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參數(shù)資料
| 型號(hào)： | OPA628AU |
| 英文描述： | Low Distortion Wideband OPERATIONAL AMPLIFIER |
| 中文描述： | 低失真寬帶運(yùn)算放大器 |
| 文件頁(yè)數(shù)： | 4/13頁(yè) |
| 文件大小： | 172K |
| 代理商： | OPA628AU |
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4
OPA628
A = +1V/V CLOSED-LOOP
SMALL SIGNAL BANDWIDTH
Frequency (Hz)
2
1
0
–1
–2
–3
–4
–5
–6
1M
10M
100M
1G
G
P
A
OL
Gain
Open-Loop Phase
–80
–100
–120
–140
–160
–180
Phase
Margin
60°
=
Bandwidth
= 160MHz
A = +2V/V CLOSED-LOOP
SMALL SIGNAL BANDWIDTH
Frequency (Hz)
8
7
6
5
4
3
2
1
0
1M
10M
100M
1G
G
P
A
OL
Gain
Open-Loop Phase
–80
–100
–120
–140
–160
–180
Phase
Margin
75°
=
Bandwidth
= 77MHz
TYPICAL PERFORMANCE CURVES
At V
CC
=
±
5VDC, R
L
=100
, G = +2, and T
A
= +25
°
C, unless otherwise noted.
OPEN-LOOP FREQUENCY RESPONSE
Frequency (Hz)
100
100
80
60
40
20
0
–20
G
P
1k
10k
100k
1M
10M
100M
1G
0
–45
–90
–135
–180
Gain
Phase
Phase
Margin
60°
=
A = +5V/V CLOSED-LOOP
SMALL SIGNAL BANDWIDTH
Frequency (Hz)
14
13
12
11
10
9
8
1M
10M
100M
1G
G
P
A
OL
Gain
Open-Loop Phase
–80
–100
–120
–140
–160
–180
Phase
Margin
84°
=
Bandwidth = 24MHz
HARMONIC DISTORTION vs FREQUENCY
–30
–40
–50
–60
–70
–80
–90
–100
100k
1M
10M
100M
Frequency (Hz)
H
G = +1V/V
V
O
= 2Vp-p
R
L
= 100
2f
3f
HARMONIC DISTORTION vs FREQUENCY
–30
–40
–50
–60
–70
–80
–90
–100
100k
1M
10M
100M
Frequency (Hz)
H
G = +2V/V
V
O
= 2Vp-p
R
L
= 100
2f
3f
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