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Investigation of Overprinting BGA Pads
The added benefit of using overprinting stencil design strategy is that this should compel further improvement in paste transfer efficiency and uniformity by raising its area ratio. In this study the circle shape overprint apertures were designed for 0.5mm pitch BGA land patterns that measured to an area ratio value of 0.70.
Technical Paper
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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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Safe and Effective Cleaning with 440-R
VOC-free stencil cleaning chemistry! Cleans any solder paste from any fine-pitch stencil when used as part of the Smart Sonic stencil cleaning process. Learn more.
Smart Sonic
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Blow Holes After Switching from Lead-Free HASL to ENIG
After switching our PCB finish from lead-free HASL to ENIG blow holes started occurring in the solder joints of the through-hole LEDs. The PCBs and LEDs are from the same suppliers as before, only the finish changed.
Board Talk
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Catch Defects Before They Cost You
3D AOI analyzes true solder height, contour, and volume to expose defects 2D systems miss—reducing false calls, rework, and escapes on ultra-compact components.
Manncorp Inc.
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AIT ORMET® TLPS for Thermal Conductivity
AIT ORMET® TLPS is proven with stress relief for stable long-term metallic thermal conductivity & low thermal interface resistance for high temp >175°C
Ormet TLPS
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