Datasheet

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0 50 100 150 200 250 300 350 400 450 500 550 600
I -LoadCurrent-mA
O
V -Peak-to-PeakRippleVoltage-V
O
V =1.8V(TPS62661)
L =1µH(muRataLQM2MPN1R0NG0)
C =10µF4V0402X5R(muRataGRM155R60G106M)
O
O
V =4.2V
I
V =3.6V
I
V =2.9V
I
t-Time-5µs/div
V =3.6V,
V =1.8V(TPS62660)
I
O
50to350mA LoadStep
3.3to3.9VLineStep
V -20mV/div-1.8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
0to150mA LoadStep
V -10mV/div-1.8VOffset
O
I -100mA/div
O
V =3.6V,
V =1.8V(TPS62660)
I
O
V -20mV/div-1.8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 =1.8V(TPS62660)
I
O
t-Time-5 s/divm
MODE=Low
TPS62660, TPS62665
SLVS871C –FEBRUARY 2010– REVISED JULY 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.
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