for further information contact your local stmicroelectronics sales office. january 2014 docid025761 rev 1 1/7 EVLHVLED815W10A 10 w wide range non-isolated high power factor led driver using hvled815pf data brief features ? 10 w led driver ? single stage hpf buck-boost ? primary side regulation - no optocoupler ? power factor > 0.9 ? led driver efficiency > 85% ? thd < 25% ? wide input range (85 - 265) vac description the EVLHVLED815W10A is a non-isolated 10 w, wide range, regulated led driver using the hvled815pf device, with a high power factor and a constant output current regulation. the maximum power and form factor have been designed for the lighting market, facilitating the replacement of the incandescent lamps. the patented primary side regulation, the internal high voltage primary switcher operating directly from the rectified mains and the high voltage start-up generator contained in the hvled815pf device allow a very cost-effective solution for led driving. www.st.com
electrical diagram EVLHVLED815W10A 2/7 docid025761 rev 1 1 electrical diagram figure 1. EVLHVLED815W10A demonstration board schematic & |