Dec 12, 2012 #1 S sunil21 Advanced Member level 4 Joined Dec 2, 2010 Messages 119 Helped 4 Reputation 8 Reaction score 5 Trophy points 1,298 Activity points 2,514 Can i give the output of AT89C2051 thru ULN2803 to drive Traic BT136 , which will be connected to a 230v bulb. Or Optoisolator can be activated directly but MC port output?
Can i give the output of AT89C2051 thru ULN2803 to drive Traic BT136 , which will be connected to a 230v bulb. Or Optoisolator can be activated directly but MC port output?
Dec 12, 2012 #2 W wp100 Advanced Member level 6 Joined May 15, 2009 Messages 3,051 Helped 884 Reputation 1,783 Reaction score 733 Trophy points 113 Location Prime Meridian Activity points 0 Hi, NO ! you cannot use a ULN2803 for controlling a mains triac there is no isolation, use a proper opto isolator, many circuits around.
Hi, NO ! you cannot use a ULN2803 for controlling a mains triac there is no isolation, use a proper opto isolator, many circuits around.