ADP3304 データシートの表示（PDF） - Analog Devices
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ADP3304 Datasheet PDF : 8 Pages
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5.02
5.01
VOUT = 5V
5.00
4.99
50Ω, 0.47µF LOAD
4.98
VIN
7.5
7.0
0 20 40 60 80 100 120 140 160 180 200
TIME – µs
Figure 11. Line Transient Response
5.02
5.01
VOUT = 5V
5.00
4.99
5kΩ, 0.47µF LOAD
4.98
VIN
7.5
7.0
0 40 80 120 160 200 240 280 320 360 400
TIME – µs
Figure 12. Line Transient Response
ADP3301
0.02
5.01
CL = 0.47µF
5.00
4.99
VOUT = 5V
I(VOUT)
100
1
0
200
400 600 800 1000
TIME – µs
Figure 13. Load Transient for 1 mA
to 100 mA Pulse
3.304
3.302
3.300
3.298
CL = 10µF
VOUT = 3.3V
I(VOUT)
100
10
0
100
200 300 400
500
TIME – µs
Figure 14. Load Transient for 10 mA
to 100 mA Pulse
4
C = 0.47µF
R = 33Ω ON 3.3V OUTPUT
3
VOUT = 3.3V
2
VOUT
1
0
5
VSD
0
0 5 10 15 20 25 30 35 40 45 50
TIME – µs
Figure 17. Turn-Off
3.5
3.3V
VOUT
0
400
300
IOUT
200
100
0
0
1
2
3
4
5
TIME – sec
Figure 15. Short Circuit Current
0
–10 a. 0.47µF, RL = 33kΩ
b. 0.47µF, RL = 33Ω
–20 c. 10µF, RL = 33kΩ
–30 d. 10µF, RL = 33Ω
–40
–50
a
–60
–70 b d
VOUT = 3.3V
b
d
c
–80
–90
ac
–100
10 100 1k
10k 100k 1M 10M
FREQUENCY – Hz
Figure 18. Power Supply Ripple
Rejection
VOUT = 5V
8
6
CL = 0.47µF, RL = 5kΩ
4
5.0V
2
0
CL = 10µF, RL = 5kΩ
5
0
0
40
80
120
160
200
TIME – µs
Figure 16. Turn-On
10
0.47µF BYPASS
PIN 7, 8 TO PIN 3
VOUT = 5V, CL = 0.47µF,
IL = 1mA, CNR = 0
1
VOUT = 3.3V, CL = 0.47µF,
IL = 1mA, CNR = 0
0.1
VOUT = 2.7-5.0V, CL = 10µF,
IL = 1mA, CNR = 10nF
0.01
100
1k
10k
FREQUENCY – Hz
100k
Figure 19. Output Noise Density
REV. A
–5–
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