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TPS65145IPWPRQ1 Datasheet(PDF) 4 Page - Texas Instruments |
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TPS65145IPWPRQ1 Datasheet(HTML) 4 Page - Texas Instruments |
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4 / 26 page  TPS65140-Q1 TPS65145-Q1 SGLS277A – NOVEMBER 2004 – REVISED APRIL 2008 ................................................................................................................................................. www.ti.com ELECTRICAL CHARACTERISTICS (continued) VIN = 3.3 V, EN = VIN, Vo1 = 10 V, TA= -40°C to 85°C, typical values are at TA = 25C (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VO1-VIN Minimum input to output 1 V voltage difference VREF Reference voltage 1.205 1.213 1.219 V Feedback regulation 1.136 1.146 1.154 VFB V voltage IFB Feedback input bias 10 100 nA current Vo1 = 10 V, Isw = 500 mA 195 290 N-MOSFET on-resistance rDS(on) m Ω (Q1) Vo1 = 5 V, Isw = 500 mA 285 420 TPS65140 1.6 2.3 2.8 A N-MOSFET switch current ILIM limit (Q1) TPS65145 0.96 1.37 1.7 A Vo1 = 10 V, Isw = 100 mA 9 15 P-MOSFET on-resistance rDS(on) Ω (Q2) Vo1 = 5 V, Isw = 100 mA 14 22 Maximum P-MOSFET peak IMAX 1 A switch current Vsw = 15 V 1 10 Ileak Switch leakage current µA Vsw = 0 V 1 10 0 °C ≤ T A ≤ 85°C 1.295 1.6 2.1 fSW Oscillator frequency MHz -40 °C ≤ T A ≤ 85°C 1.191 1.6 2.1 Line regulation 2.7 V ≤ VI ≤ 5.7 V; Iload = 100 mA 0.012 %/V Load regulation 0 mA ≤ IO ≤ 300 mA 0.2 %/A NEGATIVE CHARGE PUMP Vo2 Vo2 Output voltage range -2 V Vref Reference voltage 1.205 1.213 1.219 V Feedback regulation VFB -36 0 36 mV voltage Feedback input bias IFB 10 100 nA current Q8 P-Channel switch 4.3 8 rDS(on) rDS(on) IO = 20 mA Ω Q9 N-Channel switch 2.9 4.4 rDS(on) IO Minimum output current 20 mA 7 V ≤ Vo1 ≤ 15 V, Iload = 10 mA, Line regulation 0.09 %/V Vo2 = -5 V Load regulation 1 mA ≤ IO ≤ 20 mA, Vo2 = -5 V 0.126 %/mA POSITIVE CHARGE PUMP Vo3 Vo3 Output voltage range 30 V Vref Reference voltage 1.205 1.213 1.219 V Feedback regulation VFB 1.187 1.214 1.238 V voltage Feedback input bias IFB 10 100 nA current Q3 P-Channel switch 9.9 15.5 rDS(on) Q4 N-Channel switch 1.1 1.8 rDS(on) rDS(on) IO = 20 mA Ω Q5 P-Channel switch 4.6 8.5 rDS(on) Q6 N-Channel switch 1.2 2.2 rDS(on) 4 Submit Documentation Feedback Copyright © 2004–2008, Texas Instruments Incorporated Product Folder Link(s): TPS65140-Q1 TPS65145-Q1 |
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