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TPS65131 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS65131 Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 33 page  Temperature (GC) -40 -20 0 20 40 60 80 100 120 0 0.2 0.4 0.6 0.8 1 1.2 D003 VI = 5.5 V VI = 3.3 V Temperature (GC) -40 -20 0 20 40 60 80 100 120 240 250 260 270 280 290 300 310 320 330 340 D004 Input Voltage (V) 2.5 3 3.5 4 4.5 5 5.5 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 D001 V POS = 10.5 V V POS = 15 V Input Voltage (V) 2.5 3 3.5 4 4.5 5 5.5 0 0.1 0.2 0.3 0.4 0.5 0.6 D002 V NEG = -10 V V NEG = -15 V TPS65131-Q1 www.ti.com SLVSBB2D – MAY 2012 – REVISED OCTOBER 2014 6.6 Switching Characteristics The specification applies over the full recommended input voltage range VI = 2.7 V to 5.5 V and over the temperature range TJ = TA = –40 °C to 125°C unless otherwise noted. Typical values apply for VI = 3.6 V and TJ = TA = 25°C. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT FREQUENCY f Oscillator frequency 1150 1380 1500 kHz DUTY CYCLE D(MAX-P) Maximum-duty-cycle, boost converter 87.5% Maximum-duty-cycle, inverting D(MAX-N) 87.5% converter D(MIN-P) Minimum-duty-cycle, boost converter 12.5% Minimum-duty-cycle, inverting D(MIN-N) 12.5% converter 6.7 Typical Characteristics At 25°C, unless otherwise noted. Figure 1. Boost Converter (VPOS) Maximum Output Current Figure 2. Inverting Converter (VPOS) Output Current vs Input vs Input Voltage Voltage VI = 3.6 V Figure 4. Quiescent Current (Into VIN and INN) Over Input Figure 3. Shutdown Current (Into VIN and INN) Over Input Voltage Voltage Copyright © 2012–2014, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: TPS65131-Q1 |
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