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TPS652510 Datasheet(PDF) 9 Page - Texas Instruments |
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TPS652510 Datasheet(HTML) 9 Page - Texas Instruments |
9 / 31 page 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 -40 -20 0 20 40 60 Temperature - °C buck2 = 2 A, buck3 = 2 A buck2 = 0 A, buck3 = 0 A 20 30 40 50 60 70 80 90 0 0.5 1 1.5 2 2.5 3 Current - A V = 12 V I V = 15 V I V = 4.5 V I 1.21 1.215 1.22 1.225 1.23 -40 -20 0 20 40 60 Temperature - °C 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 I_BUCK3 - A 3.365 3.37 3.375 3.38 3.385 I_buck1 = 0.25 A, I_buck2 = 0.25 A I_buck1 = 1 A, I_buck2 = 1 A I_buck1 = 2 A, I_buck2 = 2 A 0 0.5 1 1.5 2 2.5 3 I_BUCK1 - A 1.2 1.205 1.21 1.215 1.22 1.225 I_buck2 = 2 A, I_buck3 = 2 A I_buck2 = 1 A, I_buck3 = 1 A I_buck2 = 0.25 A, I_buck3 = 0.25 A 1.8 1.805 1.81 1.815 1.82 1.825 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 I_BUCK2 - A I_buck2 = 2 A, I_buck3 = 2 A I_buck1 = 1 A, I_buck3 = 1 A I_buck1 = 0.25 A, I_buck3 = 0.25 A TPS652510 www.ti.com SLVSB30B – SEPTEMBER 2011 – REVISED AUGUST 2013 TYPICAL CHARACTERISTICS Load Regulation: Buck1 @ 1.2V, 1% Resistor Feedback Load Regulation: Buck2 @ 1.8V, 1% Resistor Feedback Figure 1. Figure 2. Buck1 Temp Variation @ 1.2V, 1%Resistor Load Regulation: Buck3 @ 3.3V, 1% Resistor Feedback -40°C to 75°C, Buck1 = 3A, Buck2 = 2A, Buck3 = 2A Figure 3. Figure 4. Current Limit Variation 25°C, Buck1 1.2V Efficiency, Forced PWM RLIM1 = 100k Ω, RLIM2&3 = 120kΩ L = 4.7µH, 20m Ω, fSW = 500KHz Figure 5. Figure 6. Copyright © 2011–2013, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: TPS652510 |
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