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TPS79928DDCT Datasheet(PDF) 8 Page - Texas Instruments |
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TPS79928DDCT Datasheet(HTML) 8 Page - Texas Instruments |
8 / 27 page www.ti.com 200 180 160 140 120 100 80 60 40 20 0 0.01 0.1 1 C NR (nF) 10 I OUT = 1mA C OUT = 2.2µF 35 30 25 20 15 10 5 0 0 5 10 15 20 C OUT (µF) 25 I OUT = 1mA C NR = 0.01µF 20 µs/div 20mV/div 20mV/div 1V/div V OUT V OUT V IN I OUT = 150mA dV IN dt = 1V/ µs C OUT = 10µF C OUT = 2.2µF 3.15V 4.15V 20 s/div m 100mV/div 100mV/div 100mA/div V OUT V OUT I OUT C =2.2 F OUT m C =10 F OUT m V =3.35V IN 150mA 1mA 10 s/div m 1V/div 4V/div V OUT V IN 0V 3.85V R W LOAD =19 C =10 F OUT m R W LOAD =19 C =2.2 F OUT m 10 s/div m 1V/div 5V/div V OUT V EN R W LOAD =19 C =2.2 F OUT m R W LOAD =19 C =10 F OUT m V =3.85V IN TPS799xx SBVS056I – JANUARY 2005 – REVISED NOVEMBER 2007 TYPICAL CHARACTERISTICS (continued) Over operating temperature range (TJ= –40°C to +125°C), VIN = VOUT(TYP) + 0.3V or 2.7V, whichever is greater; IOUT = 1mA, VEN = VIN, COUT = 2.2µF, CNR = 0.01µF, unless otherwise noted. For TPS79901, VOUT = 3.0V. Typical values are at TJ = +25°C. TPS799285 TPS799285 TOTAL NOISE vs CNR TOTAL NOISE vs COUT Figure 21. Figure 22. TPS799285 TPS799285 LINE TRANSIENT RESPONSE LOAD TRANSIENT RESPONSE Figure 23. Figure 24. TPS799285 TURN-ON RESPONSE TPS799285 (VEN = VIN) ENABLE RESPONSE Figure 25. Figure 26. 8 Submit Documentation Feedback Copyright © 2005–2007, Texas Instruments Incorporated |
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