
Comparison Testing of Shock vs. Vibration ESS Systems
HAST (Highly Accelerated Stress Test) Articles: A Comparison of HAST to Conventional THB Testing The use of HAST (highly accelerated stress test) for reliability assessment of nonhermetic packages is driven by reliability improvements in plastic packaging and passivation materials. Conventional Temperature/Humidity/Bias (85/85) testing is inefficient in measuring these reliability performance improvements. HAST is a highly








