Homebrew PCBs

----- Original Message ----- 
From: "Andrew" <andrewm1973@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Saturday, August 18, 2007 11:09 AM
Subject: [Homebrew_PCBs] Drag soldering.


> However the QFNs that you can hardly
> see the pads on the side of there is
> not much choice but to reflow them.
> Also anything with an exposed pad
> you must reflow.


I do thermal pads by putting a hole in the centre of the pad hole and 
feeding solder in whilst melting it with the iron tip. The RF heating used 
by Metcal helps a lot with this sort of thing.

Leon