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TPS65141PWPR Datasheet(PDF) 5 Page - Texas Instruments |
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TPS65141PWPR Datasheet(HTML) 5 Page - Texas Instruments |
5 / 32 page 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 FB1 FB4 BASE VIN SW SW PGND PGND SUP PG GND FB3 EN ENR COMP FB2 REF GND DRV C1− C1+ C2−/MODE C2+ OUT3 1 2 3 4 5 6 18 17 16 15 14 13 7 8 9 10 11 12 19 20 21 22 23 24 Exposed Thermal Die* COMP ENR EN FB1 FB4 BASE C2−/MODE C2+ OUT3 FB3 GND PG PWP PACKAGE TOP VIEW RGE PACKAGE TOP VIEW TPS65140, TPS65141 TPS65145 www.ti.com SLVS497E – SEPTEMBER 2003 – REVISED NOVEMBER 2012 ELECTRICAL CHARACTERISTICS (continued) Vin = 3.3 V, EN = VIN, VO1 = 10 V, TA= -40°C to 85°C, typical values are at TA = 25°C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT D1 – D4 Shottky diode Vd ID1-D4 = 40 mA 610 720 mV forward voltage IO Maximum output current 20 mA 10 V ≤ VO1 ≤ 15 V, Iload = 10 mA, Line regulation 0.56 %/V VO3 = 27 V Load regulation 1 mA ≤ IO ≤ 20 mA, VO3 = 27 V 0.05 %/mA LINEAR REGULATOR CONTROLLER VO4 VO4 Output voltage 4.5 V ≤ VI ≤ 5.5 V; 10 mA ≤ IO ≤ 500 mA 3.2 3.3 3.4 V Vin-VO4-VBE ≥ 0.5 V (1) 13.5 19 Maximum base drive IBASE mA current Vin-VO4-VBE ≥ 0.75 V (1) 20 27 Line regulation 4.75 V ≤ VI ≤ 5.5 V, Iload = 500 mA 0.186 %/V Load regulation 1 mA ≤ IO ≤ 500 mA, VI = 5 V 0.064 %/A Start up current VO4 ≤ 0.8 V 11 20 25 mA SYSTEM POWER GOOD (PG) V(PG, Vo1) -12 -8.75% VO1 -6 V V(PG, Vo2) Power good threshold(2) -13 -9.5% VO2 -5 V V(PG, Vo3) -11 -8% VO3 -5 V VOL PG output low voltage I(sink) = 500 μA 0.3 V IL PG output leakage current VPG = 5 V 0.001 1 µA (1) With VI = supply voltage of the TPS6514x, VO4 = output voltage of the regulator, VBE = basis emitter voltage of external transistor. (2) The power good goes high when all 3 outputs (VO1, VO2, VO3) are above their threshold. The power good goes low as soon as one of the outputs is below their threshold. DEVICE INFORMATION Copyright © 2003–2012, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Links: TPS65140 TPS65141 TPS65145 |
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