BGA device assembled to a PCB has been submitted to the ECSS verification programme following the guideline defined in the ECSS standard ECSS-Q-ST-70-38C. Metallographic analysis allows us to check the status of such devices after performing the environmental tests (Vibration & Thermal Cycling).
Space standards (such as ESCC and MIL standards) have helped throughout the years to develop the industry and to achieve de mission goals. Standards improve the competitiveness, efficiency and knowledge transfer within space business. However, standards are not frozen documents, but rather they must change and adapt to the current requirements of the industry and the new developments and knowledge gathered during all the years of space missions.
In this post are addressed two product change notifications (PCN) affecting to 4006/014 type variants. Changes which have been discussed and agreed with ESA without any effect on the qualification status of ESCC qualified devices