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.
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。
Shielding may be essential in a switching system if a mixture of low current, high voltage, and high frequency signals are present.
如果切换系统中会混合出现小电流、高电压和高频信号,屏蔽则非常关键。
It has been shown that the designed DC switching mode converter has a stable output voltage frequency, small ripple, high operating frequency and low power consumption.
结果表明,所设计的直流开关型变换器集成模块输出电压稳定、纹波小、工作频率,高、功耗低,且体积小。
A new drive circuit for IGBT is designed. It features high switching frequency, high driving power, simple-structure and reverse-turn-off.
论文中还设计了一种新型的IGBT驱动电路,它具有开关频率高、驱动功率大、结构简单且具有负压关断的特点。
The direct digital frequency synthesis (DDS) is a kind of new frequency synthesis method. It has high frequency resolution, fast frequency switching speed, etc.
直接数字频率合成(DDS)是一种新的频率合成方法,具有频率分辨率高、切换速度快等优点。
Adverse effects of switching losses which operating at high frequency are analyzed at the beginning of a three-level matrix power converter configuration.
从三电平矩阵式电力变换器的拓扑结构入手,分析在高频下工作时开关损耗带来的负面效应。
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.
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。
IGCT with current, high voltage, high switching frequency, high reliability and compact structure, and low loss characteristics, but have led to the low yield, a good prospect.
IGCT具有电流大、电压高、开关频率高、可靠性高、结构紧凑、损耗低等特点,而且造成本低,成品率高,有很好的应用前景。
The high switching frequency, along with the PWM current-mode architecture, allows for a compact, all-ceramic capacitor design.
高开关频率,随着PWM电流模式架构,允许一个紧凑,全 陶瓷电容设计。
A high frequency single-ended flyback switching power supply is designed with current-mode PWM controller UC3842 chip as its core.
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。
Adding a resonance link to the traditional PWM inflexible switching circuit, a voltage-source inverter of high frequency and no switching less was formed.
具有共振直流环节的电压型逆变器是在传统的PWM硬件开关电路上加一个共振环节,构成高频、无开关损耗电压型逆变器。
In some embodiments, the converter has a third sub-mode (' high output power sub-mode '), in which pulse width modulation is used but the switching frequency is fixed at a second frequency.
在某些实施例中,转换器具有第三子模式(“高输出功率子模式”),其中使用脉冲宽度调制,但开关频率固定在第二频率。
The author bas joined in and auc- cessfully accomplished a PFM DC regulated power supply using high frequency fast switching thyristor, which has been adopted in practical application.
笔者曾参与研制成功一种利用高频型快速晶闸管实现的PFM型直流稳压电源,已付诸实际使用。
Shenzhen DCTEC Technology Ltd. is a hi-tech enterprise specializing in R&D, manufacturing, and marketing high-frequency switching power supply.
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。
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.
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。
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。
A new high frequency DCDC full-bridge power converter is presented, that the soft-switching, phase-shifted PWM and bi-directional DCDC converter hang together.
研究一种把软开关技术和移相pwm控制技术以及双向DC DC变换器技术有机结合在一起的新型高频DC DC开关功率全桥变换器。
A new high frequency DCDC full-bridge power converter is presented, that the soft-switching, phase-shifted PWM and bi-directional DCDC converter hang together.
研究一种把软开关技术和移相pwm控制技术以及双向DC DC变换器技术有机结合在一起的新型高频DC DC开关功率全桥变换器。
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