Datasheet

t- Time-2 s/divm
Ch1:VDCDC
10mV/div
Ch2:SW
2V/div
Ch3:LoadCurrent
DCDC
20mAdiv
VINDCDC=3.6V
T =25 C
VDCDC=1.2V
A
o
LoadCurrent=60mA
EN_DCDC=high
EN_LDO1=low
EN_LDO2=low
t- Time-200ns/div
Ch1:VDCDC
10mV/div
Ch2:SW
2V/div
Ch4:LoadCurrent
DCDC
20mAdiv
VINDCDC=3.6V
T =25 C
VDCDC=1.2V
A
o
LoadDCDC=400mA
EN_DCDC=high
EN_LDO1=low
EN_LDO2=low
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4 TPS650001/3/6 Typical Performance Data and Characteristic Curves
5.3 Output Voltage Ripple
Figure 7. TPS650001/3/6 Output Voltage Ripple (MODE = low)
Figure 8. TPS650001/3/6 Output Voltage Ripple (MODE = high)
9
SLVU357March 2010 Using the TPS650001/3/6 2.25 MHz Step-Down Converter with Dual LDO
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