Issue link: https://iconnect007.uberflip.com/i/1284035
SEPTEMBER 2020 I SMT007 MAGAZINE 117 Figure 3: Two sets of three-level microvias, left-stacked, thermal cycled to reflow temps, opened, and then closed when cooled. Right-staggered and no-open/resealed connections. (Source: Motorola Solutions) Figure 4: Mechanical intergranular fractures of stacked microvias. (Source: Raytheon)