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Ask the Experts Index |
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Jan 17, 2025 Cleanliness Requirement for Populated Printed Boards Has anyone performed a Cleanliness Requirement for populated Printed Boards per VDA 19.1. A customer is requesting that ... W.H. Jan 16, 2025 Pick Performance for SMT Placement Machines What rate (%) is considered World Class when it comes to Pick performance for SMT placement machines. Can ... R.W. Jan 15, 2025 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. Jan 13, 2025 Considering Plasma Cleaning We build microelectronic circuits with various small pitch flip chip die's and an assortment of passive components. To ... T.G. Jan 10, 2025 Reusing recovered solder paste We are an EMS operating mainly in automotive, industrial and lighting electronics segments. We are assembling PCBAs with ... R.S.S. Jan 9, 2025 Conformal Coating Bubbles We use a conformal coating house whose workmanship is beginning to display a ton of bubbles around the ... C.H. Jan 8, 2025 What Causes Solder Balls During Rework? During the rework of SMT components on conformal coated boards, we see solder balls appearing at neighboring components. ... T.W. Jan 7, 2025 Design Specs for Selective Soldering Is there a PCB design spec to help with solderability during the selective soldering process? We have focused ... J.S. Jan 6, 2025 Overlap Solder Joint Failures What is the strongest way to connect two 8mm flexible LED strips together? We now lap solder one ... J.M. Dec 24, 2024 Bromine Free PWBs What are the pros and cons of bromine in PWBs?Several of our customers require bromine free PWBs, but ... E.C. |
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