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FDMF5821 数据表(PDF) 8 Page - ON Semiconductor |
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FDMF5821 数据表(HTML) 8 Page - ON Semiconductor |
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8 / 26 page ![]() © 2016 Semiconductor Components Industries, LLC www.onsemi.com FDMF5821 • Rev. 1.0 7 Typical Performance Characteristics Test Conditions: VIN=12 V, VCC=PVCC=5 V, VOUT=1.8 V, LOUT=250 nH, TA=25°C and natural convection cooling, unless otherwise noted. Figure 4. Safe Operating Area Figure 5. Power Loss vs. Output Current Figure 6. Power Loss vs. Switching Frequency Figure 7. Power Loss vs. Input Voltage Figure 8. Power Loss vs. Driver Supply Voltage Figure 9. Power Loss vs. Output Voltage 0 5 10 15 20 25 30 35 40 45 50 55 60 65 0 25 50 75 100 125 150 PCB Temperature, TPCB [ C] FSW = 300kHz FSW = 1000kHz VIN = 12V, PVCC & VCC = 5V, VOUT = 1.8V 0 1 2 3 4 5 6 7 8 9 10 11 12 0 5 10 15 20 25 30 35 40 45 50 55 60 Module Output Current, IOUT [A] 12Vin, 300kHz 12Vin, 500kHz 12Vin, 800kHz 12Vin, 1000kHz PVCC & VCC = 5V, VOUT = 1.8V 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 200 300 400 500 600 700 800 900 1000 1100 Module Switching Frequency, FSW [kHz] VIN = 12V, PVCC & VCC = 5V, VOUT = 1.8V, IOUT = 30A 0.96 0.98 1.00 1.02 1.04 1.06 1.08 1.10 1.12 4 6 8 10 12 14 16 18 Module Input Voltage, VIN [V] PVCC & VVCC = 5V, VOUT = 1.8V, FSW = 500kHz, IOUT = 30A 0.96 0.98 1.00 1.02 1.04 1.06 1.08 1.10 1.12 4.0 4.5 5.0 5.5 6.0 Driver Supply Voltage, PVCC & VCC [V] VIN = 12V, VOUT = 1.8V, FSW = 500kHz, IOUT = 30A 0.9 1.0 1.1 1.2 1.3 1.4 1.5 0.5 1.0 1.5 2.0 2.5 3.0 3.5 Module Output Voltage, VOUT [V] VIN = 12V, PVCC & VVCC = 5V, FSW = 500kHz, IOUT = 30A |
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