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Ask the Experts Index |
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Feb 11, 2030 Tented Via Options and Tradeoffs Just read an inquiry concerning tented via-in-pad where the vias in a thermal pad under a chip are ... D.N. Mar 3, 2026 What's Causing Cloudy Conformal Coating We are experiencing electrical faults with an assembly. When the units are inspected we see an abnormal cloudy/milky ... F.G. Mar 2, 2026 What Is Causing Slanted Pins After Reflow I am running small, thin PCBs mounted with pogo pins. After reflow some pogo pins are slanted. What ... J.A. Feb 27, 2026 Components Falling Off During Wave Soldering We are facing a problem with components falling off, or being displaced, during PCB wave soldering for a ... L.L. Feb 26, 2026 ESD Ground Wire Gauge When hooking up a ground wire from an ESD bench or mat to an earth ground like a ... D.B. Feb 25, 2026 Looking for Long-term Component Storage Options Looking for long-term (10+ years) options to store components (IC's) in dry or nitrogen environment. Can you provide ... S.R. Feb 23, 2026 Question About PPM Defect Rate for Reversed Packages Which process/equipment has the higher ppm defect rate for reversed packages: SMT pick-and-place or component taping-and-reeling? I have ... A.D. Feb 20, 2026 ESD and Humidification In the handling of circuit board assemblies placing them into systems, is ambient air humidification necessary if other ... B.K. Feb 19, 2026 SMT Target Component Placement I'm having trouble obtaining accurate placement for an IR SMT LED on a PCB during the SMT soldering ... J.K. Feb 18, 2026 Old Components and Blow Holes Are old components such as resistors and circuit breakers more likely to cause blow holes during wave soldering ... D.B. |
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