Electronics Forum: 7054 (Page 1 of 1)

QFP Defect

Electronics Forum | Mon Jun 25 09:08:22 EDT 2001 | Dave G

What type of board finish ? I've seen this same defect with QFP's on some of our HASL boards. Best I can tell either the PCB's have poor solderability or uneven pad heights due to poor solder leveling at the PCB fab. Newer PCB's seem to yield bette


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