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Reverse bias: Although the LED is based on a diode junction and is nominally a rectifier, the reverse-breakdown mode for some types can occur at very low voltages and essentially any excess reverse bias can cause immediate degradation, and may lead to vastly accelerated failure. 5 V is a typical maximum reverse bias voltage specification for ...
The "warmer" light colors, such as a 2700 K incandescent bulb or a 1700 K candlelight, are more easily reproduced than more neutral white lights, such as 4800 K direct sunlight, and thus usually have higher CRI ratings in alternative light sources such as CFL and LED bulbs; "warmer" light (redder) naturally renders colors less accurately.
Cree Sets New Standard for LED Bulbs New Cree TW Series LED Bulb First to Meet California Energy Commission Quality Lighting Specification DURHAM, N.C.--(BUSINESS WIRE)-- The bar has been raised ...
A small amount of green light, provided by another LED, could correct the problem. [38] Some products are RGBWW, i.e. RGBW with tunable white. [39] A final class of white LED with mixed light is dim-to-warm. These are ordinary 2700K white LED bulbs with a small red LED that turns on when the bulb is dimmed.
When light-emitting diode or LED maker, Acuity Brands posted estimate-topping results earlier this month, fellow LED player Cree also received a shot in the arm. Cree was upgraded to a "buy" by ...
Barrier-Breaking $10 Cree LED Bulb Now Even More Affordable with Utility Rebates Cree Receives ENERGY STAR Qualification DURHAM, N.C.--(BUSINESS WIRE)-- As part of its ongoing mission to drive 100 ...
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