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744770933 Scheda tecnica(PDF) 8 Page - Diodes Incorporated |
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744770933 Scheda tecnica(HTML) 8 Page - Diodes Incorporated |
8 / 33 page ZXLD1370 ZXLD1370 Document number: DS32165 Rev. 2 - 2 8 of 33 www.diodes.com May 2010 © Diodes Incorporated A Product Line of Diodes Incorporated Typical Characteristics – Boost mode – ILED = 350mA – RS = 150mΩ – GIRATIO = 0.23 0.000 0.050 0.100 0.150 0.200 0.250 0.300 0.350 0.400 6.5 10 13.5 17 20.5 24 27.5 31 34.5 38 41.5 45 48.5 Input Voltage (V) Figure 7: I vs. Input Voltage & Number of LED LED 3 LEDs 4 LEDs 6 LEDs 8 LEDs 10 LEDs 12 LEDs 14 LEDs 16 LEDs T = 25°C V = V A AU X IN 50 100 150 200 250 300 350 400 450 500 6.5 10 13.5 17 20.5 24 27.5 31 34.5 38 41.5 45 48.5 Input Voltage (V) Figure 8: Frequency vs. Input Voltage & Number of LED 3 LEDs 4 LEDs 6 LEDs 8 LEDs 10 LEDs 12 LEDs 14 LEDs 16 LEDs T = 25°C V = V A AU X IN Boosted voltage across LEDs approaching VIN 60% 65% 70% 75% 80% 85% 90% 95% 100% 6.5 10 13.5 17 20.5 24 27.5 31 34.5 38 41.5 45 48.5 Input Voltage (V) Figure 9: Efficiency vs. Input Voltage & Number of LED 3 LEDs 4 LEDs 6 LEDs 8 LEDs 10 LEDs 12 LEDs 14 LEDs 16 LEDs T = 25°C V = V A AU X IN |
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