參數(shù)資料
型號： OPA681N
英文描述： Wideband, Current Feedback OPERATIONAL AMPLIFIER With Disable
中文描述： 寬帶，電流反饋運(yùn)算放大器，禁用
文件頁數(shù)： 7/21頁
文件大?。?/td> 241K
代理商： OPA681N
OPA681
7
TYPICAL PERFORMANCE CURVES: V
S
=
±
5V
(CONT)
G = +2, R
F
= 402
, and R
L
= 100
, unless otherwise noted (see Figure 1).
–40
–50
–60
–70
–80
–90
2ND HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
2
V
O
= 2Vp-p
R
L
= 100
G = +2, R
F
= 402
G = +10, R
F
= 180
G = +5, R
F
= 261
–40
–50
–60
–70
–80
–90
3RD HARMONIC DISTORTION vs FREQUENCY
Frequency (MHz)
0.1
1
10
20
3
V
O
= 2Vp-p
R
L
= 100
G = +2,
R
F
= 402
G = +10, R
F
= 180
G = +5, R
F
= 261
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
TWO-TONE, 3RD-ORDER
INTERMODULATION SPURIOUS
Single-Tone Load Power (dBm)
–8
–6
–4
–2
0
2
4
6
8
10
3
dBc = dB below carriers
50MHz
20MHz
10MHz
Load Power at Matched 50
Load
60
50
40
30
20
10
0
RECOMMENDED R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
1
10
100
R
S
)
15
12
9
6
3
0
–3
–6
–9
–12
–15
Frequency (30MHz/div)
0
300MHz
150MHz
FREQUENCY RESPONSE vs CAPACITIVE LOAD
G
OPA681
R
S
V
IN
V
O
C
L
1k
402
402
1k
is optional.
C
L
= 22pF
C
L
= 10pF
C
L
= 47pF
C
L
= 100pF
100
10
1
INPUT VOLTAGE AND CURRENT NOISE DENSITY
Frequency (Hz)
100
1k
10k
100k
1M
10M
C
√
H
V
√
H
Non-Inverting Input Current Noise
Inverting Input Current Noise
12.2pA/
√
Hz
15.1pA/
√
Hz
Voltage Noise
2.2nV/
√
Hz
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
OPA681N/250 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Texas Instruments 功能描述:
OPA681N/3K 制造商:Rochester Electronics LLC 功能描述:- Bulk
OPA681P 功能描述:高速運(yùn)算放大器 DIP-8 WB Current-Fd RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補(bǔ)償電壓:0.5 mV 轉(zhuǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
OPA681U 功能描述:高速運(yùn)算放大器 SOIC-8 WB Current-F RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 電壓增益 dB:116 dB 輸入補(bǔ)償電壓:0.5 mV 轉(zhuǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
OPA681U/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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