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ADP2139 Datasheet(PDF) 7 Page - Analog Devices |
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ADP2139 Datasheet(HTML) 7 Page - Analog Devices |
7 / 16 page ADP2138/ADP2139 Rev. 0 | Page 7 of 16 1.825 1.815 1.805 1.795 1.785 1.775 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 IOUT (A) VIN = 2.3V VIN = 3.6V VIN = 4.2V VIN = 5.5V Figure 9. Load Regulation Across Input Voltage, VOUT = 1.8 V, PWM Mode 0.815 0.810 0.805 0.800 0.795 0.790 0.785 0.780 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 IOUT (A) VIN = 2.3V VIN = 3.6V VIN = 4.2V VIN = 5.5V Figure 10. Load Regulation Across Input Voltage, VOUT = 0.8 V, PWM Mode 3.378 3.358 3.318 3.338 3.298 3.278 3.258 3.238 3.218 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 IOUT (A) VIN = 3.9V VIN = 4.2V VIN = 5.5V Figure 11. Load Regulation Across Input Voltage, VOUT = 3.3 V, PWM Mode 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 IOUT (A) 3.5 3.4 3.3 3.2 3.1 3.0 2.9 2.8 2.7 2.6 2.5 –40°C +25°C +85°C +125°C Figure 12. Frequency vs. Output Current, Across Temperature, VOUT = 1.8 V, PWM Mode 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 IOUT (A) VIN = 2.3V VIN = 3.6V VIN = 4.2V VIN = 5.5V 3.5 3.4 3.3 3.2 3.1 3.0 2.9 2.8 2.7 2.6 2.5 Figure 13. Frequency vs. Output Current, Across Supply Voltage, VOUT = 1.8 V 2.3 2.8 3.3 3.8 4.3 4.8 5.3 INPUT VOLTAGE (V) 90 80 70 60 50 40 30 20 10 0 IOUT = 100µA IOUT = 25mA IOUT = 500mA Figure 14. Output Voltage Ripple vs. Input Voltage, Across Output Current, VOUT = 1.8 V |
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