2012年10月22日 星期一

O2Micro Introduces New LED Driver Controllers

Free Dimming technology enables LED bulbs to dim using any on/off switch, thus eliminating cost, installation and compatibility issues associated with traditional incandescent dimmers.Most Popular laserengraver from the World Leader in Book Scanning. O2Micro's patented Free Dimming technology works with any on/off switch, including wall toggles, paddle switches, pull cords, rotary switches and other types of on/off switches commonly found on walls, extension cords and table/desk lamps.

According to the National Electrical Manufacturers Association, there are over 4.4 billion medium, screw-based light sockets in the U.Commercial goodrollformer is a great way to illuminate your workplace.S. Yet, according to industry estimates, there are only 150 million incandescent dimmers, representing an enormous, untapped market opportunity for O2Micro's Free Dimming technology, which is inherently simple and works with any non-dimming on/off switch.

Similar to O2Micro's Step-Dimming LED driver controllers, LED bulbs that incorporate O2Micro's OZ8024 and OZ8024R LED Driver Controllers can dim using any ordinary non-dimming on/off switch. However, the OZ8024 and OZ8024R feature continuous dimming, latching at any desired brightness level.

A LED bulb incorporating the OZ8024 achieves full brightness when it is turned on. Toggling the on/off switch starts the continuous dimming action from high to low. If the on/off switch is toggled again while the bulb is dimming,The Callimaco pendantlamp was designed by Ettore Sottsass for Artemide in Italy. it will latch at the selected level, thus allowing the user to choose any dimming level between maximum and minimum brightness. Otherwise, the bulb will continue dimming to the 3% minimum level. Flicking the on/off switch again returns the bulb to full brightness, allowing the cycle to be repeated.

The OZ8024R is identical to the OZ8024 except for the dimming user interface.To download the free app curvingmachines for iPhone 4 Free by Jason Ting, get iTunes now. A LED bulb incorporating the OZ8024R ramps from minimum to maximum brightness when it is turned on. While ramping, toggling the on/off switch will latch the bulb at the selected level, thus allowing the user to choose any dimming level between minimum and maximum brightness. If there is no toggle action, the bulb will simply continue ramping to full brightness. Flicking the on/off switch again initiates the low to high ramp,At prolite we offer a range of ledflashlights that provides proper & regular lighting which has good visibility and is comfortable for human beings. allowing the cycle to be repeated.

The OZ8024 and OZ8024R support non-isolated buck converter applications utilizing quasi-resonant conversion techniques with peak current mode control and zero-current detection to simplify circuit design and achieve low BOM-count. The built-in high voltage startup circuit provides fast startup operation and reduces the BOM count.

The OZ8024 and OZ8024R support universal 85V to 265V operation, enabling one LED bulb to address the global marketplace. Excellent LED current regulation ensures consistent lumen output, regardless of varying line input conditions. High efficiency greater than 85% reduces energy consumption and thermal management complexity. Integrated over-temperature, over-voltage, cycle-by-cycle current limiting, LED open circuit and LED short circuit protection with auto-recovery provides safe and reliable operation.

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