CASE STUDY / Ansys Sherlock Helps Modify Testing Parameters2 Ansys Sherlock Helps Modify Testing Parameters // An electronic engineering (E/E) module supplier had to meet an automotive OEM’s reliability metric of 97% (less than 3% risk of failure) over a 10-year durability period for a new E/E module. To determine whether the supplier’s product meets the reliability goal, the automotive OEM requested that the modules be subjected to thermal cycling tests with OEM-defined parameters. / Challenge The E/E module supplier’s product operated throughout the tests; however, post-test tear downs revealed that the module had suffered cracks in solder joints due to solder fatigue. As a result, the automotive OEM rejected the supplier’s new module. / Technology Used • Ansys Sherlock / Engin

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