Printed Circuit Board Assembly & PCB Design Forum
SMT electronics assembly manufacturing forum.
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Hi all good morning and need advice from expertise here.
On...
- Sep 13, 2010
by
Gani
Hi Gani, non-wettting issues can surely be resolved. At firs...
- Sep 14, 2010
by
sachu_70
Hi Sir,
Thanks for reply and base on our system the same pa...
- Sep 14, 2010
by
Gani
Hi Gani, Looking at the pictures in the report it looks as i...
- Sep 14, 2010
by
Graham
Hi Sir grahamcooper22,
There should not a issue in stencil ...
- Sep 14, 2010
by
Gani
Hi Gany, did you check the temperature at reflow profile ...
- Sep 14, 2010
by
dan_ems
Hi Gani, HASL is normally very good for solderability provid...
- Sep 14, 2010
by
Graham
If the HASL was poor quality and very thin you would find th...
- Sep 14, 2010
by
Graham
Hi Sir,
The diameter of the aperature is 17mil and thicknes...
- Sep 14, 2010
by
Gani
Hello, what type of solder paste use, and this component is ...
- Sep 15, 2010
by
dan_ems
kester 562 clean process and this leaded part.
...
- Sep 15, 2010
by
Gani
First of all decreases to the minimum the reflow time (45-50...
- Sep 15, 2010
by
dan_ems
hi All,
Here i snap shot previous PCB(HASL) and current PCB...
- Sep 15, 2010
by
Gani
Hi Gani, Immersion Ag finish has lesser shelf life as it can...
- Sep 16, 2010
by
sachu_70
Hi Gani, looking at the HASL icture and the poor wetting of ...
- Sep 17, 2010
by
Graham
Based on the last few pictures in the report, the root cause...
- Sep 17, 2010
by
ScottE