Nichia has announced a twin-die white mid-power LED whose colour temperature can be tuned across 2,700K to 6,500K by varying the relative current in the two die. Called NF2W757G-MT, it uses the firm’s standard ‘757’ 3030 (3 x 3mm) package – which is small compared with earlier attempts at tuneable-white LEDs. “The proprietary 2-in-1 LED technology also ...

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