Printed Circuit Board Assembly & PCB Design Forum
SMT electronics assembly manufacturing forum.
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We encoutered few PCB after IR reflow the PCB pad change col... - Sep 16, 2009 by Lincy
Questions are: * What is the solderability protection on th... - Sep 16, 2009 by davef
PCB finishing is immersion white tin. The brownish is at ran... - Sep 16, 2009 by Lincy
The colour you see on the pads is tin/copper intermetallic l... - Sep 17, 2009 by Graham
I agree with Graham cooper's input. Also note that the brow... - Sep 18, 2009 by karthikthebest
Also, it wouldn't hurt to perform SERA testing to determine ... - Sep 18, 2009 by SECpcb