參數(shù)資料
型號: THS4011DGN
廠商: Texas Instruments, Inc.
英文描述: 290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
中文描述: 290 - MHz的低失真高速放大器
文件頁數(shù): 19/30頁
文件大小: 439K
代理商: THS4011DGN
THS4011, THS4012
290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
SLOS216B – JUNE 1999 – FEBRUARY 2000
19
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
general configurations
When receiving low-level signals, limiting the bandwidth of the incoming signals into the system is often
required. The simplest way to accomplish this is to place an RC filter at the noninverting terminal of the amplifer
(see Figure 31).
VI
VO
C1
+
RG
RF
R1
f–3dB
1
2 R1C1
VO
VI
1
RF
RG
1
1
sR1C1
Figure 31. Single-Pole Low-Pass Filter
If even more attenuation is needed, a multiple pole filter is required. The Sallen-Key filter can be used for this
task. For best results, the amplifier should have a bandwidth that is 8 to 10 times the filter frequency bandwidth.
Failure to do this can result in phase shift of the amplifier.
VI
C2
R2
R1
C1
RF
RG
R1 = R2 = R
C1 = C2 = C
Q = Peaking Factor
(Butterworth Q = 0.707)
(
=
1
Q
2 –
)
RG
RF
_
+
f–3dB
1
2 RC
Figure 32. 2-Pole Low-Pass Sallen-Key Filter
相關PDF資料
PDF描述
THS4011EVM 290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
THS4011FK 290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
THS4011MFK 290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
THS4012D 290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
THS4012DGN 290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
相關代理商/技術參數(shù)
參數(shù)描述
THS4011EVM 功能描述:放大器 IC 開發(fā)工具 THS4011 Hi-Spd Amp Eval Mod RoHS:否 制造商:International Rectifier 產品:Demonstration Boards 類型:Power Amplifiers 工具用于評估:IR4302 工作電源電壓:13 V to 23 V
THS4011FK 制造商:TI 制造商全稱:Texas Instruments 功能描述:290-MHz LOW-DISTORTION HIGH-SPEED AMPLIFIERS
THS4011ID 功能描述:高速運算放大器 290MHz Lw-Distortion 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
THS4011IDG4 功能描述:高速運算放大器 290MHz Low-Distort Vltg-Feedback Amp 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
THS4011IDGN 功能描述:高速運算放大器 290-MHz Low-Dist Volt-Feedback Amp 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