IEC/TR 62778:2012 provides clarification and guidance for the assessment of blue light hazard of all lighting products that have the main emission in the visible spectrum (380 nm to 780 nm). By optical and spectral calculations, it is shown what the photobiological safety measurements relate about the product and, if this product is intended to be a component in a higher level … [Read more...]
Standard Defines Requirements for PE Substrates
IPC, the Association Connecting Electronics Industries, has published standards to promote development in the Printed Electronics industry. IPC-4921, Requirements for Printed Electronics Base Materials (Substrates), defines terms and sets out basic requirements within the industry to help it expand more quickly. The standard addresses five basic material categories for … [Read more...]
Whitepaper on Thermal Management at the Faceplate
OIF published a new whitepaper on Thermal Management at the Faceplate. Issues associated with air cooling of pluggable modules in a line card are examined. Guidance on the necessary communications between optics plug suppliers, the system architects and system thermal designers is provided. Read More … [Read more...]
Thermal Testing Standards for LEDs
JEDEC Solid State Technology Association has announced the publication of a new series of standards for component level testing of high-brightness/power LEDs. The new JESD51-5x series of standards is aimed at thermal characterization of power LED components. The standards include clear recommendations for which data to include on LED data sheets, as well as test environments … [Read more...]
Photovoltaic Systems Standard
IEC/TS 62727:2012(E) provides guidelines for the parameters to be specified for solar trackers for photovoltaic systems and provides recommendations for measurement techniques. The purpose of this test specification is to define the performance characteristics of trackers and describe the methods to calculate and/or measure critical parameters. This specification provides … [Read more...]
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