Why does SMT manufacturing always emphasize first pass yield? | Hedsintec
SMT factories have an important quality assessment index for production, which is First Pass Yield(FPY). FPY meaning is from beginning production to end process first pass ratio. The parameter reflects on manufacturing and quality control capacity of SMT factory, FPY higher, relative capacity higher. Сейчас, this industry pursues an aim is less than 100 ppm, […]