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TPS54628 Datasheet(PDF) 10 Page - Texas Instruments |
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TPS54628 Datasheet(HTML) 10 Page - Texas Instruments |
10 / 23 page 0 100 200 300 400 500 600 700 800 900 0.0 0.1 1.0 10.0 I O - Output Current (A) Vo=1.05V Vo=1.8V Vo=3.3V C011 V O = 1.05 V V O = 1.8 V V O = 3.3 V 0.750 0.755 0.760 0.765 0.770 0.775 0.780 ±50 0 50 100 150 T J Junction Temperature (ƒC) Io=10mA Io=1A C012 I O = 10 mA I O = 1 A 400 450 500 550 600 650 700 750 800 850 900 0 5 10 15 20 V IN - Input Voltage (V) Vo=1.05V Vo=1.2V Vo=1.5V Vo=1.8V Vo=2.5V Vo=3.3V Vo=5V C010 V O = 1.05 V V O = 1.2 V V O = 1.5 V V O = 1.8 V V O = 2.5 V V O = 3.3 V V O = 5 V I OUT = 1 A 0 10 20 30 40 50 60 70 80 90 100 0.001 0.01 0.1 I OUT - Output Current (A) Vo=1.8V Vo=3.3V Vo=5V C009 V IN = 12 V 40 50 60 70 80 90 100 0.0 1.0 2.0 3.0 4.0 5.0 6.0 I OUT - Output Current (A) Vo=1.8V Vo=3.3V Vo=5V C008 V IN = 12 V Vout(0.5V/div) EN(10V/div) 1ms/div VREG5(5V/div) TPS54628 SLVSBW5 – APRIL 2013 www.ti.com TYPICAL CHARACTERISTICS (continued) VIN = 12 V, TA = 25°C (unless otherwise noted). Figure 7. START-UP WAVE FORM Figure 8. EFFICIENCY vs OUTPUT CURRENT Figure 9. LIGHT LOAD EFFICIENCY vs OUTPUT CURRENT Figure 10. SWITCHING FREQUENCY vs INPUT VOLTAGE Figure 11. SWITCHING FREQUENCY vs OUTPUT CURRENT Figure 12. VFB VOLTAGE vs JUNCTION TEMPERATURE 10 Copyright © 2013, Texas Instruments Incorporated Product Folder Links :TPS54628 |
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