battery charging circuit

Discussion in 'Homework Help' started by rakesh696, Jan 2, 2009.

  1. rakesh696

    Thread Starter Member

    Dec 15, 2008
    10
    0
    friends .,
    i need a circuit of battery cherger for a 12 v 10ah battery from a 230V ac supply and the circuit should have
    1) it should stop charging if it exceeds full charging
    2) and charging can b VARIED froM 13.5v to 15v approx
    3) and current raring output is above 4A
    4) automatically turns ON charging circuit if voltage of batttery reduces
    5)indicates over charging current
    6) If the circuit is powered off, the battery should be disconnected from it's output


    plzzzzzzzzz help ...i am forced to this project by my sir ..... lm2678-12_0_switchg_reg_12v.thumbnail.gif

    Charge1a.jpg

    CHARGER.JPG
     
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