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Knowledgebase : Reliability and QA FAQs
DPPM (Defective Parts Per Million): A ratio calculated by dividing the number of failures returned from the field by the number of products shipped.FIT (Failure In Time): Defined as the number of failures for every 1,000,000,000 hours of operation.MTBF (M...
Please see the following website for ROHM ISO certification documentation: