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December 23, 2025
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No-Clean Residue Shorts
We have a PCBA with a QFN 44 using no-clean flux. We have many test failures during testing. Are the failures due to flux reside between terminations? Jim Hall and Phil Zarrow, The Assembly Brothers, answer this question.
Board Talk
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Malcom Paste Mixers
Unlike hand mixing, the Malcom SPS Solder Paste Mixer is a non-contaminating mixer which utilizes pseudo planetary motion to stir the solder paste. The SPS-1 provides uniform consistency.
Seika
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Need Improved Solder Joint Visibility?
Solder Peel-A-Way° Removable Terminal Carriers in place and peel the carrier away for complete solder joint visibility on both sides of the PCB. Watch a video to see it in action.
Advanced Interconnections Corp.
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Issues With SMT Component Alignment
During automatic optical inspection our chip components are shifting. This is not limited to single components and changes daily.
Board Talk
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5 Keys to Component Lead Tinning Success
Re-conditioning of electronic components mitigates gold embrittlement, eliminates tin whiskers enhancing quality and sustainability prior to soldering.
BEST Inc.
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Vapor Phase Profiling
Thermal profiling the vapor phase soldering process especially those with vacuum is challenging. ECD's M-VP sealed barrier can take it. Learn more.
ECD
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Causes of Blowholes
Are old components such as resistors and circuit breakers more likely to cause blowholes during wave soldering compared to newer components?
Board Talk
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