Datasheet

300
270
240
210
180
150
120
90
60
30
0
TotalNoise( V )m
R
MS
0 10 100
C (nF)
NR
1
I =10mA
C =1 F
OUT
OUT
m
50
45
40
35
30
25
20
15
10
5
0
TotalNoise( V )
m
RMS
0 15 25
C ( F)
OUT
m
105 20
V =2.8V,C =10nF
V =1.3V,C =1nF
OUT NR
OUT NR
100 s/divm
1V/div
6.5V
10mV/div
V
IN
V
OUT
=1V/ sm
dV
IN
dt
C
OUT
= 1mF
3.3V
100 s/divm
50mV/div
40mV/div
I
OUT
V
OUT
V =3.3V
IN
150mA
0mA
C =1 Fm
OUT
1V/div
4V/div
V
OUT
V
IN
C =1 Fm
OUT
C =10 Fm
OUT
6.5V
1V/div
6.5V
0V
V
OUT
50 s/divm
50ms/div
3
4
5
6
0
1
2
Volts
V
OUT
V
IN
I =150mA
OUT
TPS717xx
SBVS068G – FEBRUARY 2006 – REVISED APRIL 2009 .................................................................................................................................................. www.ti.com
TYPICAL CHARACTERISTICS (continued)
Over operating temperature range (T
J
= – 40 ° C to +125 ° C), V
IN
= V
OUT(TYP)
+ 0.5V or 2.5V, whichever is greater; I
OUT
= 0.5mA,
V
EN
= V
IN
, C
OUT
= 1.0 µ F, C
NR
= 0.01 µ F, unless otherwise noted. For TPS71701, V
OUT
= 2.8V.
Typical values are at T
J
= +25 ° C.
TOTAL OUTPUT NOISE vs TOTAL OUTPUT NOISE vs
NOISE REDUCTION OUTPUT CAPACITANCE
Figure 27. Figure 28.
LINE TRANSIENT RESPONSE LOAD TRANSIENT RESPONSE
Figure 29. Figure 30.
TURN-ON RESPONSE POWER-UP/POWER-DOWN
Figure 31. Figure 32.
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