Canonical Circuit Modeling of Buck-Boost

Discussion in 'General Electronics Chat' started by Fethiyeli, Mar 5, 2015.

  1. Fethiyeli

    Thread Starter Member

    Mar 16, 2013
    31
    0
    Hi everyone. I could not understand to find canonical circuit model of ccm buck-boost converter. I've been reading fundamentals of power electronics 2nd edition by erickson. Here is where i am stuck in.

    [​IMG]

    I could not understand how the current sources has become as shown below.

    [​IMG]

    Thanks.
     
  2. Fethiyeli

    Thread Starter Member

    Mar 16, 2013
    31
    0
    Solved. I forgot the equation D=1-D' and if there are a voltage and current source, they become a voltage source with neglecting the current source.
     
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