Input Power for Step down Chopper Formula

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Input Power Buck Converter also known as a Buck Chopper, refers to the Electrical Power Supplied to the Chopper Circuit from the Input Source. Check FAQs
Pin(bu)=(1Ttot)((Vs(Vs-VdR)),x,0,(dTtot))
Pin(bu) - Input Power Buck Converter?Ttot - Total Switching Period?Vs - Source Voltage?Vd - Chopper Drop?R - Resistance?d - Duty Cycle?

Input Power for Step down Chopper Example

With values
With units
Only example

Here is how the Input Power for Step down Chopper equation looks like with Values.

Here is how the Input Power for Step down Chopper equation looks like with Units.

Here is how the Input Power for Step down Chopper equation looks like.

128.9438Edit=(11.2Edit)((100Edit(100Edit-2.5Edit40Edit)),x,0,(0.529Edit1.2Edit))
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Input Power for Step down Chopper Solution

Follow our step by step solution on how to calculate Input Power for Step down Chopper?

FIRST Step Consider the formula
Pin(bu)=(1Ttot)((Vs(Vs-VdR)),x,0,(dTtot))
Next Step Substitute values of Variables
Pin(bu)=(11.2s)((100V(100V-2.5V40Ω)),x,0,(0.5291.2s))
Next Step Prepare to Evaluate
Pin(bu)=(11.2)((100(100-2.540)),x,0,(0.5291.2))
Next Step Evaluate
Pin(bu)=128.94375W
LAST Step Rounding Answer
Pin(bu)=128.9438W

Input Power for Step down Chopper Formula Elements

Variables
Functions
Input Power Buck Converter
Input Power Buck Converter also known as a Buck Chopper, refers to the Electrical Power Supplied to the Chopper Circuit from the Input Source.
Symbol: Pin(bu)
Measurement: PowerUnit: W
Note: Value can be positive or negative.
Total Switching Period
Total Switching Period Time is the Total Switching Period, which Includes both the On-time and Off-time of the Switch.
Symbol: Ttot
Measurement: TimeUnit: s
Note: Value should be greater than 0.
Source Voltage
Source voltage is defined as the voltage or potential difference of the source which is supplying voltage to the chopper.
Symbol: Vs
Measurement: Electric PotentialUnit: V
Note: Value should be greater than 0.
Chopper Drop
Chopper Drop refers to the Voltage drop or Voltage Loss that Occurs Across the Semiconductor Switches (such as MOSFETs or IGBTs) Within a Chopper Circuit during its Operation.
Symbol: Vd
Measurement: Electric PotentialUnit: V
Note: Value can be positive or negative.
Resistance
Resistance is defined as the resistance experienced by either the source or load connected to the circuit.
Symbol: R
Measurement: Electric ResistanceUnit: Ω
Note: Value should be greater than 0.
Duty Cycle
A Duty Cycle or power cycle is the fraction of one period in which a signal or system is active.
Symbol: d
Measurement: NAUnit: Unitless
Note: Value should be less than 1.
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.
Syntax: int(expr, arg, from, to)

Other formulas in Step Up or Step Down Chopper category

​Go Average Load Voltage for Step down Chopper (Buck Converter)
VL(bu)=dVs
​Go RMS Load Voltage for Step down Chopper (Buck Converter)
Vrms(bu)=dVs
​Go Average Output Current for Step down Chopper (Buck Converter)
io(bu)=d(VsR)
​Go Average Load Voltage Step down Chopper (Buck Converter)
VL=fcTonVs

How to Evaluate Input Power for Step down Chopper?

Input Power for Step down Chopper evaluator uses Input Power Buck Converter = (1/Total Switching Period)*int((Source Voltage*((Source Voltage-Chopper Drop)/Resistance)),x,0,(Duty Cycle*Total Switching Period)) to evaluate the Input Power Buck Converter, The Input Power for Step down Chopper, also known as the buck chopper, refers to the electrical power supplied to the chopper circuit from the input source. The input power is typically calculated as the product of the input voltage and input current. Input Power Buck Converter is denoted by Pin(bu) symbol.

How to evaluate Input Power for Step down Chopper using this online evaluator? To use this online evaluator for Input Power for Step down Chopper, enter Total Switching Period (Ttot), Source Voltage (Vs), Chopper Drop (Vd), Resistance (R) & Duty Cycle (d) and hit the calculate button.

FAQs on Input Power for Step down Chopper

What is the formula to find Input Power for Step down Chopper?
The formula of Input Power for Step down Chopper is expressed as Input Power Buck Converter = (1/Total Switching Period)*int((Source Voltage*((Source Voltage-Chopper Drop)/Resistance)),x,0,(Duty Cycle*Total Switching Period)). Here is an example- 128.9438 = (1/1.2)*int((100*((100-2.5)/40)),x,0,(0.529*1.2)).
How to calculate Input Power for Step down Chopper?
With Total Switching Period (Ttot), Source Voltage (Vs), Chopper Drop (Vd), Resistance (R) & Duty Cycle (d) we can find Input Power for Step down Chopper using the formula - Input Power Buck Converter = (1/Total Switching Period)*int((Source Voltage*((Source Voltage-Chopper Drop)/Resistance)),x,0,(Duty Cycle*Total Switching Period)). This formula also uses Definite Integral (int) function(s).
Can the Input Power for Step down Chopper be negative?
Yes, the Input Power for Step down Chopper, measured in Power can be negative.
Which unit is used to measure Input Power for Step down Chopper?
Input Power for Step down Chopper is usually measured using the Watt[W] for Power. Kilowatt[W], Milliwatt[W], Microwatt[W] are the few other units in which Input Power for Step down Chopper can be measured.
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