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ADP2443ACPZN-R7 数据表(PDF) 9 Page - Analog Devices |
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ADP2443ACPZN-R7 数据表(HTML) 9 Page - Analog Devices |
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9 / 25 page ![]() ADP2443 Data Sheet Rev. 0 | Page 8 of 24 TYPICAL PERFORMANCE CHARACTERISTICS TA = 25oC, VIN = 24 V, VOUT = 5 V, L = 6.8 µH, COUT = 47 µF × 2, fSW = 600 kHz, unless otherwise noted. 100 30 40 50 60 70 80 90 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT (A) VOUT = 5V, L = 6.8µH VOUT = 3.3V, L = 4.7µH VOUT = 1.2V, L = 2.2µH Figure 5. Efficiency at VIN = 24 V, fSW = 600 kHz 100 30 40 50 60 70 80 90 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT (A) VOUT = 5V, L = 10µH VOUT = 3.3V, L = 10µH VOUT = 1.2V, L = 4.7µH Figure 6. Efficiency at VIN = 24 V, fSW = 300 kHz 100 30 40 50 60 70 80 90 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT (A) VOUT = 5V, L = 3.3µH VOUT = 3.3V, L = 2.2µH Figure 7. Efficiency at VIN = 24 V, fSW = 1.2 MHz 100 30 40 50 60 70 80 90 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT (A) VOUT = 5V, L = 6.8µH VOUT = 3.3V, L = 4.7µH VOUT = 1.2V, L = 2.2µH Figure 8. Efficiency at VIN = 12 V, fSW = 600 kHz 100 30 40 50 60 70 80 90 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT (A) VOUT = 5V, L = 10µH VOUT = 3.3V, L = 10µH VOUT = 1.2V, L = 4.7µH Figure 9. Efficiency at VIN = 12 V, fSW = 300 kHz 100 30 40 50 60 70 80 90 0 0.5 1.0 1.5 2.0 2.5 3.0 OUTPUT CURRENT (A) VOUT = 5V, L = 3.3µH VOUT = 3.3V, L = 2.2µH VOUT = 1.2V, L = 1µH Figure 10. Efficiency at VIN = 12 V, fSW = 1.2 MHz |
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