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參數(shù)資料
| 型號(hào)： | OPA688P |
| 英文描述： | ECONOLINE: RB & RA - Dual Output from a Single Input Rail- Power Sharing on Output- Industry Standard Pinout- 1kVDC & 2kVDC Isolation- Custom Solutions Available- UL94V-0 Package Material- Efficiency to 85% |
| 中文描述： | 單位增益穩(wěn)定，寬帶電壓限幅放大器 |
| 文件頁數(shù)： | 8/16頁 |
| 文件大?。?/td> | 185K |
| 代理商： | OPA688P |
8
OPA688
TYPICAL PERFORMANCE CURVES—V
S
=
±
5V
(cont.)
G = +2, R
L
= 500
, R
F
= 402
, V
H
= –V
L
= 2V (Figure 1 for AC performance only), unless otherwise noted.
60
50
40
30
20
10
0
–10
–20
OPEN-LOOP FREQUENCY RESPONSE
Frequency (Hz)
10k
100k
1M
10M
100M
1G
O
0
–30
–60
–90
–120
–150
–180
–210
–240
O
Gain
Phase
V
O
= 0.2Vp-p
–30
–35
–40
–45
–50
–55
–60
–65
–70
–75
–80
LIMITER FEEDTHROUGH
Frequency (Hz)
F
1M
10M
50M
402
200
402
V
O
8
V
H
= 0.02Vp-p + 2V
DC
6
3
0
–3
–6
–9
–12
–15
–18
–21
–24
LIMITER SMALL-SIGNAL FREQUENCY RESPONSE
Frequency (Hz)
1M
10M
100M
1G
L
V
O
= 0.02Vp-p
402
200
402
V
O
8
V
H
= 0.02Vp-p + 2.0V
DC
2V
DC
12
9
6
3
0
–3
–6
–9
–12
–15
–18
FREQUENCY RESPONSE vs CAPACITIVE LOAD
Frequency (Hz)
1M
10M
100M
1G
G
V
O
= 0.2Vp-p
C
L
= 100pF
C
L
= 0
C
L
= 10pF
OPA688
R
S
200
1k
is optional
V
IN
V
O
C
L
1k
402
402
80
70
60
50
40
30
20
10
0
R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
1
10
100
300
R
S
)
100
10
1
INPUT NOISE DENSITY
Frequency (Hz)
100
1k
10k
100k
1M
10M
I
√
H
I
√
H
Voltage Noise
6.3nV/
√
Hz
Current Noise
2.0pA/
√
Hz
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