DIN EN IEC 61188-6-4:2020-04
Действует
Printed boards and printed board assemblies - Design and use - Part 6-4: Land pattern design - Generic requirements for dimensional drawings of surface mounted components (SMD) from the viewpoint of land pattern design (IEC 61188-6-4:2019); German version EN IEC 61188-6-4:2019
— 43 стр.