IEC 61249-2-31:2009 

Materials for printed boards and other interconnecting structures - Part 2-31: Reinforced base materials, clad and unclad - Halogenated modified or unmodified resin system, woven E-glass laminate sheets of defined relative permittivity (equal to or less than 4,1 at 1 GHz) and flammability (vertical burning test), copper-clad

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Abstract

IEC 61249-2-31:2009 specifies requirements for properties of modified epoxide woven E-glass laminate sheet of a thickness of 0,05 mm up to 3,2 mm, of defined flammability (vertical burning test), copper-clad. The glass transition temperature is defined to be 150 °C minimum. The relative permittivity is equal to or less than 4,1 and the dissipation factor is equal to or less than 0,0120 at 1 GHz.

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Additional information

Publication typeInternational Standard
Publication date2009-02-11
Edition1.0
Available language(s)English/French
TC/SCTC 91 - Electronics assembly technologyrss
ICS31.180 - Printed circuits and boards
Stability date  2020
Pages42
File size1021 KB

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