Optical And electron microscopy ended up utilized to study the soldered gadget, the place cracks have been noticed at the perimeters in the SMD transformer. Cross-sectional Evaluation also exhibited empty Areas round the cracks, i.e., they might have already been at the center of structural weak spot. One of several https://www.jiadi-newmaterials.com/news/pcb-potting-compound-selection-guide.html