Hermetic power packaging vs. PEMs for mil electronics: No power issues here
In the midst of the debate over hermetic packaging versus Plastic Encapsulated Microcircuits (PEMs) in mil electronics, Microsemi quietly yet confidently recently announced a full line of new and re-released military-level-upscreened PEMs incarnated (or reincarnated) as TVSs, MOSFETs, IGBTs, and rectifiers. An interview with Shane O'Donnell, Microsemi's Hi-Rel Plastic Devices Program Manager
United States Shane Odonnell Rel Plastic Devices Program Microsemi Corporation Plastic Encapsulated Microcircuits Shaneo Donnell
Source: militaryembedded.com