LED Driver Design for General Illumination

LED Driver Design for General Illumination
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Email        Download      Date: 5/4/2009      Length: 0:36:55     Digg     Del.icio.us
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Video Description

National's Chris Richardson discusses general lighting how to tackle the electrical drive portion, and how to pick the right LED driver for a given set of LEDs.

Topics include:

  • What is “General Illumination”?
    • Three pieces of the puzzle
    • Challenges in general illumination
  • Arraying your LEDs
    • All in series
    • Series-parallel
  • AC to CC (Constant Current)
  • DC bus with multiple DC-DC LED drivers
    • Buck is best
    • Boost for long strings
    • Buck-boost: when all else fails!

 


Tags

LED lighting design, high brightness LED drivers, general illumination, constant current, street lighting, headlight, tail light, interior lighting, exterior lighting, LED short & open circuit, LED dynamic resistance, LED fault, LED failure, AC lighting, power factor, PFC, lighting from solar, buck, boost, buck-boost

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    PowerWise Design University

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