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Week 7-8 Summary
After reaching a high of 90% in Week 6, Electrical Testing yields slid to 87.5% in Week 7 and slid further to 80% in Week 8. The 80%, though, is still higher than the average so far in 2013.
Inspection yields skyrocketed to 100% in Week 7 on reduced volumes around the Lunar New Year holiday and subsided to a more modest 50% in Week 8.
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Week 7-8 Quality Report
 | | IXGN50N120C3H1 Failure - High Ices and Low Vgeth |
Substandard Part Listing
Asiliant (Chip & Technologies) F65550B (Date Codess 0133, 0139 and 0108) - 36% Failure Rate - Open pins and bad protection diodes (refurbished).
IXYS IXGN50N120C3H1 (Date Code 1016) - 100% Failure Rate - Low Vge(th) and high Ices.
Xilinx Corporation XC4013E-3PQ160I (Date Code 0513) - 6% Failure Rate - Functional error on the development board.
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