Verdi Semiconductor Introduced Two New Power Technologies for LED Lighting Applications: RAIS and RUB
Oct 7, 2011 Steve Bush from Electronics Weekly has published a detailed report on the two novel power solutions for LED lighting applications designed and produced by Verdi Semiconductor, UK. One of them is RAIS - single stage mains power supply for one or more LEDs that is dimmer-compatible with hight power factor. Another is low-loss active rectifier - RUB.
For in depth technical overview and discussion please read the original article at http://www.electronicsweekly.com/Articles/06/10/2011/51989/novel-led-psu-combines-pfc-and-dimming.htm.
It is also noteworthy, that Verdi offers an evaluation board that combines RAIS and RUB. The extra large evaluation board allows flexibility with numerous component selection and measurement possibilities. It is shipped to drive as follows:
V in LED Vf Output W
120 9 1.5
120 15 2.4
120 18 2.3
230 10 3.2
230 15 4.8
230 18 5.6
Please refer to Verdi website for details: http://www.verdisemiconductor.com/index.php?option=com_content&view=article&id=93:rais-evaluation-board&catid=1:latest-news
Author: Alice Jones
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