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ADP5053ACPZ-R7 数据表(PDF) 13 Page - Analog Devices |
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ADP5053ACPZ-R7 数据表(HTML) 13 Page - Analog Devices |
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13 / 37 page ![]() ADP5053 Data Sheet Rev. B | Page 12 of 36 0 10 20 30 40 50 60 70 80 90 100 0 0.2 0.4 0.6 0.8 1.0 1.2 IOUT (A) fSW = 1.0MHz fSW = 600kHz fSW = 300kHz Figure 10. Channel 3/Channel 4 Efficiency Curve, VIN = 12 V, VOUT = 1.8 V, FPWM Mode 0 10 20 30 40 50 60 70 80 90 100 0.01 0.1 1 2 IOUT (A) VOUT = 1.2V, FPWM VOUT = 1.2V, AUTO PWM/PSM VOUT = 1.8V, FPWM VOUT = 1.8V, AUTO PWM/PSM VOUT = 3.3V, FPWM VOUT = 3.3V, AUTO PWM/PSM Figure 11. Channel 3/Channel 4 Efficiency Curve, VIN = 12 V, fSW = 600 kHz, FPWM and Automatic PWM/PSM Modes –0.4 –0.3 –0.2 –0.1 0 0.1 0.2 0.3 0.4 0 1 2 3 4 IOUT (A) Figure 12. Channel 1 Load Regulation, VIN = 12 V, VOUT = 3.3 V, fSW = 600 kHz, FPWM Mode –0.4 –0.3 –0.2 –0.1 0 0.1 0.2 0.3 0.4 4.5 6.0 7.5 9.0 10.5 12.0 13.5 15.0 INPUT VOLTAGE (V) Figure 13. Channel 1 Line Regulation, VOUT = 3.3 V, IOUT = 4 A, fSW = 600 kHz, FPWM Mode –0.4 –0.3 –0.2 –0.1 0 0.1 0.2 0.3 0.4 0 0.2 0.4 0.6 0.8 1.0 1.2 IOUT (A) Figure 14. Channel 3 Load Regulation, VIN = 12 V, VOUT = 3.3 V, fSW = 600 kHz, FPWM Mode –0.4 –0.3 –0.2 –0.1 0 0.1 0.2 0.3 0.4 4.5 6.0 7.5 9.0 10.5 12.0 13.5 15.0 INPUT VOLTAGE (V) Figure 15. Channel 3 Line Regulation, VOUT = 3.3 V, IOUT = 1 A, fSW = 600 kHz, FPWM Mode |
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