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TPS65146 Datasheet(PDF) 9 Page - Texas Instruments |
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TPS65146 Datasheet(HTML) 9 Page - Texas Instruments |
9 / 30 page FB shorted toGND V 5V/div S 200 s/div m V 5V/div SW V IN 2 V/div V IN =5V V S =15V/500mA V S 5 V/div I L 500 mA/div 10 ms/div C SS =100nF V 5V/div FLK V 10V/div GHM V =20VdowntoGND RE=80k GHM W 40 s/div m 10 µs/div V 50mV/div LVOUT_AC I 200mA/div LVOUT V 50mV/div LVOUT_AC V =3.3V V =2.5V LVIN LVOUT C =1µF OUT ILVOUT = 100 mA - 300 mA -8 -7 -6 -5 -4 -3 -2 -1 0 0 10 20 30 40 50 60 70 l -LoadCurrent-mA GL T =-40°C A V =3.3V V =9V IN S V =-6.7V GH T =25°C A T =85°C A 0 10 20 30 40 50 60 70 80 90 100 I -LoadCurrent-mA GH 16.5 17.0 17.5 18.0 18.5 19.0 19.5 20.5 20.0 V =3.3V V =12V IN S V =19.8V GH T =-40°C A T =25°C A T =85°C A TPS65146 www.ti.com ........................................................................................................................................................................................... SLVS869 – NOVEMBER 2008 BOOST CONVERTER OVERVOLTAGE PROTECTION SOFT-START BOOST CONVERTER (OVP) Figure 9. Figure 10. LOAD TRANSIENT RESPONSE LDO GATE VOLTAGE SHAPING Figure 11. Figure 12. VGHM VOLTAGE VGL VOLTAGE vs vs LOAD CURRENT LOAD CURRENT Figure 13. Figure 14. Copyright © 2008, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Link(s) :TPS65146 |
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