From: Jim Thompson
Subject: Re: PCB Current capacity??
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Date: Sun, 19 Jan 2003 18:36:10 GMT
NNTP-Posting-Date: Sun, 19 Jan 2003 13:36:10 EST
Organization: Cox Communications
On Sun, 19 Jan 2003 13:36:44 -0500,
In Newsgroup: sci.electronics.design,
Entitled: "Re: PCB Current capacity??",
Wrote the following:
|Yup you're right. That should be 19.7 C.
|"Spehro Pefhany" wrote in message
|> On Sun, 19 Jan 2003 12:26:34 -0500, the renowned "Brett"
|> >see ultracad.com. check out their calculator selection.
|> >I had it up and put in random values, well sort of. 5in length. 500mil
|> >width. 2Oz thinkness. Current 30A.
|> >solve for temp change: 67 degree C.
|> Are you sure you didn't select an internal trace by accident?
|> Best regards,
|> Spehro Pefhany
|> "it's the network..." "The Journey is the reward"
|> firstname.lastname@example.org Info for manufacturers:
|> Embedded software/hardware/analog Info for designers:
I've been known to solder a #14 on top of a track to handle big
currents. I've also been know to use real copper eyelets so I could
connect to large stranded wires, but the military frown on it as
| James E.Thompson, P.E. | mens |
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