In summary, the Vishay Thin Film TNPU series is one of the best-in-class product series for long term stability. The series is offered with a wide range of resistance values and has superior moisture resistivity achieved with the Vishay Specialized Passivation Method. The TNPU series is also sulfur impervious and automotive qualified (AEC-Q200 qualified) making the product series suitable for most fields of modern electronics including AMS, automotive, industrial, and medical applications.