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- In contrast, an op amp operated in the typical inverting or noninverting amplifier configuration will process common-mode signals, passing them through to the output, but will not normally reject them. 相反,按照典型的反相或同相放大器方式工作的運算放大器處理共模信號時(shí),會(huì )將其送至輸出端,但是通常并不抑制它們。
- A method to reduce the nonlinear error of a bridge using operational amplifier (op amp) feedback were introduced,the feedback conditions of canceling nonlinearity were found by circuit analyzing. 采用放大器反饋控制法克服了傳感器電橋的非線(xiàn)性誤差,通過(guò)解析的方法找到了克服非線(xiàn)性誤差的放大器反饋控制條件。
- There may be saturation in the differential circuit built with the operational amplifier(Op Amp),which causes that the relationship between input and output is not differential expression. 用運算放大器構造的微分電路可能存在飽和現象,導致輸出與輸入電壓之間不滿(mǎn)足微分關(guān)系,使微分電路失去應有性能。
- In Figure 3, the power amplifier comprising the LT1797 high-frequency op amp and MOSFET forces the driven core to precisely cancel CMV as sensed in the ground-reference connection. 圖3中，由LT1797高頻運放和MOSFET組成的功率放大器驅動(dòng)核，精確的抵消對參考地連接敏感的CMV。
- The uncommitted op amp has its noninverting input connected to the GND pin. 閑置(理解，看你的應用場(chǎng)合)放大器反向輸入端要接到地上。
- Are you smart enough to figure out how to use a $.30 op amp instead? 你是否足夠聰明能知道如何用0.;3美元的運放來(lái)代替?
- In this paper, the principle and circuits of the linear oprational amplifier to use the variodes for modulator is analysed and some questions in application is investigated. 本文對應用變容二極管做調制器的線(xiàn)性運算放大器的原理、電路進(jìn)行了分析，并就應用中一些問(wèn)題作了初步探討。
- In this case, you might want to place bypass capacitors directly on the output of an op amp. 這里，我們通過(guò)旁路電容直接在運算放大器的輸出端旁路。
- The slew rate of the circuit is determined by the charge pump but not the op amp. 此電路的充電時(shí)間是決定于充電幫浦而非傳統的放大器。
- CMOS Op amp is reported which has a high common-mode input range and a high output swing. 本文報道了一種具有高共模輸入范圍和高輸出電壓擺幅的CMOS運算放大器。
- The input noise voltage of a quiet op amp is 1nv/sqrt(Hz) but there are plenty available with 20nV/sqrt(Hz). Op amps with bipolar front-ends have lower voltage noise and higher current noise than those with FET front-ends （低噪音運放的輸入噪聲電壓可以達到1nv/sqrt(Hz) ，但是我們大量用到的運放具有20nV/sqrt(Hz)的輸入噪音。
- The simulation results show that the designed Op Amp achieves a dc gain of 102 dB with a unity-gain frequency of 822 MHz. 仿真結果表明,所設計運放的直流增益可達102dB,單位增益頻率為822MHz;
- The earliest IC op amp OUTPUT stages were NPN emitter followers with NPN current sources or resistive pull-downs, as shown in Figure 1.6. 最初的集成運算放大器的輸出級是NPN電流源的NPN放射追隨器或通過(guò)電阻下拉，如圖1.;6所示。
- With a circuit like the one described above, this phenomenon is not usually fatal, but it will change the behavior of the op amp. 像上面描述的電路一樣，這種現象通常并不致命，但是會(huì )改變運放的表現。
- It applies a negative bias to the summing junction of voltage regulator Op Amp Z1 to cutback the generator voltage when frequency drops below 50 Hz. 它將一個(gè)負的偏置信號輸向電壓調節器中的運算放大器Z1的總和節點(diǎn)，當頻率低于50赫茲時(shí)，它能降低發(fā)電機電壓。
- The heart of the system, op amp A1C, includes photoresistor RPR, which represents the feedback element that determines the gain of the stage. 系統核心放大器A1C，包括光敏電阻RPR，代表決定部分增益的反饋元件。
- An op amp combines with strategically placed zener diodes to yield a process-control circuit that has positive- and negative-going hysteresis bands. 運放結合戰略上被放置的齊納二極管產(chǎn)生一個(gè)過(guò)程控制電路，電路有正、負向磁滯帶。
- In the electronic weighing system,ZEM Series and weighing sensor,serial memory,dual op amp,keyboard and display components,etc.constitute the entire electronic weighing system. 在電子稱(chēng)重系統中ZEM系列與稱(chēng)重傳感器、串行存儲器、雙算運放大器、鍵盤(pán)及顯示等元件構成整個(gè)電子稱(chēng)重系統。
- The clamping circuitry comprising D1, D2, and RT1 offers higher off-isolation between the output and the input of the op amp than that of the single diode, D3. 由D1、D2和RT1組成的箝位電路，與單二極管D3相比，為運放的輸出和輸入之間提供了更高的截止狀態(tài)隔離度。
- A full differential structure is presented to improve the CMRR of Op Amp in this paper, and using this structure we composed a high performance Op Amp with input/output rail-to-rail mode. 文中介紹一種提高運算放大器共模抑制比的全差分結構,并且應用該結構設計一輸入輸出rail-to-rail方式的高性能集成運算放大器。
