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LP8501 Arkusz danych(PDF) 10 Page - Texas Instruments |
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LP8501 Arkusz danych(HTML) 10 Page - Texas Instruments |
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10 / 51 page ![]() VDD = 3.6V VDD = 3.3V VDD = 3.0V VDD = 2.7V LOAD CURRENT (A) 0.12 3.98 4.50 4.24 3.72 3.46 3.20 0.15 0.09 0.07 0.04 0.01 IOUT = 10 mA 100 3.0 VDD (V) 80 60 IOUT = 60 mA IOUT = 30 mA 2.5 3.5 4.0 4.5 5.0 VLED = 3.3V VLED = 3.6V VLED = 3V IOUT = 45 mA VDD 2.6 30 3.1 3.6 4.0 4.5 5.0 40 50 60 70 80 90 100 VDD = 2.7V VDD = 3.0V VDD = 3.3V VDD = 3.6V 0.89 0.92 0.86 0.83 0.81 0.78 0.75 LOAD CURRENT (A) 0.09 0.07 0.12 0.15 0.04 0.01 0 51 102 153 204 255 CURRENT CODE (DEC) 26.0 20.8 15.6 10.4 5.2 0.0 VDD 2.5 17.0 3.1 3.7 4.3 4.9 5.5 17.1 17.1 17.2 17.3 17.3 17.4 17.5 17.5 17.6 17.7 17.7 17.8 17.9 17.9 18.0 LP8501 SNVS548D – SEPTEMBER 2008 – REVISED AUGUST 2013 www.ti.com TYPICAL PERFORMANCE CHARACTERISTICS LED Current vs. Current Register Code LED Current vs. Supply Voltage Figure 3. Figure 4. LED Drive Efficiency vs. Input Voltage Automatic Gain Change Charge Pump Efficiency vs. Load Current 1.5x Mode Figure 5. Figure 6. Charge Pump Efficiency vs. Input Voltage 1.5x Mode Charge Pump Output Voltage 1.5x Mode vs. Load Current Figure 7. Figure 8. 10 Submit Documentation Feedback Copyright © 2008–2013, Texas Instruments Incorporated Product Folder Links: LP8501 |
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