Datasheet

ADP3309
Rev. C | Page 7 of 12
00
120
96
72
48
24
0
02550751
OUTPUT LOAD (mA)
INPUT/OUTPUT VOLTAGE (mV)
00141-010
Figure 10. Dropout Voltage vs. Output Current
5
4
3
2
1
0
01 2343210
V
OUT
= 3.3V
R
L
= 33Ω
INPUT VOLTAGE (V)
INPUT/OUTPUT VOLTAGE (V)
00141-011
Figure 11. Power-Up/Power-Down
8
7
6
5
4
3
2
0
0 20 40 60 80 100 120 140 160 180 200
1
V
IN
V
OUT
V
SD
= V
IN
C
L
= 0.47µF
R
L
= 33Ω
V
OUT
= 3.3V
TIME (µs)
INPUT/OUTPUT VOLTAGE (V)
00141-012
Figure 12. Power-Up Overshoot
3.32
3.31
3.29
3.28
3.30
7.50
7.00
0 40 80 120 160 200 240 280 320 360 400
R
L
= 33Ω
C
L
= 0.47µF
V
OUT
= 3.3V
V
IN
TIME (µs)
VOLTS
00141-013
Figure 13. Line Transient Response
3.32
3.31
3.30
3.29
3.28
7.50
7.00
0 20 40 60 80 100 120 140 160 180 200
V
OUT
= 3.3V
R
L
= 3.3kΩ
C
L
= 0.47µF
V
IN
TIME (µs)
VOLTS
00141-014
Figure 14. Line Transient Response
3.32
3.31
3.30
3.29
3.28
100
10
0 100 200 300 400 500
V
OUT
= 3.3V
C
L
= 0.47µF
I
OUT
TIME (µs)
VOLTSmA
00141-015
Figure 15. Load Transient