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參數(shù)資料
| 型號： | OPA685 |
| 英文描述： | Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable TM |
| 中文描述： | 超寬帶，電流反饋運算放大器商標使用禁用 |
| 文件頁數(shù)： | 5/28頁 |
| 文件大小： | 283K |
| 代理商： | OPA685 |
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5
OPA685
TYPICAL PERFORMANCE CURVES: V
S
=
±
5V
G = +8, R
F
= 402
, and R
L
= 100
, unless otherwise noted.
6
3
0
–3
–6
–9
–12
–15
–18
–21
–24
Frequency (100MHz/div)
0
1GHz
500MHz
NON-INVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
N
G = +16, R
F
= 249
G = +8, R
F
= 402
See Figure 1
G = +2, R
F
= 511
V
O
= 500mVp-p
G = +4, R
F
= 475
24
21
18
15
12
9
6
3
0
–3
–6
Frequency (100MHz/div)
0
1GHz
500MHz
INVERTING LARGE-SIGNAL
FREQUENCY RESPONSE
G
V
O
= 4Vp-p
V
O
= 7Vp-p
G = –8, R
F
= 442
V
O
= 1Vp-p
V
O
= 2Vp-p
See Figure 2
70
60
50
40
30
20
10
0
10
100
G = +8
OPA685
R
S
V
I
C
L
V
O
402
56.2
1k
is optional
50
1k
RECOMMENDED R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
R
S
21
18
15
12
9
6
3
0
–3
0
250 MHz
500 MHz
Frequency (50MHz/div)
G
FREQUENCY RESPONSE vs CAPACITIVE LOAD
C
L
= 10pF
C
L
= 20pF
C
L
= 47pF
C
L
= 100pF
Optimized R
S
24
21
18
15
12
9
6
3
0
–3
–6
Frequency (100MHz/div)
0
1GHz
500MHz
NON-INVERTING LARGE-SIGNAL
FREQUENCY RESPONSE
G
V
O
= 7Vp-p
V
O
= 2Vp-p
V
O
= 4Vp-p
G = +8, R
F
= 402
See Figure 1
V
O
= 1Vp-p
6
3
0
–3
–6
–9
–12
–15
–18
–21
–23
Frequency (100MHz/div)
0
1GHz
500MHz
INVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
N
G = –16, R
F
= 806
G = –2, R
F
= 499
V
O
= 500mVp-p
F
G = –4, R
F
= 475
G = –8, R
F
= 442
See Figure 2
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|---|---|
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| OPA685U | Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable TM |
| OPA699ID | Wideband, High Gain VOLTAGE LIMITING AMPLIFIER |
| OPA699 | Wideband, High Gain VOLTAGE LIMITING AMPLIFIER |
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| OPA685N | 制造商:BB 制造商全稱:BB 功能描述:Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER With Disable TM |
| OPA685N/250 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Feedback Operational Amplifier |
| OPA685N/3K | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Feedback Operational Amplifier |
| OPA685U | 功能描述:高速運算放大器 Ultra-Wideband RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補償電壓:0.5 mV 轉換速度:55 V/us 工作電源電壓:36 V 電源電流:7.5 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| OPA685U/2K5 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Feedback Operational Amplifier |
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