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 outlook of high frequency switch power supply in application to high fidelity audio frequency power amplifier is indicated.
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。
Switch power of high frequency is serious electromagnetic interference (EMI) source, so EMI source filter usually should be added in switch power.
作为开关电源核心部件的功率变压器的漏感是高频开关电源的主要干扰源之一。
The leakage inductance of power transformer is one ofthe main interference sources in the circuit.
介绍了一种基于零电压软开关技术和双闭环控制模式的大功率等离子喷涂高频开关电源。
A novel plasma spray power supply based on ZVS soft-switching technology and double close loop control mode is presented in this paper.
从电流控制型电路原理、优点，UC 3845a的特点，提出了一个实用的高频开关电源。
This paper introduces the principle, advantages of the current control mode and the features of UC3845A.
这种材料现已广泛用于共模扼流圈、高频开关电源、高频逆变器、零序互感器等许多电器元件。
This kind of material is already extensive now to be used for common mode choke of high frequency circuit changer, high frequency dc-to-ac converter, zero order mutual-inductor and etc.
大功率通信高频开关电源的噪声干扰中除了有谐波的传导干扰外，还存在电磁的辐射干扰问题。
In high-frequency switching power supply, influence on switching power supply by the more parasitic transformer parameters is increasing.
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。
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.
深圳市东辰科技有限公司是专注于DCTEC品牌高频开关电源的研发、生产与销售的高科技企业。
Shenzhen DCTEC Technology Ltd. is a hi-tech enterprise specializing in R&D, manufacturing, and marketing high-frequency switching power supply.
采用它制作高频开关电源，不仅简化了电路，同时可以改善电源的电磁兼容性能，且降低了制作成本。
High frequency switching power supply made from it can not only simplify the circuit, but also can improve the EMC characteristics and reduce the cost.
里水雄韬新四通五金厂是一家专门从事高频开关电源外壳的集开发、设计、制造和销售于一身的企业。
Water hung in the new Stone Towers is a hardware factory specializing in high-frequency switching power supply shell collection development, design, manufacture and marketing in an enterprise.
高频开关电源功率变压器线圈优化设计技术能有效减小变压器损耗以及尺寸，提高开关电源功率密度。
Optimal design for the windings of high frequency power transformer in SNIPS can reduce greatly the windings loss to improve SNIPS power density.
高频开关电源功率变压器线圈优化设计技术能有效减小变压器损耗以及尺寸，提高开关电源功率密度。
The loss model can be easily used in optimal design for the windings excited by switch-mode current, especially for the litz wire windings.
以8 0 98单片机为核心，阐述了高频开关电源监控系统的设计框架，对其中一些具体问题作了深入探讨。
Based on 8098 single microcomputer, this paper describes the design idea of a high frequency switching power supply monitor system, and discusses deeply on some concrete problems.
分析了高频开关电源的特点及将其应用到音频功率放大器中所遇到的主要问题，以及解决这些问题的基本方法。
The problems in its application on audio frequency power amplifier and the main methods to solve them are pointed out.
分析了高频开关电源的特点及将其应用到音频功率放大器中所遇到的主要问题，以及解决这些问题的基本方法。
Integrated circuit of a class-D audio power amplifier with very high efficiency using CMOS technology is presented in this paper.
基于软开关技术的高频开关电源因其性能可靠、效率高、寿命长等优点，成为了现代电力操作电源系统中的重要组成部分。
High frequency switching power supply adopting soft switching technology, which has reliable high efficiency and long use time performances becomes the important part of DC power system.
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。
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.
而制约这一目标实现的关键技术就是开关电源用铁氧体材料的高频化技术。
The key to realize the goal is the technology of ferrite used in high frequency switching mode power supply(SMPS).
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。
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.
然而，由于开关电源工作在高频状态，其产生的瞬态脉冲包含有能够发射电磁干扰(emi)的的高频谐波。
However, SMPS operate at high switching frequencies, and the associated transient pulses are full of high frequency harmonics that may cause electromagnetic interference (EMI).
制约这个目标实现的关键就是开关电源高频化技术。
Power supply high frequency technology is the key for realizing the aim.
这种设计去除了通常在开关电源附近的大滤波电容，因为没有必要对LED电流的高频谐波进行平滑处理。
The design eliminates the use of the large-valued filter capacitors you usually find in a switching regulator, because there is no need to smooth out high-frequency ripple in the LED current.
新技术，新产品！全程ZCS、ZVS逆变器、低功耗准谐振驱动、大功率开关电源供电，造就兆赫兹级大功率超高频逆变。
New technology, New Product! Whole process ZCS, ZVS inverter, Low power dissipation quasi-resonant drive, High-power switching power supply, MHz UHF high power inverter.
开关电源的高频化使得功率开关的损耗加大，采用软开关技术是减小该损耗的有效手段。
As the working frequency of the switches in SMPS (switch Mode Power Supply) increases, the switching loss increases, too. Soft switch technique can overcome this problem.
软开关，高频化是电力电子学，也是开关电源的重要研究方向。
High frequency soft-switching conversion is an important subject of power electronics and switching power supply.
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。
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。
The switch power has such advantages as high frequency rates, strong power, high efficiency, and was called the energy-efficient power.
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