At 08:19 AM 10/5/01 -0300, you wrote: >What is the part number of this AC input optocouplers? Try Toshiba TLP626-4 (quad unit in a 16 pin DIP, phototransistor out) There are many others, and other mfrs. as well. Single, dual, quad, and with darlington out. Best regards, Spehro Pefhany --"it's the network..." "The Journey is the reward" speff@interlog.com Info for manufacturers: http://www.trexon.com Embedded software/hardware/analog Info for designers: http://www.speff.com /.-.\ (( * )) \\ // Please help if you can: \\\ http://dailynews.yahoo.com/fc/US/Emergency_Information/ //\\\ /// \\\ \/ \/ -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics