IEC 61189-2-501:2022 EN-FR 0473a9a4
Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 2-501: Test methods for materials for interconnection structures - Measurement of resilience strength and resilience strength retention factor of flexible dielectric materials
现行
发布日期 :
2022-02-03
实施日期 :
IEC 61189-2-719:2016 EN-FR cd948026
Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 2-719: Test methods for materials for interconnection structures - Relative permittivity and loss tangent (500 MHz to 10 GHz)
现行
发布日期 :
2016-07-12
实施日期 :
IEC 61249-2-21:2003 EN-FR 0e2471f9
Materials for printed boards and other interconnecting structures - Part 2-21: Reinforced base materials, clad and unclad - Non-halogenated epoxide woven E-glass reinforced laminated sheets of defined flammability (vertical burning test), copper-clad
现行
发布日期 :
2003-11-12
实施日期 :