SMT electronics assembly manufacturing forum.
In order to check pcb quality by HASL TIN thickness plating ... - Sep 02, 2008 by eliezerk
You should have a few microns of Sn on a board. Vlad ... - Sep 02, 2008 by Vlad
IPC-6012 Table 3-2. States "Fused tin-lead or solder coat - ... - Sep 02, 2008 by davef
That is why it has to be a few micron thick. Otherwise, it w... - Sep 03, 2008 by Vlad
Do you mean "at least a few microns" or "no more than a few ... - Sep 03, 2008 by Stephen
At a former employer we required HASL thicknes to be a minim... - Sep 03, 2008 by glennr
Not sure why you would... but here are a couple of links tha... - Sep 04, 2008 by Real Chunks