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Find easy to understand definitions for terminology so Sharp product features and Sharp benefits are clear to you. Click below on the first letter of the word you want defined.

  • Junction Temperature (Tj)

    In LEDs Tj is a critical indicator of heat removal from the LED die, which impacts life. When inserted into a specific application, an LED should be kept below its specified maximum junction temperature to maintain the long life of the LED. When an LED is used in a application, its measured junction temperature is used to calculate the LED lifetime and lumen output v. ambient temperature.

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