Datasheet

0
10
20
30
40
50
60
70
80
90
100
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
PSRR (dB)
V
OUT
= 1.4 V
V
OUT
= 3.3 V
V
OUT
= 5V
V
OUT
= 10V
V
OUT
= 15 V
C
NR
= 1 µF
C
OUT
= 50 µF
I
OUT
= 500 mA
G017
0
10
20
30
40
50
60
70
80
90
100
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
PSRR (dB)
V
OUT
= 1.4V
V
OUT
= 3.3V
V
OUT
= 5V
V
OUT
= 10V
V
OUT
= 15V
C
NR
= 1µF
C
OUT
= 50µF
I
OUT
= 1000mA
G018
0
10
20
30
40
50
60
70
80
90
100
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
PSRR (dB)
V
DO
= 200 mV
V
DO
= 300 mV
V
DO
= 500 mV
V
DO
= 1 V
V
OUT
= 3.3 V, I
OUT
= 500 mA
C
NR
= 1 µF, C
OUT
= 50 µF
G015
0
10
20
30
40
50
60
70
80
90
100
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
PSRR (dB)
V
DO
= 200 mV
V
DO
= 300 mV
V
DO
= 500 mV
V
DO
= 1 V
V
OUT
= 3.3 V
C
NR
= 1 µF
C
OUT
= 50 µF
I
OUT
= 1 A
G016
0
10
20
30
40
50
60
70
80
90
100
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
PSRR (dB)
I
OUT
= 0 mA
I
OUT
= 50 mA
I
OUT
= 500 mA
I
OUT
= 1000 mA
C
NR
= 1 µF
C
OUT
= 50 µF
V
IN
= 3 V
V
OUT
= 1.4 V
G013
0
10
20
30
40
50
60
70
80
90
100
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
PSRR (dB)
V
DO
= 200 mV
V
DO
= 300 mV
V
DO
= 500 mV
V
DO
= 1 V
V
OUT
= 3.3 V
C
NR
= 1 µF
C
OUT
= 50 µF
I
OUT
= 50 mA
G014
TPS7A4700
TPS7A4701
SBVS204E –JUNE 2012–REVISED JANUARY 2014 www.ti.com
TYPICAL CHARACTERISTICS (continued)
At –40°C ≤ T
J
≤ +125°C; V
IN
= V
OUT(NOM)
+ 1.0 V or V
IN
= 3.0 V (whichever is greater); V
EN
= V
IN
; I
OUT
= 0 mA; C
IN
=10 µF;
C
OUT
= 10 µF; C
NR
= 1 µF; SENSE/FB tied to OUT; and 0P1V, 0P2V, 0P4V, 0P8V, 1P6V, 3P2V, 6P4V1, 6P4V2 pins OPEN,
unless otherwise noted.
POWER-SUPPLY REJECTION RATIO vs I
OUT
POWER-SUPPLY REJECTION RATIO vs DROPOUT
Figure 13. Figure 14.
POWER-SUPPLY REJECTION RATIO vs DROPOUT POWER-SUPPLY REJECTION RATIO vs DROPOUT
Figure 15. Figure 16.
POWER-SUPPLY REJECTION RATIO vs OUTPUT VOLTAGE POWER-SUPPLY REJECTION RATIO vs OUTPUT VOLTAGE
Figure 17. Figure 18.
8 Submit Documentation Feedback Copyright © 2012–2014, Texas Instruments Incorporated
Product Folder Links: TPS7A4700 TPS7A4701