Electronics Forum: osp colour change after reflow (20)

OSP gets darker after sencond reflow

Electronics Forum | Wed Jan 04 07:32:35 EST 2017 | pavel_murtishev

Good day, Having recieved new batch of PCBs with OSP surface finish, I have noticed that some polygons not covered by solder mask and solder paste become darker after second reflow cycle compared to PCBs not being sent to reflow. I wonder whether i

OSP and SIR

Electronics Forum | Wed Aug 21 10:26:08 EDT 2002 | stownsend

We are using OSP coated boards and no-clean solder paste. In a few instances, we are seeing increased distortion in an audio circuit. Has anybody seen or heard of surface insulation resistance (SIR) decreasing after reflow on OSP boards? Is it possib

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Boston Chapter Webinar: Cleaning Chemistry For PWB and Rework - Part 2, session 1

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Boston Chapter Webinar: Cleaning Chemistry For PWB and Rework - Part 2, session 2

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Boston Chapter Webinar: Cleaning Chemistry For PWB and Rework - Part 2, session 2

Surface Mount Technology Association (SMTA)

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