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AL8807AW5-7 Datasheet(PDF) 7 Page - Diodes Incorporated |
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AL8807AW5-7 Datasheet(HTML) 7 Page - Diodes Incorporated |
7 / 20 page AL8807A Document number: DS35990 Rev. 1 - 2 7 of 20 www.diodes.com September 2012 © Diodes Incorporated AL8807A Typical Performance Characteristics (cont.) (@TA = +25°C, unless otherwise specified.) 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 6 9 12 15 18 21 24 27 30 33 36 INPUT VOLTAGE (V) Figure 13 Duty Cycle vs. Input Voltage R = 150m L = 33µH T = 25°C 2 LEDs CTRL Open S A Ω 6 9 12 15 18 21 24 27 30 30 36 INPUT VOLTAGE (V) Figure 14 Efficiency vs. Input Voltage 100 70 75 80 85 90 95 L= 68µH R = 300m CTRL Floating T = +25°C S A Ω 1LED 2 LEDs 3 LEDs 4 LEDs 5 LEDs 6 LEDs 7 LEDs 8 LEDs 0 100 200 300 400 500 600 700 800 6 9 12 15 18 21 24 27 30 33 36 INPUT VOLTAGE (V) Figure 15 Switching Frequency vs. Input Voltage 2 LEDs 3 LEDs 4 LEDs 5 LEDs 6 LEDs 7 LEDs 8 LEDs R = 300m L = 68µH T = 25°C CTRL Open S A Ω 1 LED 0.3 0.31 0.32 0.33 0.34 0.35 0.36 6 9 12 15 18 21 24 27 30 33 36 INPUT VOLTAGE (V) Figure 16 330mA LED Current vs. Input Voltage 0.60 0.62 0.64 0.66 0.68 0.70 0.72 0.74 6 9 12 15 18 21 24 27 30 33 36 INPUT VOLTAGE (V) Figure 17 670mA LED Current vs. Input Voltage 1 LED 2 LEDs 3 LEDs 4 LEDs 5 LEDs 6 LEDs 7 LEDs 8 LEDs R = 150m L = 68µH T = 25°C CTRL Open S A Ω 0.90 0.95 1.00 1.05 1.10 6 9 12 15 18 21 24 27 30 33 36 INPUT VOLTAGE (V) Figure 18 1A LED Current vs. Input Voltage 1 LED 2 LEDs 3 LEDs 4 LEDs 5 LEDs 6 LEDs 7 LEDs 8 LEDs R = 100m L = 68µH T = 25°C V = Open S A CTRL Ω |
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