Datasheet

0
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
0 50 100 150 200 250 300 350 400 450 500 550 600
I -LoadCurrent-mA
O
V -Peak-to-PeakOutputrippleVoltage-mV
O
V =1.2V
O
V =4.8V
I
V =3.6V
I
V =2.5V
I
t-Time-5µs/div
V =3.6V,
V =1.82V
I
O
50to350mA LoadStep
3.3to3.9VLineStep
V -20mV/div-1.82VOffset
O
I -200mA/div
O
V -500mV/div-3.3VOffset
I
MODE=Low
t-Time-2ms/div
MODE=Low
V =3.6V,
V =1.82V
I
O
0to150mA LoadStep
V -10mV/div-1.82VOffset
O
I -100mA/div
O
V -20mV/div-1.82VOffset
O
I -200mA/div
O
V -500mV/div-2.7VOffset
I
50to350mA LoadStep
2.7to3.3VLineStep
V =3.6V,
V =1.82V
I
O
t-Time-5 s/divm
MODE=Low
TPS62620, TPS62621
TPS62622, TPS62623
TPS62624, TPS62625
SLVS848C –JULY 2009– REVISED AUGUST 2011 www.ti.com
TYPICAL CHARACTERISTICS (continued)
PEAK-TO-PEAK OUTPUT RIPPLE VOLTAGE
vs
LOAD CURRENT COMBINED LINE/LOAD TRANSIENT RESPONSE
Figure 9. Figure 10.
LOAD TRANSIENT RESPONSE IN
COMBINED LINE/LOAD TRANSIENT RESPONSE PFM/PWM OPERATION
Figure 11. Figure 12.
8 Copyright © 2009–2011, Texas Instruments Incorporated