No-clean solder paste was supposed to obviate the need to clean circuit boards. So why are many electronics assemblers still grappling with the process?
Today, nearly 70 percent of all printed circuit boards (PCBs) are assembled with no-clean solder paste. Michael T. Konrad, president of Aqueous Technologies (Rancho Cucamonga, CA), smiles when he considers the multiple ironies of that statistic.