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參數(shù)資料
| 型號(hào)： | ADP3330 |
| 廠(chǎng)商： | Analog Devices, Inc. |
| 元件分類(lèi)： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| 中文描述： | 無(wú)電容，NMOS管，150mA的低壓差穩(wěn)壓器的反向電流保護(hù) |
| 文件頁(yè)數(shù)： | 6/11頁(yè) |
| 文件大?。?/td> | 152K |
| 代理商： | ADP3330 |
ADP3330
–6–
REV. 0
3.020
3.000
2.980
2.960
2.940
7.5
7.0
0
50 100 150 200 250 300 350 400 450 500
TIME –
m
s
V
O
V
I
V
OUT
= 3V
R
L
V
C
L
= 0.47
m
F
Figure 11. Line Transient Response
3.100
3.050
3.000
2.950
2.900
200
100
0
0
100 200 300 400 500 600 700 800 9001000
TIME –
m
s
V
m
V
IN
= 7V
V
OUT
= 3V
C
L
m
F
20mA
Figure 14. Load Transient Response
FREQUENCY – Hz
R
0
10
100
1k
10k
100k
1M
10M
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
C
L
= 0.47
m
F
I
L
= 0.1mA
C
L
= 0.47
m
F
I
L
= 200mA
C
L
= 10
m
F
I
L
= 200mA
C
L
= 10
m
F
I
L
= 0.1mA
V
OUT
= 3.0V
Figure 17. Power Supply Ripple
Rejection
3.020
3.000
2.980
2.960
2.940
7.5
7.0
0
50 100 150 200 250 300 350 400 450 500
TIME –
m
s
V
O
V
I
V
OUT
= 3V
R
L
V
C
L
= 10
m
F
Figure 12. Line Transient Response
3
0
500
400
300
200
100
0
V
m
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
TIME – Sec
V
OUT
I
OUT
V
IN
= 7V
Figure 15. Short Circuit Current
120
160
0
50
10
20
30
40
100
80
60
140
C
L
–
m
F
R
m
V
40
20
0
I
L
= 0mA WITH NOISE REDUCTION
I
L
= 200mA
I
L
= 200mA
WITH NOISE REDUCTION
I
L
= 0mA
Figure 18. RMS Noise vs. C
L
(10 Hz–100 kHz)
m
3.100
3.050
3.000
2.950
2.900
200
100
0
0
100 200 300 400 500 600 700 800 900 1000
TIME –
m
s
V
V
IN
= 7V
V
OUT
= 3V
C
L
m
F
20mA
Figure 13. Load Transient Response
3
2
1
0
3
0
2
0
V
V
OUT
V
ERR
V
SD
0
100 200 300 400 500 600 700 800 9001000
TIME –
m
s
V
IN
= 7V
V
OUT
= 3V
C
L
= 10
m
F
R
L
= 15
V
Figure 16. Turn On–Turn Off Response
FREQUENCY – Hz
V
D
m
V
1
0.01
10
100
1M
0.1
1k
10k
100k
V
OUT
= 3.0V
I
L
C
L
= 0.47
m
F
C
NR
= 0
C
L
= 10
m
F
C
NR
= 0
C
L
= 0.47
m
F
C
NR
= 10nF
C
L
= 10
m
F
C
NR
= 10nF
Figure 19. Output Noise Density
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