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???
01/31/10 02:06
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#172800 - just one more thing
Responding to: ???'s previous message
If you want to protect against 480V you need a series resistor specified to handle 600V (~peak for 480VAC) not just "any old resistor".

Erik

List of 12 messages in thread
TopicAuthorDate
LM2574-5 AC voltage protection            01/01/70 00:00      
   of course not            01/01/70 00:00      
   no AC protection            01/01/70 00:00      
      Thank you both            01/01/70 00:00      
         fire brigade            01/01/70 00:00      
            suggestions?            01/01/70 00:00      
               something like this            01/01/70 00:00      
               already made            01/01/70 00:00      
                  just one more thing            01/01/70 00:00      
                  thank you            01/01/70 00:00      
                     It is very difficult...            01/01/70 00:00      
                     very small components are not recommended            01/01/70 00:00      

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