Continuous mode for buck converter

Discussion in 'Homework Help' started by chudiandeyu, Nov 2, 2010.

  1. chudiandeyu

    Thread Starter Member

    Oct 26, 2010
    36
    0
    How to calculate the smallest inductor value for a buck converter to make it in continuous mode?
    Thanks !!
    Or boost converter
     
  2. Jony130

    AAC Fanatic!

    Feb 17, 2009
    3,957
    1,097
    For boost
    L = Vin * ( 1 - Vin/Vout) * T/ (2 * Iload_min)

    T = 1/f

    And for buck

    L = T * ( 1 - Vout/Vin ) * Vout/ ( 2 * Iload_min)
     
    ahmedkh likes this.
  3. chudiandeyu

    Thread Starter Member

    Oct 26, 2010
    36
    0
    @Jony130
    Thanks :) I had this in the exam yesterday
     
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