STM PDF

Multicore and symmetrical pair quad cables for digital communications - Part 1-6- Nominal DC-resistance values of floor-wiring and work-area cables for digital communications. IEC TR 61156-1-6:2016-09(en). Original standard IEC TR 61156-1-6-2016 in PDF full version. Additional info + preview on request

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Radiotherapy simulators - Guidelines for functional performance characteristics. IEC 61170:1993. Original standard IEC TR 61170-1993 in PDF full version. Additional info + preview on request

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Circuit boards and circuit board assemblies - Design and use - Part 8- 3D shape data for CAD component library. IEC TR 61188-8:2021-01(en). Original standard IEC TR 61188-8-2021 in PDF full version. Additional info + preview on request

Document status: Active

Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 3-914- Test method for thermal conductivity of printed circuit boards for high-brightness LEDs - Guidelines. IEC TR 61189-3-914:2017-03(en). Original standard IEC TR 61189-3-914-2017 in PDF full version. Additional info + preview on request

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Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 5-506- General test methods for materials and assemblies - An intercomparison evaluation to implement the use of fine-pitch test structures for surface insulation resistance (SIR) testing of solder fluxes in accordance with IEC 61189-5-501. IEC TR 61189-5-506:2019-06(en). Original standard IEC TR 61189-5-506-2019 in PDF full version. Additional info + preview on request

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Printed board assemblies - Part 7- Technical cleanliness of components and printed board assemblies. IEC TR 61191-7:2020-03(en). Original standard IEC TR 61191-7-2020 in PDF full version. Additional info + preview on request

Document status: Active