PCBA
The Most Common Used LPI Soldermask Application Method C Silk Screen Printing
What is LPI Soldermask? LPI (Liquid Photo Imageable) soldermask is a type of protective coating applied to printed circuit boards (PCBs) to protect the copper traces from oxidation, prevent solder bridges, and provide electrical insulation. It is a photosensitive polymer that is applied as a liquid and then cured using Read more…