IEC 62969-3 Ed. 1.0 b:2018

Semiconductor devices – Semiconductor interface for automotive vehicles – Part 3: Shock driven piezoelectric energy harvesting for automotive vehicle sensors
standard by International Electrotechnical Commission, 05/07/2018

IEC 81346-2 Ed. 2.0 b:2019

Industrial systems, installations and equipment and industrial products – Structuring principles and reference designations – Part 2: Classification of objects and codes for classes
standard by International Electrotechnical Commission, 06/18/2019