Datasheet

ADP3330
–6–
REV. A
3.020
3.000
2.980
2.960
2.940
7.5
7.0
0 100 200 300 400 500
TIME – ms
V
OUT
– VoltsV
IN
– Volts
V
OUT
= 3V
R
L
= 15V
C
L
= 0.47mF
Figure 11. Line Transient Response
3.100
3.050
3.000
2.950
2.900
200
100
0
0 200 400 600 800 1000
VoltsmA
TIME –
m
s
V
IN
= 7V
V
OUT
= 3V
C
L
= 10mF
20mA
Figure 14. Load Transient Response
FREQUENCY – Hz
RIPPLE REJECTION – dB
0
10
100 1k 10k 100k 1M 10M
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
C
L
= 0.47mF
I
L
= 0.1mA
C
L
= 0.47mF
I
L
= 200mA
C
L
= 10mF
I
L
= 200mA
C
L
= 10mF
I
L
= 0.1mA
V
OUT
= 3.0V
Figure 17. Power Supply Ripple
Rejection
3.020
3.000
2.980
2.960
2.940
7.5
7.0
0 100 200 300 400 500
TIME – ms
V
OUT
– VoltsV
IN
– Volts
V
OUT
= 3V
R
L
= 15V
C
L
= 10mF
Figure 12. Line Transient Response
3
0
500
400
300
200
100
0
VoltsmA
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
TIME – Sec
V
OUT
I
OUT
V
IN
= 7V
Figure 15. Short Circuit Current
120
160
05010 20 30 40
100
80
60
140
C
L
– mF
RMS NOISE – mV
40
20
0
I
L
= 0mA WITH NOISE REDUCTION
I
L
= 200mA
I
L
= 200mA
WITH NOISE REDUCTION
I
L
= 0mA
Figure 18. RMS Noise vs. C
L
(10 Hz–100 kHz)
3.100
3.050
3.000
2.950
2.900
200
100
0
0 200 400 600 800 1000
VoltsmA
TIME – ms
V
IN
= 7V
V
OUT
= 3V
C
L
= 0.47mF
20mA
Figure 13. Load Transient Response
3
2
1
0
0
2
0
3
Volts
V
OUT
V
ERR
V
SD
0 200 400 600 800 1000
TIME – ms
V
IN
= 7V
V
OUT
= 3V
C
L
= 10mF
R
L
= 15V
Figure 16. Turn On–Turn Off Response
FREQUENCY – Hz
VOLTAGE NOISE SPECTRAL
DENSITY – mV/ Hz
1
0.01
10 100 1M
0.1
1k 10k 100k
V
OUT
= 3.0V
I
L
= 200mA
C
L
= 0.47mF
C
NR
= 0
C
L
= 10mF
C
NR
= 0
C
L
= 0.47mF
C
NR
= 10nF
C
L
= 10mF
C
NR
= 10nF
Figure 19. Output Noise Density