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ADP3309(1998) Просмотр технического описания (PDF) - Analog Devices

Номер в каталоге
Компоненты Описание
производитель
ADP3309
(Rev.:1998)
anyCAP™ 100 mA Low Dropout Linear Regulator
ADI
Analog Devices ADI
ADP3309 Datasheet PDF : 8 Pages
1 2 3 4 5 6 7 8
3.320
3.310
3.300
3.290
3.280
VOUT = +3.3V
RL = 33⍀
CL = 0.47␮F
VIN
7.5
7.0
0 40 80 120 160 200 240 280 320 360 400
TIME – ␮s
Figure 11. Line Transient Response
3.320
3.310
3.300
3.290
3.280
7.5
7.0
VOUT = +3.3V
RL = 3.3k⍀
CL = 0.47␮F
VIN
0 20 40 60 80 100 120 140 160 180 200
TIME – ␮s
Figure 12. Line Transient Response
3.320
3.310
VOUT = +3.3V
CL = 4.7␮F
3.300
3.290
3.280
IOUT
100
µ
10
0
100
200 300
400 500
TIME – ␮s
Figure 14. Load Transient
300
200
IOUT
100
0
4
VOUT = +3.3V
2
VOUT
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
TIME – sec
Figure 15. Short Circuit Current
ADP3309
3.320
3.310
VOUT = +3.3V
CL = 0.47␮F
3.300
3.290
3.280
100
IOUT
10
0
100
200 300
400 500
TIME – ␮s
Figure 13. Load Transient
4
CL = 0.47␮F
3
2
1
0
3
0
VOUT
+3.3V
CL = 4.7␮F
VOUT = +3.3V
RL = 33⍀
VSD
+3V
0
20
40
60
80 100
TIME – ␮s
Figure 16. Turn On
4
+3.3V
3
2
1
0
3
0
VOUT = +3.3V
RL = 33⍀
CL = 0.47␮F
VSD
0
10
20
30
40
50
TIME – ␮s
Figure 17. Turn Off
0
a. 0.47␮F, RL = 33k⍀
–10 b. 0.47␮F, RL = 33⍀
–20 c. 10␮F, RL = 33k⍀
d. 10␮F, RL = 33⍀
–30
VOUT = +3.3V
b
–40
–50
–60
–70 b d
–80
a
d
c
–90
ac
–100
10 100
1k 10k 100k
FREQUENCY – Hz
1M 10M
Figure 18. Power Supply Ripple
Rejection
10
1
VOUT = +3.3V, CL = 0.47␮F
IL = 1mA
0.1
0.01
100
1k
10k
FREQUENCY – Hz
100k
Figure 19. Output Noise Density
REV. 0
–5–

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