2*pi)/3)`

Example

`"1.388889A"=(1/(2*pi))*int("225V"/(2*"27Ω"),x,0,(2*pi)/3)`

Calculator

LaTeX

Reset

👍

Download Inverters Formulas PDF PDF Image

Average Transistor Current Rating Solution

STEP 0: Pre-Calculation Summary

Formula Used

Average Transistor Current Rating = (1/(2*pi))*int(Input Voltage/(2*Resistance),x,0,(2*pi)/3)
I_avg = (1/(2*pi))*int(V_i/(2*R),x,0,(2*pi)/3)
This formula uses 1 Constants, 1 Functions, 3 Variables

Constants Used

pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288

Functions Used

int - The definite integral can be used to calculate net signed area, which is the area above the x -axis minus the area below the x -axis., int(expr, arg, from, to)

Variables Used

Average Transistor Current Rating - (Measured in Ampere) - The Average Transistor Current Rating Refers to the Maximum Average Current that a Transistor can Handle Over a Specified Time Period.
Input Voltage - (Measured in Volt) - Input voltage is the voltage supplied to an inverter based circuit.
Resistance - (Measured in Ohm) - Resistance is a measure of the opposition to current flow in an inverter based circuit. Its S.I unit is ohm.

STEP 1: Convert Input(s) to Base Unit

Input Voltage: 225 Volt --> 225 Volt No Conversion Required
Resistance: 27 Ohm --> 27 Ohm No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_avg = (1/(2*pi))*int(V_i/(2*R),x,0,(2*pi)/3) --> (1/(2*pi))*int(225/(2*27),x,0,(2*pi)/3)

Evaluating ... ...

I_avg = 1.38888888888889

STEP 3: Convert Result to Output's Unit

1.38888888888889 Ampere --> No Conversion Required

FINAL ANSWER

1.38888888888889 ≈ 1.388889 Ampere <-- Average Transistor Current Rating

(Calculation completed in 00.020 seconds)

You are here -

Home » Engineering » Electrical » Power Electronics » Inverters » Three Phase Inverters » Average Transistor Current Rating

Credits

Created by Siddharth Raj

Heritage Institute of Technology ( HITK), Kolkata

Siddharth Raj has created this Calculator and 10+ more calculators!

Verified by banuprakash

Dayananda Sagar College of Engineering (DSCE), Bangalore

banuprakash has verified this Calculator and 25+ more calculators!

< 6 Three Phase Inverters Calculators

RMS Transistor Current Rating

Go RMS Transistor Current Rating = sqrt((1/(2*pi))*int((Input Voltage/(2*Resistance))^2,x,0,((2*pi)/3)))

Line to Line RMS Voltage for SPWM Inverter

Go Line to Line RMS Output Voltage of SPWM Inverter = sqrt((2/pi)*int((Input Voltage^2),x,0,((2*pi)/3)))

Average Transistor Current Rating

Go Average Transistor Current Rating = (1/(2*pi))*int(Input Voltage/(2*Resistance),x,0,(2*pi)/3)

RMS of Fundamental Component of Line-to-Line Voltage

Go Fundamental Component RMS Voltage = 0.7797*Input Voltage

Line-to-Line RMS Voltage

Go Line to Line RMS Output Voltage = 0.8165*Input Voltage

Line-to-Neutral Voltage

Go Line to Neutral Voltage = 0.4714*Input Voltage

Average Transistor Current Rating Formula

Average Transistor Current Rating = (1/(2*pi))*int(Input Voltage/(2*Resistance),x,0,(2*pi)/3)
I_avg = (1/(2*pi))*int(V_i/(2*R),x,0,(2*pi)/3)

Describe the Consequences of Exceeding the Maximum Current Rating of a Transistor in a Circuit ?

Exceeding the maximum current rating of a transistor can lead to various detrimental effects, including overheating, performance degradation, reduced reliability, risk of catastrophic failure, and negative impacts on other components in the circuit. To mitigate these risks, it's crucial to select transistors with current ratings that exceed expected operating currents and implement proper current-limiting measures to ensure the reliable operation of the circuit.

How to Calculate Average Transistor Current Rating?

Average Transistor Current Rating calculator uses Average Transistor Current Rating = (1/(2*pi))*int(Input Voltage/(2*Resistance),x,0,(2*pi)/3) to calculate the Average Transistor Current Rating, The Average Transistor Current Rating formula is defined as the maximum average current that a transistor can handle over a specified time period without exceeding its thermal limitations or risking damage to the device. Average Transistor Current Rating is denoted by I_avg symbol.

How to calculate Average Transistor Current Rating using this online calculator? To use this online calculator for Average Transistor Current Rating, enter Input Voltage (V_i) & Resistance (R) and hit the calculate button. Here is how the Average Transistor Current Rating calculation can be explained with given input values -> 1.388889 = (1/(2*pi))*int(225/(2*27),x,0,(2*pi)/3).

FAQ

What is Average Transistor Current Rating?

The Average Transistor Current Rating formula is defined as the maximum average current that a transistor can handle over a specified time period without exceeding its thermal limitations or risking damage to the device and is represented as I_avg = (1/(2*pi))*int(V_i/(2*R),x,0,(2*pi)/3) or Average Transistor Current Rating = (1/(2*pi))*int(Input Voltage/(2*Resistance),x,0,(2*pi)/3). Input voltage is the voltage supplied to an inverter based circuit & Resistance is a measure of the opposition to current flow in an inverter based circuit. Its S.I unit is ohm.

How to calculate Average Transistor Current Rating?

The Average Transistor Current Rating formula is defined as the maximum average current that a transistor can handle over a specified time period without exceeding its thermal limitations or risking damage to the device is calculated using Average Transistor Current Rating = (1/(2*pi))*int(Input Voltage/(2*Resistance),x,0,(2*pi)/3). To calculate Average Transistor Current Rating, you need Input Voltage (V_i) & Resistance (R). With our tool, you need to enter the respective value for Input Voltage & Resistance and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

Home

FREE PDFs

🔍 Search