Datasheet

-0.25
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0.2
0.25
0 0.25 0.5 0.75 1 1.25 1.5 1.75 2
I -OutputCurrent- A
O
OutputVoltageChange-%
V =5V
I
1.79
1.792
1.794
1.796
1.798
1.8
1.802
1.804
1.806
1.808
1.81
3 3.5 4 4.5 5 5.5 6
V -InputVoltage-V
I
V -OutputVoltage-V
O
I =1
O
-0.25
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0.2
0.25
0 0.25 0.5 0.75 1 1.25 1.5 1.75 2
I -OutputCurrent- A
O
OutputVoltageChange-%
V =3.3V
I
60
-60
Gain
10 1M
f-Frequency-Hz
Phase
180
-180
Gain
Fhase
V =10mV/div(accoupled)
I
PH=2V/div
Time=500ns/div
V =50mV/div(accoupled)
I
PH=2V/div
Time=500ns/div
TPS54218
SLVS974B –SEPTEMBER 2009–REVISED JULY 2013 www.ti.com
INPUT RIPPLE, 0 A INPUT RIPPLE, 2 A
Figure 45. Figure 46.
LOAD REGULATION
vs
CLOSED LOOP RESPONSE, VIN (3.3 V), 2 A LOAD CURRENT
Figure 47. Figure 48.
LOAD REGULATION REGULATION
vs vs
LOAD CURRENT INPUT VOLTAGE
Figure 49. Figure 50.
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