This part of IEC 62326 specifies the properties of the printed circuit board (hereafter described as PCB) for high-brightness LEDs. Many aspects of the PCB for high-brightness LEDs are identical with those of ordinary PCBs, therefore, some aspects of this standard also describe general aspects.
IEC 62326-20:2016 Referenced Document
IEC 60194:2015 Printed board design, manufacture and assembly - Terms and definitions
IEC 61189-3:2007 Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 3: Test methods for interconnection structures (printed boards)
IEC 61249-2-6:2003 Materials for printed boards and other interconnection structures - Part 2-6: Reinforced base materials, clad and unclad; Brominated epoxide non-woven/woven E-glass reinforced laminate sheets of defined flammability (vertical burning test), copper-clad
IEC 61249-2-7:2002 Materials for printed boards and other interconnecting structures - Part 2-7: Reinforced base materials clad and unclad; Epoxide woven E-glass laminated sheet of defined flammability (vertical burning test), copper-clad
IEC 62878-1-1:2015 Device embedded substrate - Part 1-1: Generic specification - Test methods
IEC 62326-20:2016 history
2016IEC 62326-20:2016 Printed boards - Part 20: Printed circuit boards for high-brightness LEDs