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FDMF6705 데이터시트(PDF) 9 Page - ON Semiconductor |
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FDMF6705 데이터시트(HTML) 9 Page - ON Semiconductor |
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9 / 21 page ![]() © 2011 Fairchild Semiconductor Corporation www.fairchildsemi.com FDMF6705 • Rev. 1.0.4 8 Typical Performance Characteristics Test Conditions: VIN=12 V, VOUT=1.0 V, VCIN=5 V, VDRV=5 V, LOUT=320 nH, TA=25°C, and natural convection cooling, unless otherwise specified. Figure 6. Safe Operating Area Figure 7. Module Power Loss vs. Output Current Figure 8. Module Power Loss vs. Output Current Figure 9. Module Power Loss vs. Switching Frequency Figure 10. Normalized Power Loss vs. Input Voltage Figure 11. Normalized Power Loss vs. Driver Supply Voltage 0 5 10 15 20 25 30 35 40 45 0 25 50 75 100 125 150 PCB Temperature (°C) fSW = 300kHz fSW = 1MHz VIN = 12V, VOUT = 1.0V Θ JPCB = 3.5°C/W 0 1 2 3 4 5 6 7 8 9 10 11 0 5 10 15 20 25 30 35 40 Output Current, IOUT (A) 300kHz 500kHZ 800kHz 1MHz VIN = 12V, VOUT = 1V 0 1 2 3 4 5 6 7 8 9 10 11 12 0 5 10 15 20 25 30 35 40 Output Current, IOUT (A) 300kHz 500kHz 800kHz 1MHz VIN = 19V, VOUT = 1V 1 2 3 4 5 6 7 8 9 200 300 400 500 600 700 800 900 100 Module Switching Frequency, fSW (kHz) Vin = 19V, Iout = 30A Vin = 12V, Iout = 30A Vin = 19V, Iout = 20A Vin = 12V, Iout = 20A 0.95 1.00 1.05 1.10 1.15 1.20 4 6 8 10121416 18 2 Module Input Voltage, VIN (V) IOUT = 30A, fSW = 300kHz 0.90 0.95 1.00 1.05 1.10 1.15 4.50 4.75 5.00 5.25 5.50 Driver Supply Voltage, VDRV and VCIN (V) VIN = 12V, IOUT = 30A, fSW = 300kHz |
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