The outlook of high frequency switch power supply in application to high fidelity audio frequency power amplifier is indicated.
指出了高频开关电源在高保真音频功率放大器中广阔的应用前景。
The high frequency switch circuit taking IGBT as main switch component are driven by the special purpose driver EXB840 controlled by TL494.
以igbt为主开关元件的高频开关电路，由TL 494控制的集成专用驱动器exb840驱动。
Introduce the high frequency switch technical features of the DC battery panel not vindicated, and pay attention to the problems during using it.
介绍高频开关免维护电池直流屏的技术特点，以及在运用中应该注意的问题。
Recently, adoption of the high frequency switch mode power supply and the processing controller based on the programmable chip are the trend of the development of laser technology.
近年来出现的高频开关电源技术和以可编程芯片为核心的控制技术也逐渐在激光器设计中得到应用。
The structure and theory of main circuit, control circuit and protection circuit of modularized charge power supply composed by IGBT high frequency switch tubes are introduced in this paper.
介绍了利用高频开关管IGBT构成模块化充电电源的主电路、控制电路及保护电路的结构、原理。
A novel high frequency switch power supply, which is suitable for power network outside, is introduced in this paper, and a automation switching circuit for 110V/220V input voltage has been designed.
介绍了一种适用于户外电网远程监测监控的不间断高频开关电源，设计了一种简易可靠的110V/2 2 0V自动切换电路，以满足宽范围电压输入要求。
High voltage silicon pile is the key component of the output circuits of color TV and color monitor, whose switch frequency is the direct restrictive factor of line scan.
高压硅堆是彩电和彩色显示器行输出电路中的关键器件，其开关速度的快慢直接限制了行扫描频率的高低。
The model considers the dynamics of converter switch circuit and can be applied in the analysis for high frequency dynamic characteristics.
该模型考虑了换流器开关电路的动态特性，适用于高频动态特性分析。
It has characteristics of large current, high power, high voltage, high switch frequency, proven reliability, low losses and so on.
它具有大电流、高电压、开关频率高、高可靠性、结构紧凑、低损耗的特点。
The majority of the current pass the accessorial switch, but the switching frequency is low, so the switch consumption is not high.
辅助开关虽然流过大部分电流，但由于其开关频率低，因此开关损耗也不高。
Theory analysis and simulation show it's output performance is better than traditional SVPWM, when the output frequency is not high, switch frequency is very high and dead zone is considered.
理论分析和仿真结果表明，在输出频率不是很高，开关频率非常高，且考虑到死区的影响时，基于新型空间矢量选择模式的逆变器具有比传统SVPWM更好的输出特性。
How to get high frequency and high stability current pulse is the emphasis of this section. The paper put forward the concept of current adding switch.
将如何得到高重频、稳定的电流脉冲作为一个研究重点，提出电流叠加开关的概念。
A capacitive proximity switch works with a high frequency oscillating circuit that creates an electromagnetic field on the active sensor surface by means of a capacitor.
阿电容式接近开关工程高的振荡电路，产生的积极传感器表面磁场的电磁通过一个电容手段的频率。
Because the calculation method is accomplished by MATLAB Tool, it is in favor of realizing design and simulation of high-frequency chain switch power supply circuit.
由于该计算方法是在MATLAB环境下进行，有利于进一步实现高频链开关电源电路的设计和仿真。
The topic of this article mainly research and design about LD pumped solid laser high repetition frequency Q-switch system.
本课题主要是针对LD泵浦固体激光器的高重复频率的电光调q系统的研究与设计。
The results show that this control scheme could realize the high efficiency soft-switch control under the constant switching frequency to the converter.
结果表明，该控制方案能在恒定开关频率下对变换器实现高效率的软开关控制。
According to the design demand of DC power supply panel in engineering, this paper introduces the selection of rectification DC rectification power system with high-frequency switch.
针对工程中对直流电源屏的设计需要，简要介绍了高频开关整流电源直流系统的选择。
Switch power of high frequency is serious electromagnetic interference (EMI) source, so EMI source filter usually should be added in switch power.
高频开关电源是严重的电磁干扰源，很多情况下需对其安装emi电源滤波器。
It can be used to fabricate display devices, high frequency filters, emitting diode, lasers and high-speed optical switch. Therefore, it has great USES in both civil and military fields.
它可用与制作发光显示器件、高频滤波器、发光二极管、激光器、高速光开关等器件，在民用及军事领域都有着重要的用途。
The product encapsulates a double metal temperature controller switch or a temperature fuse in a plastic tube with high frequency heat coupling method, and links lead and ends .
温控器、熔断器组件是将双金属温度控制开关，温度熔断器（温度保险管）采用高频热合的方式密封在一个塑料管（套）中，并接上引线、端子而成的成套组件。
The generated signals have advantages of high frequency resolutions, fast frequency switching speed, low phase noise, the ability to switch frequencies while maintaining constant phase.
具有频率分辨率高、频率切换速度快、频率切换时相位连续、输出相位噪声低等优点。
The switch power has such advantages as high frequency rates, strong power, high efficiency, and was called the energy-efficient power.
开关电源具有高频率、高功率密度、高效率等优点，被称作高效节能电源。
Isolation of the T/R switch must be considered when the high power transmitter is connected to the low power radio frequency unit by T/R switch as the radar antennas are reciprocal.
雷达天线往往收发共用，通过收发开关连接高功率发射单元和低功率射频单元要考虑收发开关的隔离度问题。
PIN Diode switch is a kind of widely used microwave semiconductor control device. High frequency, broadband, multi through switch are the places where design difficulties lie.
PIN开关是一种广泛采用的微波半导体控制器件，高频、宽带、多掷一直是其设计难点所在。
When the utility model is operated, the electricity cutting switch is pressed, and an electric cutter head generates high frequency electric cutting current;
操作时，按动电切开关，电刀头即产生电切高频电流；
When the utility model is operated, the electricity cutting switch is pressed, and an electric cutter head generates high frequency electric cutting current;
操作时，按动电切开关，电刀头即产生电切高频电流；
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