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TPS54494 Datasheet(PDF) 11 Page - Texas Instruments |
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TPS54494 Datasheet(HTML) 11 Page - Texas Instruments |
11 / 23 page 400 450 500 550 600 650 700 750 800 0 5 10 15 20 Input Voltage (V) VOUT2 = 1.5 V IOUT2 = 1 A G017 0 100 200 300 400 500 600 700 800 900 0.01 0.1 1 10 Output Current (A) VOUT1 = 3.3 V VIN1, VIN2 = 12 V G018 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 10 Output Current (A) VIN = 5 V VIN = 12 V VIN = 18 V G015 400 450 500 550 600 650 700 750 800 0 5 10 15 20 Input Voltage (V) VOUT1 = 3.3 V IOUT1 = 1 A G016 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 1 10 Output Current (A) VIN = 6 V VIN = 12 V VIN = 18 V G013 0 10 20 30 40 50 60 70 80 90 100 0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 Output Current (A) VIN = 5 V VIN = 12 V VIN = 18 V G014 TPS54494 www.ti.com SLVSBH1B – JUNE 2012 – REVISED AUGUST 2013 TYPICAL CHARACTERISTICS (continued) One output is enabled unless otherwise noted. VIN = VIN1 or VIN2. VIN = 12 V, TA = 25°C (unless otherwise noted). Figure 13. VO1=1.5V, Efficiency vs Output Current Figure 14. VO1=3.3V, Efficiency vs Output Current Figure 15. VO2=1.5V, Efficiency vs Output Current Figure 16. VO1=3.3V, SW-frequency vs Input Voltage Figure 17. VO2=1.5V, SW-frequency vs Input Voltage Figure 18. VO1=3.3V, SW-frequency vs Output Current Copyright © 2012–2013, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: TPS54494 |
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