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Old 10-12-2011, 02:25 PM   #19 (permalink)
Tijeff
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Here is a typical triac
http://www.littelfuse.com/data/en/Da...x_Qxx16xHx.pdf

Look at
Figure 9: On-State Current vs. On-State Voltage (Typical)

You will loose 1.1v at 10Amp

1.1v x 10 amp = 11w of heat to dissipate
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