Based on the model, the variations of the electrical parameters such as the potential barrier, the anode junction voltage drop, and the current amplification factor are studied and discussed. 在该模型的基础上,讨论了势垒、阳极结的电势降落和电流的放大因子等电参数的变化。
High Voltage and Large Current Fast Capillary Discharge Technology and Device Used to Study X-Ray Laser Amplification 用于研究X射线激光的毛细管快放电技术及装置
Elect hardware, and design current to voltage translation circuit, voltage amplification circuit and acoustic-optic alarming circuit. 对硬件进行了选择,对电流/电压转换电路?电压放大电路和声光报警电路进行了具体设计?
The voltage amplification multiple, the input resistance and the output resistance are the most elementary three targets in the Alternating Magnifying circuit, which has a process of quite complicated analysis and solution. 电压放大倍数、输入及输出电阻是交流放大电路中最基本的三种指标,其分析和求解过程比较繁琐。
The fuctions of impedance matching, over voltage protection, AC/ DC coupling and amplification/ attenuation in the analog circuit are designed to enhance the reliability and testing precision of the module. 设计了具有阻抗匹配、过电压保护、AC/DC耦合、放大/衰减功能的前端信号处理电路,提高了模块的可靠性和总体测试精度。
Simulation demonstrates that the maximum breakdown voltages of N-and P-channel LDMOS are higher than 320 V, and the isolation structure can withstand the voltage over 300 V, which ensure reliable operation of high-voltage amplification. 模拟结果显示,N沟道和P沟道LDMOS晶体管的最大击穿电压都超过了320V,高压隔离超过300V,从而可以确保其高压放大功能。
On the Method of Excitation Regulation According to Voltage Deviation with a High Coefficient of Amplification 按电压偏差特大放大系数调节励磁的某些分析
As a critical part of the optical receiver, the function of the preamplifier is a weak current signal is converted into a voltage signal and a certain amount of amplification, and then lost to the main amplifier. 前置放大器作为光接收机的关键部件,它在很大程度上决定着整个光接收机的性能,是将光检测器输出的微弱电流信号转换为电压信号并进行一定量的放大,然后输出给后续的主放大器。
In addition, optical system, voltage source system, signal conversion and amplification system were also included. 芯片外接光路系统、电压源系统、光电信号转换系统及信号放大收集系统。
The system adopts double way and sampling feedback way of working to correct the output voltage; with integrated op-amp and Darlington tube composition power amplification circuit; using a keyboard control and synchronous serial port LED display. 系统采用双路D/A差分,A/D采样反馈的工作方式,对输出电压进行校正;用集成运放及达林顿管组成功率放大电路;利用键盘控制;及同步串行口的LED显示。
This paper designed the suitable integrating amplifier to address these issues with the voltage signal amplification, and studied the relationship among the array size, frame rate and circuit parameters carefully, which can provide theoretical guidance for the larger scale read out circuit designing. 本论文针对上述问题设计了与电压信号放大相适应的积分放大器,并详细研究了阵列规模、帧频与电路参数之间的关系,可以对更大规模阵列的读出电路设计提供理论指导。
Then we came up with a program about the load of the coils voltage, that is, control signal generated through the special computer program, and was bubbled into power amplifier for voltage amplification for the purpose of drive the coils. 提出了用计算机编程产生驱动控制信号,经功率放大器进行电压放大的线圈电压加载方案。
Differential switched-capacitor circuit converts the sensitive capacitance signal into the voltage signal. The output voltages change with varies the sensitive capacitance through amplification and filter. 电路利用差分式开关电容电路将敏感电容信号转换为电压信号读出,再将其放大、滤波处理,得到的输出信号能有效的反映敏感电容的变化。
At the same time, through the analysising that current and voltage amplification principle and line impedance frequency characteristics. 同时,结合对电流、电压放大原理和线路阻抗频率特性的分析得知。