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الجمعة، 5 سبتمبر 2014

Volt-Sec balance and sm ripple approx

In this lecture we will develop the basic analytical techniques that allow us to solve for the voltages and currents of any arbitrary switching converter.
Specifically we will employ the small ripple approximation to simplify the equations, and we'll derive the principles of inductor volt second balance and capacitor charge balance that give us the DC equations of the converter circuit.
So if you recall from the previous lectures we discussed the buck converter having a switch and having a low-pass filter that removes the switch in harmonics but allows the DC components or the DC component of the waveform through to the output.