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Invoke: Tyop and any other electronic experts... by mekkanik_mike2008-01-17 02:39:22
  Don't use the FET! by ideur 2008-01-17 02:59:50
Those are good for switches and amplifiers. (and a waste of money :-) I would use a resistor and a zehner-diode. I would also build four units (one for each turn indicator) and put the units into the lights. 
  12Volt            680ohm/1watt             5Volt
   o----------------|===|-o--------------------o
                          |
                          |
                        ----|
                         / \  1N4733A
                         ---
                          |
  Gnd                     |                   Gnd
   o----------------------o--------------------o
[ Reply ]
    That wouldn't work. by AndyA2008-01-17 08:29:26

 

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