參數(shù)資料
型號: THS4031EVM
廠商: Texas Instruments, Inc.
英文描述: 100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
中文描述: 100 MHz的低噪聲高速放大器
文件頁數(shù): 26/38頁
文件大小: 674K
代理商: THS4031EVM
THS4031, THS4032
100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
SLOS224C – JULY 1999 – REVISED APRIL 2000
26
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
offset nulling
The THS403x has very low input offset voltage for a high speed amplifier. However, if additional correction is
required, the designer can make use of an offset nulling function provided on the THS4031. By placing a
potentiometer between terminals 1 and 8 of the device and tying the wiper to the negative supply, the input offset
can be adjusted. This is shown in Figure 50.
_
+
THS4031
VCC–
VCC+
0.1
μ
F
0.1
μ
F
10 k
Figure 50. Offset Nulling Schematic
offset voltage
The output offset voltage (V
OO
) is the sum of the input offset voltage (V
IO
) and both input bias currents (I
IB
) times
the corresponding gains. The following schematic and formula can be used to calculate the output offset
voltage:
VOO
VIO
1
RF
RG
IIB
RS
1
RF
RG
IIB–RF
+
VI
+
RG
RS
RF
IIB–
VO
IIB+
Figure 51. Output Offset Voltage Model
相關(guān)PDF資料
PDF描述
THS4031FK 100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
THS4031MFK 100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
THS4032D 100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
THS4032DGN 100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
THS4032EVM 100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
THS4031FK 制造商:TI 制造商全稱:Texas Instruments 功能描述:100-MHz LOW-NOISE HIGH-SPEED AMPLIFIERS
THS4031ID 功能描述:高速運算放大器 100MHz Low Noise 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
THS4031IDG4 功能描述:高速運算放大器 100-MHz Low Noise 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(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
THS4031IDGN 功能描述:高速運算放大器 100MHz Low Noise 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
THS4031IDGNG4 功能描述:高速運算放大器 100-MHz Low Noise 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(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