ADP3331 Analog Devices, ADP3331 Datasheet - Page 5

• Manufacturer Part Number: ADP3331
• Description: High Accuracy, Ultra-Low Quiescent Current LDO; SOT-23
• Manufacturer: Analog Devices

REV. A
TPC 10. Line Transient Response
3.100
3.050
3.000
2.950
2.900
TPC 13. Load Transient Response
TPC 16. Power Supply Ripple
Rejection
3.040
3.000
2.960
2.920
–10
–20
–30
–40
–50
–60
–70
–80
–90
200
100
7.5
7.0
0
0
10
0
0
V
C
I
L
OUT
L
= 200mA
100
= 0.47 F
200
100
= 3.0V
FREQUENCY (Hz)
1k
C
I
L
400
L
200
C
I
= 0.1mA
L
TIME ( s)
TIME ( s)
= 0.47 F
L
= 0.1mA
= 10 F
10k
V
R
C
C
I
OUT
L
L
L
L
= 15
= 0.47 F
600
= 200mA
300
= 10 F
100k
= 3V
V
V
C
IN
OUT
L
20mA
= 10 F
= 7V
800
400
= 3V
1M
1000
10M
500
3.040
3.000
2.960
2.920
TPC 11. Line Transient Response
160
140
120
100
500
400
300
200
100
7.5
7.0
TPC 17. RMS Noise vs. C
(10 Hz to 100 kHz)
80
60
40
20
TPC 14. Short Circuit Current
0
3
0
0
0
0
0
I
L
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
= 0mA WITH NOISE REDUCTION
I
WITH NOISE REDUCTION
L
100
10
I
= 200mA
L
I
L
= 200mA
= 0mA
200
20
–5–
TIME (Sec)
TIME ( s)
C
L
( F)
V
R
C
OUT
300
L
L
30
V
= 15
= 10 F
I
OUT
OUT
= 3V
V
IN
= 7V
400
40
L
500
50
TPC 15. Turn On–Turn Off Response
V
V
TPC 12. Load Transient Response
V
OUT
ERR
3.100
3.050
3.000
2.950
2.900
SD
0.01
TPC 18. Output Noise Density
200
100
0.1
1
0
3
2
1
0
3
0
2
0
10
0
0
C
C
L
NR
= 0.47 F
= 10nF
200
100
200
FREQUENCY (Hz)
400
400
1k
C
C
TIME ( s)
TIME ( s)
L
NR
= 10 F
ADP3331
= 0
C
C
600
10k
600
L
NR
= 10 F
V
V
C
= 10nF
IN
OUT
L
C
C
V
I
20mA
L
= 0.47 F
L
NR
= 7V
V
V
C
R
OUT
100k
800
= 200mA
800
IN
OUT
= 0.47 F
L
L
= 3V
= 0
= 10 F
= 15
= 7V
= 3.0V
= 3V
1000
1000
1M