Switched mode power supply

Discussion in 'The Projects Forum' started by ahmadmimo, Nov 5, 2011.

  1. ahmadmimo

    Thread Starter New Member

    Dec 28, 2010
    1
    1
    I have a project to designe a power supply with this specifications:

    input 220v ac
    output: 24,12,9 or 5 dc volt
    range (1.2 - 2)
    I also need to understand the meaing of range here.
    I must use step-down transformer, compartor (with reverence volt) , Transistor.

    I'll be gratefull, if I get a help, Thank you......
     
  2. bountyhunter

    Well-Known Member

    Sep 7, 2009
    2,498
    507
    You need to know the current for each output and the tolerance of each (like 3%, 2%, etc).
     
  3. SgtWookie

    Expert

    Jul 17, 2007
    22,182
    1,728
    Reverence voltage - I like it. :)
     
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