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FDMF6840C 数据表(PDF) 8 Page - ON Semiconductor |
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FDMF6840C 数据表(HTML) 8 Page - ON Semiconductor |
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8 / 19 page ![]() www.onsemi.com 8 Typical Performance Characteristics Test Conditions: VIN=12 V, VOUT=1 V, VCIN=5 V, VDRV=5 V, LOUT=250 nH, TA=25°C, and natural convection cooling, unless otherw ise specified. Figure 6. Safe Operating Area Figure 7. Pow er Loss vs. Output Current Figure 8. Pow er Loss vs. Sw itching Frequency Figure 9. Pow er Loss vs. Input Voltage Figure 10. Pow er Loss vs. Driver Supply Voltage Figure 11. Pow er Loss vs. Output Voltage 0 5 10 15 20 25 30 35 40 45 50 0 25 50 75 100 125 150 PCB Temperature, TPCB (°C) FSW = 300kHz FSW = 1000kHz VIN = 12V, VDRV & VCIN = 5V, VOUT = 1V 0 1 2 3 4 5 6 7 8 9 10 11 0 5 10 15 20 25 30 35 40 45 Module Output Current, IOUT (A) 300kHz 500kHz 800kHz 1000kHz VIN = 12V, VDRV & VCIN = 5V, VOUT = 1V 0.9 1.0 1.1 1.2 1.3 1.4 1.5 100 200 300 400 500 600 700 800 900 1000 1100 Module Switching Frequency, FSW (kHz) VIN = 12V, VDRV & VCIN = 5V, VOUT = 1V, IOUT = 30A 0.98 1.00 1.02 1.04 1.06 1.08 4 6 8 10 12 14 16 18 Module Input Voltage, VIN (V) VDRV & VCIN = 5V, VOUT = 1V, FSW = 300kHz, IOUT = 30A 0.90 0.95 1.00 1.05 1.10 1.15 4.0 4.5 5.0 5.5 6.0 Driver Supply Voltage, VDRV & VCIN (V) VIN = 12V, VOUT = 1V, FSW = 300kHz, IOUT = 30A 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Module Output Voltage, VOUT (V) VIN = 12V, VDRV & VCIN = 5V, FSW = 300kHz, IOUT = 30A |
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