Datasheet

SW15V/Div
SW25V/Div
I
coil1
200mA/Div
I
coil2
200mA/Div
V
IN
3.6V,
V
OUT1
:1.575V
V
OUT2
:1.8V
I
OUT1
=I
OUT2
=200mA
Timebase-100ns/Div
VIN=3.8V
IOUT1max=400mA
SW11V/Div
EN1/EN25V/Div
VOUT1
500mV/Div
Icoil500mA/Div
Timebase-200 s/Divm
SW15V/Div
SW25V/Div
I
coil1
200mA/Div
I
coil2
200mA/Div
V
IN
3.6V,
V
OUT1
:1.8V
V
OUT2
:3.0V
I
OUT1
=I
OUT2
=200mA
Timebase-100ns/Div
SW15V/Div
SW25V/Div
I
coil1
200mA/Div
I
coil2
200mA/Div
V
IN
3.6V,
V
OUT1
:1.2V
V
OUT2
:1.2V
I
OUT1
=I
OUT2
=200mA
Timebase-100ns/Div
TPS62420-Q1
SLVSA56 –DECEMBER 2009 www.ti.com
TYPICAL OPERATION V
IN
= 3.6V,
STARTUP TIMING ONE CONVERTER V
OUT1
= 1.575V, V
OUT2
= 1.8V
Figure 21. Figure 22.
TYPICAL OPERATION V
IN
= 3.6V, TYPICAL OPERATION V
IN
= 3.6V,
V
OUT1
= 1.8V, V
OUT2
= 3.0V V
OUT1
= 1.2V, V
OUT2
= 1.2V
Figure 23. Figure 24.
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