Electronics Forum: pcb black pad, manhattan failure image (4)

Black color solder wetting after reflow

Electronics Forum | Fri Apr 29 14:16:16 EDT 2011 | ppcbs

Below is the long explanation. This defect is most commonly found with BGA components, but can arrise with all components. I see it happening more now with lead free boards that are being assembled with a no clean flux. Best short term remedy is t

Re: BGA In-circuit Failure Analysis

Electronics Forum | Mon Jun 08 11:39:28 EDT 1998 | Earl Moon

| How do I mechanically/visually inspect BGA devices when they are soldered to a PCB for possible solder, or other, defects as a first step before part removal and further analysis? I have had board failures due to poor soldering--I think? I can pr

Industry News: pcb black pad, manhattan failure image (7)

SMTAI Call for Papers

Industry News | 2009-03-12 18:25:36.0

The SMTA International Technical Committee invites you to submit an abstract for the 2009 conference. Short course descriptions are also being solicited.

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SMTA International Call for Papers

Industry News | 2010-02-17 18:45:59.0

The SMTA International Technical Committee invites you to submit an abstract for the 2010 conference. Short course descriptions are also being solicited.

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Express Newsletter: pcb black pad, manhattan failure image (961)

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SMTnet Express, December 12, 2013, Subscribers: 26406, Members: Companies: 13519, Users: 35511 Using Physics of Failure to Predict System Level Reliability for Avionic Electronics by Greg Caswell; DfR Solutions Today's analyses of electronics

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SMT Express, Issue No. 2 - from SMTnet.com Volume 1, Issue No. 2 Wednesday, July 14, 1999 Featured Article Return to Front Page THE LABORATORY A PRIMARY EVALUATION AND QUALIFICATION FACTOR TO DETERMINE PCB SUPPLIER PROCESS CAPABILITIES Earl

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