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0.05
0.1
0.15
0.2
0.25
0.3
2.5 3 3.5 4 4.5 5 5.5 6
V -V
IN
RDSon-
W
85°C
25°C
-40°C
IOUT =10mA
VOUT =1.8V20mV/Div
Inductorcurrent100mA/Div
PowerSaveMode
Mode/Data=low
Timebase-10 s/Divm
IOUT =10mA
VOUT =1.8V20mV/Div
Inductorcurrent100mA/Div
Mode/Data=high,
forcedPWMMODEoperation
Timebase-400ns/Div
VOUT =1.8V
IOUT =400mA
VOUT ripple20mV/Div
Inductorcurrent200mA/Div
PWMMODEOPERATION
Timebase-200ns/Div
TPS62410
SLVS737 – FEBRUARY 2007
LIGHT LOAD OUTPUT VOLTAGE RIPPLE
R
DSON
NMOS vs V
IN
IN POWER SAVE MODE
Figure 13. Figure 14.
OUTPUT VOLTAGE RIPPLE OUTPUT VOLTAGE RIPPLE
IN FORCED PWM MODE IN PWM MODE
Figure 15. Figure 16.
11
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