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IP2003 数据表(PDF) 4 Page - International Rectifier |
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IP2003 数据表(HTML) 4 Page - International Rectifier |
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4 / 9 page ![]() www.irf.com 4 iP2003 Fig. 7: I DD (VDD current) vs. Frequency Fig. 5: Normalized Power Loss vs. Frequency Fig. 3: Normalized Power Loss vs. V IN Fig. 4: Normalized Power Loss vs. V OUT Typical Performance Curves Fig. 6: Normalized Power Loss vs. Inductance 3 4 5 6 7 8 9 10 11 12 13 Input Voltage (V) -1 0 1 2 3 4 5 6 7 0.96 1.00 1.04 1.08 1.12 1.16 1.20 1.24 1.28 VOUT = 1.3V IOUT = 40A fsw = 1MHz L = 0.3µH TBLK = 125°C 200 300 400 500 600 700 800 900 1000 Swiching Frequency (kHz) 0.65 0.70 0.75 0.80 0.85 0.90 0.95 1.00 1.05 -7.0 -6.0 -5.0 -4.0 -3.0 -2.0 -1.0 0.0 1.0 VIN = 12V VOUT = 1.3V IOUT = 40A L = 0.30µH TBLK = 125°C 0.1 0.3 0.5 0.7 0.9 Output Inductance (µH) 0.98 1.00 1.02 1.04 1.06 -0.5 0.0 0.5 1.0 1.5 VIN = 12V VOUT = 1.3V IOUT = 40A fsw = 1MHz TBLK = 125°C 250 500 750 1000 Switching Frequency (kHz) 20 30 40 50 60 70 80 Does not include PRDY current TBLK = 25°C 0.8 1.2 1.6 2.0 2.4 2.8 3.2 3.6 Output Voltage (V) 0.96 1.00 1.04 1.08 1.12 1.16 -1.0 0.0 1.0 2.0 3.0 4.0 VIN = 12V IOUT = 40A fsw = 1MHz L = 0.30µH TBLK = 125°C |
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