Datasheet

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
t- Time-100ns/div
Ch1:EN_DCDC
2V/div
Ch2:VDCDC
500mV/div
Ch3:SW
20V/div
VINDCDC=3.6V
T =25 C
VDCDC=1.2V
A
o
LoadDCDC=100mA
EN_DCDC=0Vto3.6V
EN_LDO1=low
EN_LDO2=low
TPS650061 Typical Performance Data and Characteristic Curves www.ti.com
Figure 8. TPS650061 Output Voltage Ripple (MODE = high)
5.4 Startup Timing
Figure 9. TPS650061 DCDC Converter Startup Timing
10
Using the TPS650061EVM 2.25 MHz Step-Down Converter with Dual LDO SLVU354–March 2010
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