Datasheet

Gain
-60
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
Frequency-Hz
-180
-150
-120
-90
-60
-30
0
30
60
90
120
150
180
Phase-Deg
100 1000
10000
100000
1000000
Phase
Gain
-0.25
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0.2
0.25
0 0.5 1 1.5 2 2.5 3
I -OutputCurrent- A
O
V =3.3V
I
OutputVoltageChange-%
V =10mV/div(accoupled)
OUT
PH=2V/div
Time=500ns/div
V =50mV/div
IN
PH=2V/div
Time=500ns/div
V =50mV/div(accoupled)
IN
PH=2V/div
Time=500ns/div
V =10mV/div(accoupled)
OUT
PH=2V/div
Time=500ns/div
TPS54318
SLVS975A –SEPTEMBER 2009–REVISED SEPTEMBER 2013 www.ti.com
OUTPUT RIPPLE, 0 A OUTPUT RIPPLE, 3 A
Figure 43. Figure 44.
INPUT RIPPLE, 0 A INPUT RIPPLE, 3 A
Figure 45. Figure 46.
LOAD REGULATION
vs
CLOSED-LOOP RESPONSE, VIN (3.3 V), 3 A LOAD CURRENT
Figure 47. Figure 48.
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