Datasheet

40
35
30
25
20
15
10
5
0
PSRR (dB)
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
V
IN
−
V
OUT
(V)
Frequency = 100 kHz
C
OUT
= 10 µF
V
OUT
= 2.5 V
10k10
90
80
70
60
50
40
30
20
10
0
Ripple Rejection (dB)
100 1k 100k 1M 10M
Frequency (Hz)
I
OUT
= 1 mA
C
OUT
= 1 µF
I
OUT
= 100 mA
C
OUT
= 10 µF
I
OUT
= Any
C
OUT
= 0 µF
I
OUT
= 1 mA
C
OUT
= Any
I
OUT
= 100 mA
C
OUT
= Any
I
OUT
= 1 mA
C
OUT
= 10 µF
I
OUT
= 100 mA
C
OUT
= 1 µF
V
IN
= V
OUT
+ 1 V
1
0.1
0.01
e
N
(
µ
V/
√
Hz)
10 100 1k 10k 100k
Frequency (Hz)
I
OUT
= 150 mA
C
OUT
= 1 µF
C
OUT
= 0 µF
C
OUT
= 10 µF
1
0.1
0.01
e
N
(
µ
V/
√
Hz)
10 100 1k 10k 100k
Frequency (Hz)
I
OUT
= 150 mA
C
OUT
= 1 µF
C
OUT
= 0 µF
C
OUT
= 10 µF
60
50
40
30
20
10
0
V
N
(RMS)
C
OUT
(
µ
F)
0.1 1 10
V
OUT
= 5 V
V
OUT
= 3.3 V
V
OUT
= 1.5 V
C
OUT
= 0 µF
10 Hz < Frequency < 100 kHz
140
120
100
80
60
40
20
0
V
N
(RMS)
C
NR
(F)
1p 10p 100p 1n 10n
V
OUT
= 5 V
V
OUT
= 3.3 V
V
OUT
= 1.5 V
C
OUT
= 0 µF
10 Hz < Frequency < 100 kHz
TPS73601-EP , TPS73615-EP , TPS73618-EP
TPS73625-EP , TPS73630-EP , TPS73632-EP , TPS73633-EP
www.ti.com .................................................................................................................................................. SGLS326C – APRIL 2006 – REVISED FEBRUARY 2009
TYPICAL CHARACTERISTICS (continued)
For all voltage versions, T
J
= 25 ° C, V
IN
= V
OUT(nom)
+ 0.5 V, I
OUT
= 10 mA, V
EN
= 1.7 V, and C
OUT
= 0.1 µ F
(unless otherwise noted)
PSRR (RIPPLE REJECTION) vs FREQUENCY PSRR (RIPPLE REJECTION) vs V
IN
– V
OUT
Figure 16. Figure 17.
NOISE SPECTRAL DENSITY NOISE SPECTRAL DENSITY
C
NR
= 0 µ F C
NR
= 0.01 µ F
Figure 18. Figure 19.
RMS NOISE VOLTAGE vs C
OUT
RMS NOISE VOLTAGE vs C
NR
Figure 20. Figure 21.
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