Free Project - 245 LED Display

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  1. - 22nd June 2008, 13:41 #1
    rele's Avatar
    rele
    rele is offline Junior Member
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    Yes, but here I have two leds in series, and supply of +5V. I have voltage drop of 1.2-1.6 on ULN drivers, and rds on 9530 0.30 ohm. I guess I need to increase voltage?

    Regards

    Rele
  2. - 22nd June 2008, 22:12 #2
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    Ioannis
    Ioannis is offline SuperMod
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    Each led could use 2 volts so an increase is recommended.
    Ioannis
    www.signalcom.gr
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