Triac & Optopcoupler

bertus

Joined Apr 5, 2008
21,257
Hello,

You are in UK ? The voltage is 230 Volts ?
Use the 360 Ohm resistor when 230 Volts is used.

Greetings,
Bertus
 

Thread Starter

cheesemunger

Joined Jan 25, 2009
53
Ok, so I get that now, but why do we use 1A? And, where on this circuit will this max triac turn-on voltage be? Would you mind drawing an arrow?
 
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