This announcement by ST is often a favourable starting point then, a proverbial wafer over the stage, but ST should be some many years from remaining 200 mm self-adequate. This is reflected from the closing assertion that ST plan to ‘resource over forty% of its SiC substrates internally by 2024’. https://prbookmarkingwebsites.com/story14955275/the-greatest-guide-to-sic-schottky-barrier-diodes