• 浦系统小型高效率开关激式脉冲泵浦源。

    The pumping source is a switch type and inverse excitation model in small size but it has high efficiency.

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  • 最后举例说明路输出开关电源设计

    Finally, an example explains how three outputs of singleended flyback switching power supply can be designed.

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  • 电感反激式开关电源影响设计方法

    The influence and design methods of leakage inductance on forward and flyback switching power supply...

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  • 第四围绕着电流型反激式开关电源设计实现进行研究

    The fourth chapter carries out the research on the design and realization of the current-mode flyback switching supply.

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  • 双端反激式变换器变压器感对其馈能阶段有着很大影响

    The leakage inductance of transformer has huge influence on the energy returned stage of double-ended flyback converter.

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  • 双端变换器变压器漏感对其馈能阶段有着很大的影响

    Influences and suppression method of transformer winding capacitance in high-frenquency high-voltage flyback converter;

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  • 采用反激式直流变换型电路,具有输出件数55个

    Four different levels of output are provided while only 55 elements, including transistors, resistances and capacitors, are used.

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  • 摘 要 :本文介绍了UC3842PWM型开关电源中的应用

    The application of UC3842 in single-ended flyback PWM SMPS is introduced in this paper.

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  • 本文讨论了单端反激式开关电源两种工作状态输出状态功率输出状态。

    The paper discusses two operating modes of single-ended flyback switching power supply, constant output voltage mode and constant output power mode.

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  • 提出一种具有电流关断(ZCS)的单级功率因数校正(PFC)变换器

    A flyback converter with zero current switching (ZCS) resonant and power factor correct (PFC) is proposed.

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  • 设计基于同轴绕组输出均衡电路实现多个串联单体快速有效均衡。

    One kind of equalization circuit based on CWT (coaxial windings transformer) was designed to achieve the destination of fast equalization on series connected ultra capacitors.

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  • 反激式开关变压器控制回路设计以及考虑电磁兼容性电路改进关键技术

    The design of flyback switching transformer and feedback control loop and the improvement of the circuit for considering electromagnetic compatibility are the critical technologies.

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  • 设计了电流型PWM控制器UC3842芯片核心高频开关稳压电源

    A high frequency single-ended flyback switching power supply is designed with current-mode PWM controller UC3842 chip as its core.

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  • 介绍一种基于PWM控制芯片uc 3842反激式开关电源控制回路改进设计

    A new feedback circuit, which is designed based on PWM controller UC3842 of flyback switching mode power supply is presented.

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  • 电感电流断续工作的变换器开关工作开关谐振(或值开关或零电压开关)模

    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.

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  • 介绍一种反激式变换器零电压关断缓冲电路,同时分析了工作原理。最后简要地介绍一下其设计方法

    An introduction to a type of lossless snubber circuit applicable to flyback converter was given, and its working principles were analyzed.

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  • 选择开关电源作为高压电源电路,并555脉冲控制电路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.

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  • 激式变换器两种工作不连续通工作模DCM),一种是连续导通工作模(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).

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  • 控制器驱动外部NPN晶体管射极变压器串联构成拓扑系统通过变压器和光耦实现离线的要求。

    It drives the emitter of an external NPN transistor, and series with transformer to consist a flyback topology. The system is offline through the use of transformers and optocoupler transistor.

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  • 反激变压器的设计方法文献各异,课题根据法拉第磁感应定律推导变频大功率断续反激式变换器变压器的设计方法。

    The design means of high frequency DCM flyback converter is derivated on the base of Faraday law of electromagnetic induction in subject.

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  • 除了工作固定开关频率外,由于更小的开通损耗更好EMI性能,准谐振工作模反激式变换器中得到广泛的应用。

    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.

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  • 设计中,TL 494作为PWM产生电路输出控制信号,控制开关管状况,在半桥反激式输出基础上实现电源多路输出

    In the design, to produce circuit TL494 as a PWM output control signals, control of the on-switch situation, the half-bridge flyback output on the basis of the power of multi-output.

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  • 该文提出一种对称RCD箝位的倍流整流管正-反激直流变换器

    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.

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  • 该文提出一种对称RCD箝位的倍流整流管正-反激直流变换器

    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.

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