Hello Technet,
Is anyone out there experiencing solderability problems (dewetting) on QFP 
fine pitch devices that are Palladium plated or coated over nickel (copper 
lead frames)?  The parts in question are 4 - 6 months old. Storage is open; 
Parts are baked at 125C for 24 hours prior to placement. Paste used is RMA 
390 DH3. Reflow is forced convection (BTU  VP98).
Any help on this issue would be greatly appreciated!!

Russ Vertefeuille
Mfg. Eng.
Honeywell


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