Incorporating Component-Level Testing Into Bayesian Degradation Distributions to Estimate a Voltage Regulators Radiation Failure Probabilities

IEEE Transactions on Nuclear Science(2023)

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摘要
Device-level failure probabilities derived from historical, similar radiation datasets can be inputted into a system-level radiation reliability model to provide insight into that system's failure probability. A linear voltage regulator reliability model that utilizes historical total ionizing dose (TID) [<100 krad(SiO2)] and displacement damage dose (DDD) measurements (<9 x 10(11) equivalent 1-MeV neutrons/cm(2)) is used as a demonstration system. This methodology aims to reduce engineering uncertainty at early design stages before radiation test data are available or on quick turn-around projects without radiation test budgets.
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关键词
Bayes methods,Degradation,Voltage control,Integrated circuit modeling,Databases,Regulators,Reliability,Bayesian analysis,device-level effects,displacement damage dose (DDD),linear voltage regulator,system-level effects,total ionizing dose (TID)
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