MC 3 3810 IC problem

Discussion in 'The Projects Forum' started by alekz89, Dec 6, 2011.

  1. alekz89

    Thread Starter New Member

    Dec 6, 2011
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    0
    Hi,


    I´m having problems to figure out a suitable size for the resistors in before the FB0-3 input in the attached datasheet.
    If you wanna size a resistor in this example, how do you start? This is my first time sizing a IC circuitry.
     
  2. Georacer

    Moderator

    Nov 25, 2009
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    What is the intended use of this circuit?
     
  3. alekz89

    Thread Starter New Member

    Dec 6, 2011
    2
    0
    Hi,

    it should control the injection and ignition of a engine control unit
     
  4. Georacer

    Moderator

    Nov 25, 2009
    5,142
    1,266
    Ok, then I take it it's for a car or a bike then?
     
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