* oVishaySfernice Thin Film division holds ESCC QML qualification (ESCC technology flow qualification). PRA Hi-Rel arrays can be used in most applications requiring a matched pair (or set) of resistor elements. The networks provide 3 ppm/°C TCR tracking, a ratio tolerance as tight as 0.05 % and outstanding stability. They are available in          1 mm, 1.35 mm, and 1.82 mm pitch.