T trexter711 New Member Aug 1, 2007 #1 Hi there. I'm using the BT139 triac and I have a load of 12A. Do I need any heatsink? Thanks.
ronsimpson Well-Known Member Most Helpful Member Aug 1, 2007 #2 Data sheet: from two different places on the data sheet I get the idea there will be about 16 watts lost. From experiance a TO-220 device will hit the boiling point at 1 to 2 watts. Does that help?
Data sheet: from two different places on the data sheet I get the idea there will be about 16 watts lost. From experiance a TO-220 device will hit the boiling point at 1 to 2 watts. Does that help?
T trexter711 New Member Aug 4, 2007 #3 Thanks. That's a big help. By the way, I saw the datasheet too and I got quite an idea about the size of the heatsink. Thanks again
Thanks. That's a big help. By the way, I saw the datasheet too and I got quite an idea about the size of the heatsink. Thanks again