forward applied voltage 中文意思是什麼
forward applied voltage
解釋
正向外加電壓-
The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward
介紹了限制寬帶放大器頻帶寬度的因素，通過分析mosfet的本徵參數、寄生參數對頻率特性的影響，提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法；分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響，根據應用於雙極晶體管電路的跨導線性原理，提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器，獲得了良好的頻率響應。 -
Measured at applied forward current of 10ma, reverse current 1. 0ma, reverse voltage of 6. 0 voltage and rl = 100 ohms
測試條件:提供10毫安順向電? ， 6伏等逆向偏壓與100歐姆負載電阻，並於逆向電?回覆至1毫時?得的時間 -
The feedback of the output voltage is the major control loop. to achieve better frequency response and disturbance rejection of the input voltage, a input voltage feed - forward system is introduced in control loop. the duty - cycle of pwm applied at the gate of power mosfet is modulated by both input and output voltage
該晶元採用的控制方式為電壓型pwm （脈沖寬度調制， pulsewidthmodulation ）控制方式，以輸出電壓反饋作為主要控制參量，同時為了提高晶元對輸入電壓擾動的響應速度，採用了輸入電壓前饋方法，將輸入電壓因素引入了反饋控制環中，通過對輸入輸出電壓的檢測，控制加在功率mos管柵極電壓上矩形脈沖的占空比，進而調節輸出電壓。 -
In spite that there is no unanimous voltage correction method in the region between 2000 m and 4000m, a number of investigators both at home and abroad have put forward some voltage correction method of external insulation, which should be applied in corresponding conditions
目前國內外標準中尚未建立海拔2000 4000m地區大氣參數對放電電壓影響的標準校正方法，但許多研究者根據各自的試驗條件提出了不同的校正方法。 -
During the course of modeling ldmos, the paper puts forward the method in which maxwell function in the static system is applied in analysis compute of ldmos threshold voltage. schwarz - chritoffel transformation method is used to solve the gate self - capacitance with limited size. at the same time, it also provides the method which computes the drain and source self - capacitance by conformal transformation and the equivalent - voltage sharing - charge model
在對ldmos的建模過程中，本文提出了將靜電系統中麥克斯韋方程用於ldmos閾值電壓的分析計算的方法，引入了許瓦茲-克利斯多菲變換來求解了有限尺寸的柵自電容，並提出了用保角變換和等電壓電荷共享模型來計算漏與源的自電容的方法。 -
Aimed to acquire high efficiency and realize high frequency of the converter, this paper takes the forepart of the aeronautical static inverter ( asi ) - dc / dc converter as research object. push - pull forward converter ( ppfc ), which adapts to be applied in low voltage, high current input power field, is proposed and studied in this paper based on comprehend to main characters of asi and references to the development of the vrm
本文以航空靜止變流器中dc dc ? dc ac結構的前級為主要研究對象，針對效率和高頻化問題，在充分考慮航空靜止變流器前級dc dc特點的基礎上，借鑒國外vrm技術的發展歷程，選擇了適合於低壓大電流場合下工作的推挽正激電路（ ppfc ） ，作為基本電路拓撲，進行了一些理論與實驗的研究工作。 -
Problems of traditional measuring methods are analyzed and a new method based on the theory of voltage - dividing capacitor is brought forward. to extract fundamental wave in signals efficiently, a new calculation method of dielectric loss based on ann is introduced in detail. b / s mode is applied to realize insulation information inquiry system in web style
具體工作如下：設計了一套先進的絕緣在線監測系統框架；分析傳統測量方法的問題，提出了基於電容分壓原理的測量方法；採用計算機串口來進行數據的傳送；為有效提取信號中的基波分量，詳細介紹了一種基於人工神經網路的介損計算方法；採用b / s模式，實現基於web方式的絕緣監測信息查詢系統。 -
Applied forward voltage
正向外加電壓
分享友人