Accelerated Testing Articles

Why 85/85 test is a wrong test choice for PET (Polyethylene terephthalate)?

If you are considering how to test your product, a combined high humidity and high temperature test is probably one of the tests on your list. It is one of the most common accelerated reliability test methods, especially in electronics. 85/85 test is most likely the...

Intermittent Failures – User’s and Failure Analysist’s Nightmare

A few years ago, we were buying a new mobile router for my family. After the purchase, we quite soon realised that the router had some reliability problems, and it stopped working properly, when we had used it only for a very short time. The router worked okay after...

Comparison between mixed flowing gas and flowers of sulphur corrosion testing

Corrosion is a major cause for failures in electronics and its importance is increasing. Therefore, corrosion testing is also getting more and more attention these days. Choosing the most suitable test method is, however, complicated because corrosion processes are...

Which factors affect the reliability of a product?

Several factors affect the reliability of a product or the reasons for its failures searched. In this post we go through some of these factors. 1. Poor design Sometimes the cause for failure may be due to poor design. The error may have occurred for example due to too...