ADP3330ARTZ-5-RL7 Datasheet, PDF (6/12 Pages) Analog Devices – High Accuracy Ultralow IQ, 200 mA, SOT-23, anyCAP Low Dropout Regulator

ADP3330
3.020
3.000
2.980
2.960
2.940
7.5
7.0
V_OUT = 3V
R_L = 15⍀
C_L = 0.47␮F
0
100 200
300 400
500
TIME – ␮s
Figure 11. Line Transient Response
3.020
3.000
2.980
2.960
2.940
7.5
7.0
V_OUT = 3V
R_L = 15⍀
C_L = 10␮F
0
100 200
300 400
500
TIME – ␮s
Figure 12. Line Transient Response
3.100
3.050
3.000
2.950
2.900
200
100
0
V_IN = 7V
V_OUT = 3V
C_L = 0.47␮F
20mA
0
200 400
600 800 1000
TIME – ␮s
Figure 13. Load Transient Response
3.100
3.050
3.000
2.950
2.900
200
100
0
V_IN = 7V
V_OUT = 3V
C_L = 10␮F
20mA
0
200 400
600 800 1000
TIME – ␮s
Figure 14. Load Transient Response
3
V_OUT
0
500
400
300
I_OUT
200
100
V_IN = 7V
0
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
TIME – Sec
Figure 15. Short Circuit Current
3
2
V_OUT
1
0
V_ERR
3
0
2
V_SD
0
V_IN = 7V
V_OUT = 3V
C_L = 10␮F
R_L = 15⍀
0
200 400
600 800 1000
TIME – ␮s
Figure 16. Turn On–Turn Off Response
0
V_OUT = 3.0V
–10
–20
C_L = 0.47␮F
I_L = 0.1mA
–30
–40 C_L = 0.47␮F
–50 ^{IL = 200mA}
–60
C_L = 10␮F
–70
I_L = 200mA
–80
C_L = 10␮F
–90
I_L = 0.1mA
–100
10
100 1k 10k 100k 1M 10M
FREQUENCY – Hz
Figure 17. Power Supply Ripple
Rejection
160
140
120
I_L = 200mA
100
I_L = 0mA
80
60
I_L = 200mA
WITH NOISE REDUCTION
40
20 _{IL = 0mA WITH NOISE REDUCTION}
0
0
10
20
30
40
50
C_L – ␮F
Figure 18. RMS Noise vs. C_L
(10 Hz–100 kHz)
1
C_L = 0.47␮F
C_NR = 0
C_L = 10␮F
C_NR = 0
C_L = 0.47␮F
C_NR = 10nF
0.1
C_L = 10␮F
C_NR = 10nF
0.01
10
V_OUT = 3.0V
I_L = 200mA
100
1k
10k 100k
1M
FREQUENCY – Hz
Figure 19. Output Noise Density
–6–
REV. A