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參數(shù)資料
| 型號： | THS3091D |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 1 CHANNEL, VIDEO AMPLIFIER, PDSO8 |
| 封裝： | GREEN, PLASTIC, MS-012AA, SOIC-8 |
| 文件頁數(shù)： | 9/37頁 |
| 文件大?。?/td> | 1078K |
| 代理商： | THS3091D |
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APPLICATION INFORMATION
WIDEBAND, NONINVERTING OPERATION
_
+
THS3091
RF
1.21 k
49.9
0.1
F
6.8
F
VS
15 V
RG
50-
Source
+
VI
0.1
F
6.8
F
+
+VS
15 V
1.21 k
49.9
50-
LOAD
www.ti.com........................................................................................................................................ SLOS423G – SEPTEMBER 2003 – REVISED OCTOBER 2008
Current-feedback amplifiers are highly dependent on
the feedback resistor RF for maximum performance
The THS3091/5 are unity gain stable 235-MHz
and stability. Table 1 shows the optimal gain-setting
current- feedback operational amplifiers, designed to
resistors RF and RG at different gains to give
operate from a ±5-V to ±15-V power supply.
maximum bandwidth with minimal peaking in the
Figure 59 shows the THS3091 in a noninverting gain
frequency response. Higher bandwidths can be
of 2-V/V configuration typically used to generate the
achieved, at the expense of added peaking in the
performance
curves.
Most
of
the
curves
were
frequency response, by using even lower values for
characterized using signal sources with 50-
source
RF.
Conversely,
increasing
RF
decreases
the
impedance,
and
with
measurement
equipment
bandwidth, but stability is improved.
presenting a 50-
load impedance.
Table 1. Recommended Resistor Values for
Optimum Frequency Response
THS3091 and THS3095 RF and RG values for minimal peaking
with RL = 100
SUPPLY VOLTAGE
GAIN (V/V)
RG ()
RF ()
(V)
±15
–
1.78 k
1
±5
–
1.78 k
±15
1.21 k
2
±5
1.15 k
±15
249
1 k
5
±5
249
1 k
±15
95.3
866
10
±5
95.3
866
–1
±15 and ±5
1.05 k
Figure 59. Wideband, Noninverting Gain
–2
±15 and ±5
499
1 k
Configuration
–5
±15 and ±5
182
909
–10
±15 and ±5
86.6
866
Copyright 2003–2008, Texas Instruments Incorporated
17
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| THS3091DDA | 功能描述:高速運算放大器 Single Lo-Distort Current Feedback 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 |
| THS3091DDA | 制造商:Texas Instruments 功能描述:IC OP AMP CFB SMD 3091 HSOP8 |
| THS3091DDAG3 | 功能描述:高速運算放大器 Single Lo-Distort Current Feedback 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 |
| THS3091DDAR | 功能描述:高速運算放大器 Single Lo-Distort Current Feedback 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 |
| THS3091DDARG3 | 功能描述:高速運算放大器 Single Lo-Distort Current Feedback 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 |
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