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CRA2512-FZ-R075ELF датащи(PDF) 8 Page - ON Semiconductor |
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CRA2512-FZ-R075ELF датащи(HTML) 8 Page - ON Semiconductor |
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8 / 28 page ![]() EVBUM2775/D www.onsemi.com 8 Basic tests and measurements were done. The results of efficiency, power factor, power losses, load transients and startup can be seen in the Figures 7−13. The used load was Halogen light bulb. Figure 7. Efficiency of PFC Stage for Various Value of Input AC Voltage and Load 95.00% 95.20% 95.40% 95.60% 95.80% 96.00% 96.20% 96.40% 96.60% 96.80% 97.00% 190 200 210 220 230 240 250 260 270 Input AC voltage [V] Efficiency PFC stage 930 W load 466 W load 155 W load Figure 8. Power Factor of PFC Stage for Various Value of Input AC Voltage and Load 0.838 0.858 0.878 0.898 0.918 0.938 0.958 0.978 0.998 190 200 210 220 230 240 250 260 270 Input AC voltage [V] Power factor PFC stage 933 W load 466 W load 155 W load |
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