–Typical Performance Characteristics
ADP3302
3.31
3.31
3.305
3.3
3.3
3.3
V
OUT1
3.3kΩ, 0.47µF LOAD
3.3kΩ, 10µF LOAD
3.295
3.29
3.31
3.3
3.29
3.31
3.3
C
= 0.47µF
L
5.002
5
V
OUT2
33Ω, 10µF LOAD
33Ω, 0.47µF LOAD
3.29
7.5
3.29
4.998
I (V
) 100mA
600
OUT1
7.5
7
100
0
V
IN
V
IN
7
0
40 80 120 160 200 240 280 320 360 400
TIME – µs
0
200
400
800
1000
0
40 80 120 160 200 240 280 320 360 400
TIME – µs
TIME – µs
Figure 13. Load Transient on
VOUT1 and Crosstalk of VOUT2 on
ADP3302AR4 for 1 mA to 100 mA
Pulse
Figure 12. Line Transient Response
(10 µF Load) on ADP3302AR4
Figure 11. Line Transient Response—
(0.47 µF Load) on ADP3302AR4
3.302
5
V
OUT1
R
= 33Ω
L
3.3
3.3V
C = 0.47µF
L
3.5
0
4
3
2
1
3.298
C
= 10µF
L
3.3V
5.03
5.01
5
400
300
C
L
= 4.7µF
V
OUT2
200
0
5
0
4.99
4.97
100
0
I (V
) 100mA
600
OUT2
3V
100
0
0
1
2
3
4
5
0
20 40 60 80 100 120 140 160 180 200
TIME – µs
0
200
400
800
1000
TIME – sec
TIME – µs
Figure 15. Short Circuit Current
Figure 16. Turn On ADP3302AR3
Figure 14. Load Transient on
VOUT2 and Crosstalk on VOUT1 on
ADP3302AR4 for 1 mA to 100 mA
Pulse
0.8
0
4
0.47µF BYPASS
PIN 5, 8 TO PIN 3
a. 0.47µF @ NO LOAD
C = 0.47µF
R = 33Ω ON 3.3V OUTPUT
c
–10
–20
–30
–40
–50
–60
b. 0.47µF @ 33Ω
c. 10µF @ NO LOAD
d. 10µF @ 33Ω
a
3
b
0.6
0.4
0.2
0
2
V
OUT
b d
d
1
0
5
0
c
b
–70 b d
–80
a. 0.47µF @ NO LOAD
b. 0.47µF @ 33Ω
c. 10µF @ NO LOAD
d. 10µF @ 33Ω
d
a
a
c
–90
V
a
c
SD
–100
10
102
103
104
105
100
1k
10k 100k
1M
10M
0
5
10 15 20 25 30 35 40 45 50
TIME – µs
FREQUENCY = Hz
FREQUENCY – Hz
Figure 19. Output Noise Density on
ADP3302AR5
Figure 18. Power Supply Ripple
Rejection on ADP3302AR3
Figure 17. Turn Off on ADP3302AR3
REV. 0
–6–