[wxsig] Hot regulator
Rasputin Novgorod priapulus at yahoo.comTue Jul 18 19:35:49 UTC 2006
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As followup, The current draw is low, about 250 ma. I replaced the nut on the other side of the board with a small heat sink and how the temperature is acceptable. Thanks for all your suggestions. /b > > I just built the TAPR 238+ Weather station controller > > and it seems to be working just fine, except the 5 volt > > regulator chip is hot. I can put my finger on it, > > or it's heat sink, but I can't keep it there. > > I'm feeding it 13.8vdc (my whole shack runs on 13.8 vdc). > > There looks like there might be room to put a second > heatsink on the underside of the board. I guess the first > thing to do is measure the current draw and see how close > to it's limit the regulator is. __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
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