PowerPoint PresentationSlide 2Slide 3Slide 4Slide 5Slide 6Slide 7Slide 8Slide 9Modeling conduction loss SEPIC exampleAveraging the terminal currentsElimination of intermediate variablesSpice library model CCM2Insert model into SEPIC Simulation of conversion ratio and efficiencySimulation model Buck-boost with conduction lossTransient analysis exampleModeling conduction lossSEPIC exampleMOSFET Ron, diode VDAveraged terminal voltages of switch network, including conduction losses:Averaging the terminal currentsElimination of intermediate variablesFrom previous slides:Eliminate inductor currents and capacitor voltages, which are external to switch network:Construct equivalent circuit:Spice library model CCM2Insert model into SEPICSimulation of conversion ratio and efficiencySimulation modelBuck-boost with conduction lossBuck-boost converter Averaged switch modelTransient analysis
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