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 RICHTEK
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6 page 
RT8010/A 6 DS8010/A-02 March 2007 www.richtek.com Typical Operating Characteristics Efficiency vs. Output Current 0 10 20 30 40 50 60 70 80 90 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Output Current (A) VOUT = 3.3V, COUT = 4.7μF, L = 4.7μH VIN = 3.6V VIN = 4.2V VIN = 5.0V Efficiency vs. Output Current 0 10 20 30 40 50 60 70 80 90 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Output Current (A) VOUT = 1.2V, COUT = 10μF, L = 2.2μH VIN = 5.0V VIN = 3.3V VIN = 2.5V Efficiency vs. Output Current 0 10 20 30 40 50 60 70 80 90 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Output Current (A) VOUT = 1.2V, COUT = 4.7μF, L = 4.7μH VIN = 5.0V VIN = 3.3V VIN = 2.5V UVLO Voltage vs.Temperature 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 -40 -25 -10 5 20 35 50 65 80 95 110 125 Temperature ( °C) VOUT = 1.2V, IOUT = 0A Rising Falling EN Pin Threshold vs. Input Voltage 0.60 0.65 0.70 0.75 0.80 0.85 0.90 0.95 1.00 1.05 1.10 1.15 1.20 2.5 2.8 3.1 3.4 3.7 4 4.3 4.6 4.9 5.2 5.5 Input Voltage (V) VOUT = 1.2V, IOUT = 0A Rising Falling EN Pin Threshold vs. Temperature 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 -40 -25 -10 5 20 35 50 65 80 95 110 125 Temperature VIN = 3.6V, VOUT = 1.2V, IOUT = 0A Rising Falling ( °C) |
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