Datasheet

V -50mV/div
OUT
I -2 A/div
OUT
100 s/divm
1
1.025
1.05
1.075
1.1
0 5 10 15 20
V -InputVoltage-V
IN
V -OutputVoltage-V
OUT
I =1 A
O
I =0 A
O
EN-10V/div
V -0.5V/div
OUT
PG-5V/div
400 s/divm
40
50
60
70
80
90
100
0 0.5 1 1.5 2
I -OutputCurrent- A
OUT
Efficiency-%
V =3.3V
O
V =2.5V
O
V =1.8V
O
TPS54225
SLVSA15C –OCTOBER 2009– REVISED FEBRUARY 2011 www.ti.com
TYPICAL CHARACTERISTICS (continued)
Figure 5. 1.05-V OUTPUT VOLTAGE vs INPUT VOLTAGE Figure 6. 1.05-V, 0-A TO 2-A-LOAD TRANSIENT
RESPONSE
Figure 7. START-UP WAVEFORM Figure 8. EFFICIENCY vs. OUTPUT CURRENT
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Product Folder Link(s): TPS54225