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How can we make -ve Power Supply

Discussion in 'CAD' started by Nitin, Jan 24, 2006.

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  1. Nitin

    Nitin Guest

    Hello Friends
    This is Nitin Dhaneshwar,Asking all of you how can we make -ve power
    In this power supply the load is 5 & 12 volt .Can we make both -ve &
    power supply.
    I wanna make +5,-5,+12,-12 power supply in single goard
    Is it possible?
  2. Ken Smith

    Ken Smith Guest

    If the load is light:

    Start by making a +15 and -15V supplies.

    Use LM7812 and LM7912

    Use LM7805 and LM7905
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