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IEC 60809-2021 pdf free download – Lamps and light sources for road vehicles – Dimensional, electrical and luminous requirements

IEC 60809-2021 pdf free download - Lamps and light sources for road vehicles – Dimensional, electrical and luminous requirements. This document is applicable to electric light sources (see Note 1) for use in automotiveapplications，for example in road...

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IEC 60793-2-40-2021 pdf free download – Optical fibres – Part 2-40: Product specifications – Sectional specification for category A4 multimode fibres

IEC 60793-2-40-2021 pdf free download - Optical fibres – Part 2-40: Product specifications – Sectional specification for category A4 multimode fibres. This part of IEC 60793 is applicable to category A4 optical multimode fibres and the related...

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IEC 60793-1-44-2011 pdf free download – Optical fibres – Part 1-44: Measurement methods and test procedures – Cut-off wavelength

IEC 60793-1-44-2011 pdf free download - Optical fibres – Part 1-44: Measurement methods and test procedures – Cut-off wavelength. 4overview of methods All of the methods shall use the transmitted-power technique，which measures the variationwith wavelength of the...

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IEC 60754-2-2011 pdf free download – Test on gases evolved during combustion of materials from cables – Part 2: Determination of acidity (by pH measurement) and conductivity

IEC 60754-2-2011 pdf free download - Test on gases evolved during combustion of materials from cables – Part 2: Determination of acidity (by pH measurement) and conductivity. 4Test method principle The material under test shall be heated...

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IEC 60754-1-2011 pdf free download – Test on gases evolved during combustion of materials from cables – Part 1: Determination of the halogen acid gas content

IEC 60754-1-2011 pdf free download - Test on gases evolved during combustion of materials from cables – Part 1: Determination of the halogen acid gas content. This part of lEC 60754 specifies the apparatus and procedure for...

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IEC 60754-2011 pdf free download – Test on gases evolved during combustion of materials from cables – Part 1: Determination of the halogen acid gas content

IEC 60754-2011 pdf free download - Test on gases evolved during combustion of materials from cables – Part 1: Determination of the halogen acid gas content. This part of lEC 60754 specifies the apparatus and procedure for...

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IEC 60751-2008 pdf free download – Industrial platinum resistance thermometers and platinum temperature sensors

IEC 60751-2008 pdf free download - Industrial platinum resistance thermometers and platinum temperature sensors. 6.1General Tests shall be carried out to prove that resistors or thermometers comply with therequirements of this standard. lt is not intended or...

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IEC 60749-41-2020 pdf free download – Semiconductor devices – Mechanical and climatic test methods – Part 41: Standard reliability testing methods of non-volatile memory devices

IEC 60749-41-2020 pdf free download - Semiconductor devices – Mechanical and climatic test methods – Part 41: Standard reliability testing methods of non-volatile memory devices. This part of lEC 60749 specifies the procedural requirements for performing valid...

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IEC 60749-39-2021 pdf free download – Semiconductor devices – Mechanical and climatic test methods – Part 39: Measurement of moisture diffusivity and water solubility in organic materials used for semiconductor components

IEC 60749-39-2021 pdf free download - Semiconductor devices – Mechanical and climatic test methods – Part 39: Measurement of moisture diffusivity and water solubility in organic materials used for semiconductor components. NOTE Calculating the volume by measuring...

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IEC 60749-20-2020 pdf free download – Semiconductor devices – Mechanical and climatic test methods – Part 20: Resistance of plastic encapsulated SMDs to the combined effect of moisture and soldering heat

IEC 60749-20-2020 pdf free download - Semiconductor devices – Mechanical and climatic test methods – Part 20: Resistance of plastic encapsulated SMDs to the combined effect of moisture and soldering heat. 6Procedure 6.1 Initial measurements6.1.1 Visual inspection...

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