Eberhard Waffenschmidt, Sinan Li, Siew-Chong Tan, Chi Kwan Lee, S.
Y. Ron Hui,
Besides cost, size and basic functionality LED drivers distinguish
in their quality of voltages and currents. On the LED side this relates
to the light quality, especially flicker. On the grid side, the current
shape must match limits for higher harmonics and power factor according
This work is supported by the Theme-based Research Scheme (T22-715/12-N) of the Research Grant Council of Hong Kong.
Prices of the investigated LED drivers as a function of the output power.
Letzte Änderung: E. Waffenschmidt, 27.Sept.2015