 Wysłany: Czw 2:58, 07 Kwi 2011 Temat postu: On the white LED packaging and testing FAQ _led di |
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so the measurement of the optical parameters of the first led should be considered in setting the conditions for the work tocarry out a junction temperature. in addition, led technology for packaging, materials and other differences, the claimed maximum operating junction temperature is significantly different, writing board in order to ensure a highly efficient led lighting products, the characteristics of long life, led junction temperature of the actual work should be significantly lower than the maximum operating junction temperature . neon signs California |
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