A voltage wave of 250 kHz has a Vmax=5 V and Vmin=-35 V. The duty cycle of this wave is 0.875. This voltage waveform has been applied across a 2.5 μH inductor for a very long time so that steady state has been achieved. Diagrams of the wave parameters and circuit are shown in this figure:

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A voltage wave of 250 kHz has a Vmax-5 V and Vmin=-35 V. The duty cycle of this wave is 0.875.
This voltage waveform has been applied across a 2.5 µH inductor for a very long time so that steady
state has been achieved.
Diagrams of the wave parameters and circuit are shown in this figure:
L
What is the average voltage of this wave?
Average voltage = 35 V
Voltage (arb, unit)
1.25
Minimum current: -3.5€ Amps
1
0.75
0.5
0.25
0
4.25
05
Have you integrated the wave over full cycle?
4.75
4
-1.25
Vmax
0.5
Vmin
What is the average current flowing through the inductor?
Average current = 3.56 A
15
Period/s
On average, there is no power consumed by the inductor. Have you considered this?
What are the maximum and minimum currents that flow through the inductor?
Maximum current: 0.50 Amps
D=
25
TH
TH
Have you used the relationship for current and voltage in an inductor? Have you considered the slope
of the current wave?
Transcribed Image Text:A voltage wave of 250 kHz has a Vmax-5 V and Vmin=-35 V. The duty cycle of this wave is 0.875. This voltage waveform has been applied across a 2.5 µH inductor for a very long time so that steady state has been achieved. Diagrams of the wave parameters and circuit are shown in this figure: L What is the average voltage of this wave? Average voltage = 35 V Voltage (arb, unit) 1.25 Minimum current: -3.5€ Amps 1 0.75 0.5 0.25 0 4.25 05 Have you integrated the wave over full cycle? 4.75 4 -1.25 Vmax 0.5 Vmin What is the average current flowing through the inductor? Average current = 3.56 A 15 Period/s On average, there is no power consumed by the inductor. Have you considered this? What are the maximum and minimum currents that flow through the inductor? Maximum current: 0.50 Amps D= 25 TH TH Have you used the relationship for current and voltage in an inductor? Have you considered the slope of the current wave?
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