參數(shù)資料
型號(hào): TSH310IDT
廠商: 意法半導(dǎo)體
英文描述: 400A High-Speed Operational Amplifier
中文描述: 四樓高速運(yùn)算放大器
文件頁數(shù): 15/19頁
文件大?。?/td> 449K
代理商: TSH310IDT
The Bias of an Inverting Amplifier
TSH310
15/19
7 The Bias of an Inverting Amplifier
A resistance is necessary to achieve a good input biasing, such as resistance R shown in
Figure 30
.
The magnitude of this resistance is calculated by assuming the negative and positive input bias current.
The aim is to compensate for the offset bias current, which could affect the input offset voltage and the
output DC component. Assuming Ib-, Ib+, R
in
, R
fb
and a zero volt output, the resistance R will be:
Figure 30: Compensation of the input bias current
R
R
R
in
R
+
fb
-----------------------
=
R
Load
Output
R
fb
R
in
Ib-
Ib+
Vcc+
Vcc-
+
_
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TSH310ILT 功能描述:運(yùn)算放大器 - 運(yùn)放 Single Lo Pwr Hi-Spd RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比(最小值):63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流(最大值):10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
TSH31I 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:280MHz BANDWIDTH MOS INPUT SINGLE OPERATIONAL AMPLIFIER
TSH31ID 功能描述:運(yùn)算放大器 - 運(yùn)放 Single MOS Input RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比(最小值):63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流(最大值):10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
TSH31IDT 功能描述:運(yùn)算放大器 - 運(yùn)放 Single MOS Input RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比(最小值):63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流(最大值):10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel
TSH31IN 功能描述:運(yùn)算放大器 - 運(yùn)放 Single MOS Input RoHS:否 制造商:STMicroelectronics 通道數(shù)量:4 共模抑制比(最小值):63 dB 輸入補(bǔ)償電壓:1 mV 輸入偏流(最大值):10 pA 工作電源電壓:2.7 V to 5.5 V 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-16 轉(zhuǎn)換速度:0.89 V/us 關(guān)閉:No 輸出電流:55 mA 最大工作溫度:+ 125 C 封裝:Reel