Circiut help needed

ywicky

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  • Jun 8, 2007
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    Hey guys I built this circuit
    mmq3he.jpg


    And its working perfectly. I just wanted 2 know whether how many LEDs
    can I connect 2 this same circuit.
    Can I also make another one & connect it 2 da same molex female adapter in my PC?

    Pls reply. Thanks
     

    nagaya

    Member
    Mar 18, 2007
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    let's take Blue led needs 2.5V 20mA(min rating), so this circuit is for 3 LEDs,u can remove 220 Ohm resistor & connect around 5 LEDs in series,4 will be ok too with more brightness.you can use these kind of sets in parellel as many until you reach the max remaining power output of PSU,dnt care much about that coz you'll have to use 50 sets of 5 LEDs to reach 1A :) ha ha
     
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    ywicky

    Well-known member
  • Jun 8, 2007
    16,560
    716
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    Seeduwa
    let's take Blue led needs 2.5V 20mA(min rating), so this circuit is for 3 LEDs,u can remove 220 Ohm resistor & connect around 5 LEDs in series,4 will be ok too with more brightness.you can use these kind of sets in parellel as many until you reach the max remaining power output of PSU,dnt care much about that coz you'll have to use 50 sets of 5 LEDs to reach 1A :) ha ha

    DO U mean that I can remove da resistor & connect 5 LEDs or do I hv 2 change da resistor too?