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SIC789 Datasheet(PDF) 10 Page - Vishay Siliconix |
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SIC789 Datasheet(HTML) 10 Page - Vishay Siliconix |
10 / 19 page SiC789, SiC789A www.vishay.com Vishay Siliconix S14-2287-Rev. B, 08-Dec-14 10 Document Number: 62972 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 Fig. 12 - Power Loss vs. Switching Frequency Fig. 13 - UVLO Threshold vs. Temperature Fig. 14 - PWM Threshold vs. Temperature (SiC789A) Fig. 15 - Driver Supply Current vs. Output Current Fig. 16 - BOOT Diode Forward Voltage vs. Temperature Fig. 17 - PWM Threshold vs. Driver Supply Voltage (SiC789A) 0.60 0.75 0.90 1.05 1.20 1.35 1.50 1.65 1.80 200 300 400 500 600 700 800 900 1000 1100 1200 Switching Frequency, f S (kHz) 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 -60 -40 -20 0 20 40 60 80 100 120 140 Temperature ( °C) V UVLO_FALLING V UVLO_RISING 0.2 0.6 1.0 1.4 1.8 2.2 2.6 3.0 3.4 -60 -40 -20 0 20 40 60 80 100 120 140 Temperature ( °C) V TRI_TH_R V TRI_TH_F V TRI V TH_PWM_R V TH_PWM_F 0.88 0.92 0.96 1.00 1.04 1.08 1.12 1.16 1.20 0 5 10 15 20 25 30 35 40 45 50 55 Output Current, I OUT (A) 1 MHz 300 kHz 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 -60 -40 -20 0 20 40 60 80 100 120 140 Temperature ( °C) I F = 2 mA 0.0 0.4 0.8 1.2 1.6 2.0 2.4 2.8 3.2 4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5 Driver Supply Voltage, V CIN (V) V TH_PWM_F V TRI V TH_PWM_R V TRI_TH_F V TRI_TH_R |
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