这个反激电压足以点亮led。
可以实现反激，正激，升压或降压拓扑结构。
泵浦系统是小型高效率开关型反激式脉冲泵浦源。
The pumping source is a switch type and inverse excitation model in small size but it has high efficiency.
最后举例说明三路输出单端反激式开关电源的设计。
Finally, an example explains how three outputs of single—ended flyback switching power supply can be designed.
漏电感对正激和反激式开关电源的影响及设计方法。
The influence and design methods of leakage inductance on forward and flyback switching power supply...
第四章围绕着电流型反激式开关电源的设计和实现进行了研究。
The fourth chapter carries out the research on the design and realization of the current-mode flyback switching supply.
双端反激式变换器的变压器漏感对其馈能阶段有着很大的影响。
The leakage inductance of transformer has huge influence on the energy returned stage of double-ended flyback converter.
采用反激式直流变换型电路，具有四路输出而总元件数仅55个。
Four different levels of output are provided while only 55 elements, including transistors, resistances and capacitors, are used.
本文着重对拓扑族中结构最简洁的反激逆变器进行了全面系统的研究。
The flyback inverter that features simplest structure was researched in this dissertation.
该文提出一种对称式RCD箝位的倍流整流双管正-反激型直流变换器。
This paper proposes a symmetrical RCD clamp dual switch forward-flyback with current-doubler-rectifier (CDR) converter which adopts the staggered clamp structure with two RCD type circuit.
研究了一种高频链反激逆变器拓扑及其工作在电感电流连续模式下的控制方案。
A novel high frequency link flyback inverter which works in the continuous conduction mode (CCM) is presented.
反激逆变器占空比可以在0到0.8之间变化，从而得到较宽范围的输出电压；
Wider range output voltage can be realized by varying the duty ratio from 0 to 0.8.
摘 要 ：本文介绍了UC3842在单端反激式PWM型开关电源中的应用。
The application of UC3842 in single-ended flyback PWM SMPS is introduced in this paper.
通过该控制器在低损耗高频反激电源中的应用进一步证明了它的可行性和实用性。
The feasibility and practicality of the controller are further verified in the low loss high frequency feedback power supply.
提出一种具有零电流关断(ZCS)的反激式单级功率因数校正(PFC)变换器。
A flyback converter with zero current switching (ZCS) resonant and power factor correct (PFC) is proposed.
本文讨论了单端反激式开关电源的两种工作状态：恒压输出状态和恒功率输出状态。
The paper discusses two operating modes of single-ended flyback switching power supply, constant output voltage mode and constant output power mode.
这种变换器综合了正激和反激变换器的特点，并且只用一个变压器实现了单路电压输出。
This circuit has the character of the flyback converter as well as the forward converter, single voltage output can be achieved by one transformer.
构造基于反激拓扑的单级高功率因数的大功率电源的前提是弄清变压器的储能和释放规律。
The precondition of constructing single-stage high power factor high power supply based on flyback topology is that the release rule of transformer energy-storage is clear.
反激式开关变压器和反馈控制回路设计，以及考虑电磁兼容性对电路的改进，是其关键技术。
The design of flyback switching transformer and feedback control loop and the improvement of the circuit for considering electromagnetic compatibility are the critical technologies.
设计了一种以电流型PWM控制器UC3842芯片为核心的高频单端反激式开关稳压电源。
A high frequency single-ended flyback switching power supply is designed with current-mode PWM controller UC3842 chip as its core.
介绍了一种基于PWM控制芯片uc 3842的反激式开关电源的反馈控制回路改进设计。
A new feedback circuit, which is designed based on PWM controller UC3842 of flyback switching mode power supply is presented.
电感电流断续工作的反激式变换器一次侧开关可工作于硬开关或准谐振(或谷值开关或零电压开关)模式。
The flyback converter running in discontinuous conduction mode can be operated in hard switching or quasi resonant (or valley switching, or ZVS) mode regarding the primary side switch.
选择了反激式开关电源作为高压电源的主电路，并以555脉冲控制电路和反激式驱动电路作为辅助电路。
The flyback mode switch power supply is chosen as the main circuit of the high voltage power in the paper with 555 pulse control circuit and flyback drive circuit.
文章研究了采用不同的正激、反激变压器匝比对传输功率的分配比例、电流纹波等影响，并进行了试验验证。
The influence on the power transfer and the current ripple with different turns ratio was researched. The experimental results verified the analysis.
反激式变换器有两种工作模式，一种是不连续导通工作模式（DCM），另一种是连续导通工作模式（CCM）。
There are two modes in flyback converter, one is the discontinuous Conduction conduction mode(DCM), and the other is the continuous conduction mode(CCM).
在对反激变换器和双向反激变换器的基本特性及控制方式分析的基础上，介绍了反激逆变器的构成及基本工作原理。
Based on the analysis of the basic flyback converter and bi-directional flyback converter, the basic operation principles of the flyback inverter were presented.
但如果设计反激有源箝位电路工作在电流连续模式，控制占空比，使输入电流跟随输入电压，可以提高输入功率因数。
However if the active clamp flyback converter is designed to operate in CCM, and the duty cycle is controlled to make the input current track input voltage, the input power factor can be improved.
除了工作在固定的开关频率模式外，由于更小的开通损耗和更好的EMI性能，准谐振工作模式在反激式变换器中得到较广泛的应用。
Besides switching at a fixed frequency for Flyback converters, quasi-resonant mode is widely used due to its lower switch-on losses and better EMI performance.
报道用红宝石激光泵浦甲烷的高阶受激喇曼散射，并讨论了高阶反斯托克斯光产生的条件。
This paper reports high-order stimulated Raman Scattering in CH4-pumped by a ruby laser and discusses the generating condition of the high-order anti-Stokes.
报道用红宝石激光泵浦甲烷的高阶受激喇曼散射，并讨论了高阶反斯托克斯光产生的条件。
This paper reports high-order stimulated Raman Scattering in CH4-pumped by a ruby laser and discusses the generating condition of the high-order anti-Stokes.
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