電流源 的英文怎麼說
中文拼音 [diànliúyuán]
電流源
英文
curl source- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 源 : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
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Constant voltage and constant current modes
定電壓源與定電流源方式操作The same remarks for the ideal voltage source in nodal analysis apply to ideal current sources in loop analysis.
關于節點分析法中理想電壓源的附註同樣可以應用到迴路分析法中出現理想電流源的情況。If you need a programmable dynamic current source, find out about operational transconductance amps. most of the problem is figuring out when you need a programmable dynamic current source
如果需要一個可編程的動態電流源,找出運算跨導的放大器,大部分的問題就明白了。There are four kinds of dependent sources which are named as the voltage controlled voltage source ( vcvs ), the current controlled voltage source ( ccvs ), the voltage controlled current source ( vccs ), and current controlled current source
一個理想的電流源或電壓源,如果它的值受到電路其它量(通常是一個電壓或一個電流)的控制,稱它為受控源。The dac consists of analog circuit blocks and digital circuit blocks, so it is a mixed signal circuit. because the digital part is simple comparatively, we use the same method as analog part to design it
採用模塊化的設計方式實現數據快速轉換,主要包括電流源矩陣模塊、鎖存模塊、譯碼模塊、帶隙基準電壓源模塊及電流開關網路等電路模塊。The sfdr and thd are up to 68db and - 61db. the inl and dnl are smaller than 0. 5lsb. the structure of the converter is improved based on traditional one so that the area of glitch is reduced sharply and the dynamic character is improved
在電路結構上,提出了單位電流源中的開關差分控制信號交叉點的最優值,並在差分開關上疊加一對常開pmos管,有效減小了輸出毛刺面積,改善了動態性能。Voltage controlled current source
電壓控制電流源Current sources are most useful in modeling the behavior of transistors.
電流源在模擬晶體管特性時極其有用。The research shows that students misunderstand the relation between force and motion. gravity and action / reaction ; that in dc circuit, students of different age groups have the belief of " consumption of current ", " clashing currents " and " the battery as a constant current generator " ; that in understanding the concepts of electricity students lack th e knowledge of relating the micro with the macro ; and that students have serious difficulties in understanding the propagation of mechanics wave, the speed of wave and superposition, and do not make a distinction between the initial conditions and the medium properties of the system
具體表現在:學生對力和運動的關系、重力和平衡、作用力與反作用力存在一些誤解;對直流電路,不同年齡的學生不同程度地存在電流消耗、碰撞電流、恆定電流源等觀念,而且對電學概念的理解缺乏宏觀與微觀的聯系;學生在機械波的傳播、波速、波的疊加上存在嚴重的困難,對于機械波的傳播學生不能區分初始條件和媒質特性,並錯誤地將動力學某些觀念與機械波進行類比。High - precision programmable current source based on 14 - bit dac
轉換器的高精度程式控制電流源A novel high output resistance current source based on negative resistance
一種基於負電阻的高輸出阻抗的電流源The main limitation of a intensity - modulated - continuous - wave laser rangefinder is the leakage distortion created by the high frequency current source which modulates the laser diode
在調強連續波激光測距系統中,調制激光器的高頻電流源產生的泄漏干擾是影響測距精度的主要因素。From the view point of the whole topologies of current mode hfl inverters, two topologies of half - bridge and push - pull current mode hfl inverters are proposed, which are composed of four power switches. hfl inverters in discontinuous current mode ( dcm ) are extended to those in continuous current mode ( ccm )
從完善電路拓撲和降低成本的角度出發,本文提出了兩種結構的電流源高頻鏈逆變電路,它們分別是由四個功率管組成的半橋和推挽雙向電流源高頻鏈單級逆變電路,並將工作在電感電流斷續模式的逆變電路擴展到電感電流連續模式。Current mirror circuits may be found in two basic varieties : the current sinking configuration, where the regulating transistor connects the load to ground ; and the current sourcing configuration, where the regulating transistor connects the load to the positive terminal of the dc power supply
鏡像電流源可能以兩種基本的類型出現:調整管連接負載到地的吸電流結構;以及調整管連接負載到直流電源正極的灌電流結構。Current source density analysis
電流源密度分析This paper presents a novel current source which is insensitive to supply voltage
摘要這篇論文提出了一個和電源電壓變動無關的新式電流源。The authors first infered the boundary condition for line source, then realised the forward calculation with finite - difference method
針對垂直有限線源,首先推導了線電流源的邊界條件,利用有限差分實現了三維地電場的正演。The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier
本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究,分析了這些技術的工作原理和優缺點,在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時,為了使輸入共模電壓范圍達到軌至軌,不是採用傳統的差動輸入結構,而是採用了nmos管和pmos管並聯的互補差動輸入對結構,並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中,電流鏡負載並不是採用傳統的標準共源共柵結構,而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時,為了提高效率,採用了推挽共源級放大器作為輸出級,輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計,採用了帶電流鏡負載的差分放大器設計了一個基準電流源,給運放提供穩定的偏置電流和偏置電壓,保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。The chip can be widely used in mp3 player, pda, digital camera, cells phone and portable products etc. this thesis first introduces the basic theory of switching power supply. the operating theory of this circuit has been demonstrated. the operating principle and simulation analysis about band gap reference, self - biased current source, one shot circuit, hysteresis comparator, and current - limit circuit have been particularly expounded in this thesis
本文首先闡述了開關電源的工作原理,詳細介紹了本電路的整體工作原理,最後重點介紹了自偏置電流源電路、基準源電路、單穩態觸發器電路、峰值電流限制及低電池電壓遲滯比較器的工作原理,並利用eda工具larker ? ams 、 hspice對電路進行了完整的設計和模擬模擬,給出了合理的電路數據,各子模塊電路的電特性參數均達到或優于設計所需指標。In this paper, we introduce the methods to test the tiny capacitors and analyse the principle of relaxation oscillator used in the readout circuits for silicon capacitive accelerometers. to form a complete relaxation oscillator, we design the current source 、 the switch 、 the control logic and the comparator
本文介紹了微小電容的各種測試方法,分析了採用弛張振蕩器進行測試的原理,並設計出了構成弛張振蕩器所需的電流源、電流開關、控制邏輯以及比較器。分享友人