This part of IEC 60749 provides a test procedure for defining requirements for testing packaged semiconductor integrated circuits and discrete semiconductor devices for ionizing radiation (total dose) effects from a cobalt-60 (60Co) gamma ray source.
DS/EN 60749-18:2003 history
2003DS/EN 60749-18:2003 Semiconductor devices - Mechanical and climatic test methods - Part 18: Ionizing radiation (total dose)