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ADP1073AN Datasheet(PDF) 4 Page - Analog Devices |
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ADP1073AN Datasheet(HTML) 4 Page - Analog Devices |
4 / 16 page ADP1073 –4– REV. 0 –Typical Performance Characteristics SWITCH CURRENT – Amps 1.6 0.6 0 0.1 0.7 0.2 0.3 0.4 0.5 0.6 1.4 0.8 0.4 0.2 1.2 1 SATURATION VOLTAGE 2 1.8 0.05 Figure 3. Switch ON Voltage vs. Switch Current in Step-Down Mode TEMPERATURE – C 120 40 40 085 25 70 90 70 60 50 110 80 100 Figure 6. Set Pin Bias Current vs. Temperature TEMPERATURE – C 70 68 40 085 25 70 58 56 66 64 62 60 Figure 9. Duty Cycle vs. Temperature RLIM – 1400 600 0 10 1000 30 50 70 90 200 400 600 800 1200 1000 400 200 800 VIN = 1.5V WITH L = 82 H VIN = 3V WITH L = 82 H VIN = 12V WITH L = 150 H Figure 4. Maximum Switch Current vs. RLIM TEMPERATURE – C 160 140 40 40 085 25 70 80 60 120 100 VIN = 1.5V Figure 7. Supply Current vs. Temperature TEMPERATURE – C 34.5 30 40 085 25 70 32 31.5 31 30.5 34 33.5 33 32.5 Figure 10. Switch ON Time vs. Temperature SWITCH CURRENT – Amps 0.1 0.2 1.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.1 1.2 0.6 0 1 0.8 0.4 0.2 VIN = 1.5V VIN = 5.0V VIN = 3.0V VIN = 2.0V VIN = 1.25V VIN = 1.0V Figure 2. Saturation Voltage vs. Switch Current in Step-Up Mode INPUT VOLTAGE – Volts 1000 0 1 3.5 100 10 FOR VIN > 1.6V, RLIM = 68 1.5 2 2.5 3 Figure 5. Guaranteed Minimum Output Current at VOUT = 5 V vs. Input Voltage TEMPERATURE – C 22 21 40 085 25 70 17 16 15 14 20 19 18 Figure 8. Oscillator Frequency vs. Temperature |
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