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6 page 
TYPICAL CHARACTERISTICS Table of Graphs 0.1 1 10 100 1000 I -LoadCurrent-mA O 10 20 30 40 50 60 70 80 90 100 V =1.82V O V =2.7V PFM/PWMOperation I V =3.6V PFM/PWMOperation I V =4.2V PFM/PWMOperation I V =3.6V ForcedPWMOperation I 10 20 30 40 50 60 70 80 90 100 0.1 1 10 100 1000 I -LoadCurrent-mA O V =2.7V PFM/PWMOperation I V =3.6V PFM/PWMOperation I V =4.2V PFM/PWMOperation I V =3.6V ForcedPWMOperation I V =1.2V O SLVS848A – JULY 2009 – REVISED JULY 2009 ............................................................................................................................................................... www.ti.com FIGURE vs Load current 3, 4, 5, 6 η Efficiency vs Input voltage 7 Peak-to-peak output ripple voltage vs Load current 8, 9 Combined line/load transient 10, 11 response 12, 13, 14, 15 Load transient response 16, 17, 18, 19, 20, 21 AC load transient response 22, 23 VO DC output voltage vs Load current 24, 25 PFM/PWM boundaries 26, 27 IQ Quiescent current vs Input voltage 28 fs PWM Switching frequency vs Input voltage 29 P-channel MOSFET rDS(on) vs Input voltage 30 rDS(on) N-channel MOSFET rDS(on) vs Input voltage 31 PWM operation 32 Power-save mode operation 33 Mode change response 34, 35 Over-current fault operation 36 Start-up 37 Shutdown 38 EFFICIENCY EFFICIENCY vs vs LOAD CURRENT LOAD CURRENT Figure 3. Figure 4. 6 Copyright © 2009, Texas Instruments Incorporated |
