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SIC620 Datasheet(PDF) 8 Page - Vishay Siliconix |
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SIC620 Datasheet(HTML) 8 Page - Vishay Siliconix |
8 / 20 page SiC620, SiC620A www.vishay.com Vishay Siliconix S14-2385-Rev. E, 08-Dec-14 8 Document Number: 62922 For technical questions, contact: powerictechsupport@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 ELECTRICAL CHARACTERISTICS Test condition: VIN = 12 V, VDRV = VCIN = 5 V, ZCD_EN# = 5 V, VOUT = 1.8 V, LOUT = 250 nH (DCR = 0.32 m Ω), TA = 25 °C, natural convection cooling (All power loss and normalized power loss curves show SiC620 and SiC620A losses only unless otherwise stated) Fig. 6 - Efficiency vs. Output Current Fig. 7 - Power Loss vs. Output Current Fig. 8 - Power Loss vs. Input Voltage Fig. 9 - Safe Operating Area Fig. 10 - Power Loss vs. Switching Frequency Fig. 11 - Power Loss vs. Drive Supply Voltage 80 82 84 86 88 90 92 94 96 0 5 10 15 20 25 30 35 40 45 50 55 Output Current, I OUT (A) Complete converter efficiency PIN = [(VIN x IIN) + 5 V x (IVDRV + IVCIN)] POUT = VOUT x IOUT, measured at output capacitor 500 kHz 300 kHz 1 MHz 800 kHz 1 MHz 0 1 2 3 4 5 6 7 8 0 5 10 15 20 25 30 35 40 45 50 55 Output Current, IOUT (A) 800 kHz 500 kHz 300 kHz I OUT = 30 A 0.9 0.95 1 1.05 1.1 1.15 1.2 4 6 8 1012141618 Input Voltage, VIN (V) 300 kHz 1 MHz 0 5 10 15 20 25 30 35 40 45 50 55 60 65 0 25 50 75 100 125 150 PCB Temperature, T PCB (°C) 0.8 0.9 1 1.1 1.2 1.3 1.4 200 300 400 500 600 700 800 900 1000 1100 Switching Frequency, f s (kHz) I OUT = 30 A 0.9 0.95 1 1.05 1.1 1.15 1.2 4 4.2 4.4 4.6 4.8 5 5.2 5.4 5.6 Drive Supply Voltage, VDRV (V) IOUT = 30 A |
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