The switching circuit sources and sinks current with respect to the paging speaker load.
开关电路对寻呼扬声器负载发送和接收电流。
To minimize measurement error due to channel resistance, use a four-wire switching circuit.
为使通道电阻引起的测量误差最小化，则采用4线切换电路。
The switching circuit including a first switch and a second switch provides a first AC signal.
开关电路提供第一交流信号并包括第一开关和第二开关。
UPS primary circuit and its switching circuit are analyzed, optimization solution is recommended.
分析比较UPS一次及其配电电路，推荐优化方案；
A switching circuit, method and control unit (1) for controlling electric power supply for lighting fixtures.
一种用于控制用于照明设备的电源的开关电路，方法和控制单元(1)。
The switching circuit determines whether to apply the power supply voltage to a chip in response to the control signal.
开关电路响应控制信号确定是否向芯片施加电源电压。
The resonant tank coupled to the switching circuit receives the first AC signal and generating a second AC signal for powering a load.
谐振回路耦合至开关电路，接收第一交流信号并产生第二交流信号以给负载供电。
An overvoltage protection control circuit includes a voltage conversion circuit, a voltage comparison circuit, and a switching circuit.
本发明提供了一种过压保护控制电路，包括：电压转换电路、电压比较电路和开关电路。
The accurate timing-type solar photovoltaic controller comprises a microprocessor, a switching circuit, a crystal oscillator and a timer.
所述精确定时型太阳能光伏控制器包括微处理器、开关电路、晶体振荡器、定时器。
The present invention discloses a power system, including a switching circuit, a resonant tank, a feedback circuit, and controller circuitry.
本发明公开了一种电源系统，包括开关电路、谐振回路、反馈电路和控制电路。
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。
If the output voltage is less than the predetermined voltage level, the switching circuit portion transmits an enhanced control signal to the regulation circuit.
如果输出电压小于预定的电压电平，则开关电路部分将增强的控制信号传输到调节电路。
This paper puts forward a soft switching circuit of snubber type with a mutual inductance. The analysis result and parameter design method of the circuit are given.
提出了一种采用互感元件构成的缓冲式软开关电路的拓扑，同时给出了电路的分析结果和参数设计方法。
The switching circuit is offen used in the pulse digital system. As the switching circuit is acted on by capacitive load, the working speed of the switching circuit is limited.
开关电路是脉冲数字系统中常用电路之一，由于负载电容的影响，限制了该电路的工作速度。
Principle, circuit design, hardware structure, software flow and features of dual computer switching circuit of FTK-3 hump automatic control system are introduced in this paper.
本文介绍了FTK-3型驼峰自动控制系统双机切换电路的原理、电路设计、硬件结构、软件流程和特点。
On the basis of analyzing circuit of SN388 cross-station, the paper introduced the solution of failure in input circuit, protected circuit and switching circuit of cross-station.
文中在对SN388交叉站电路进行分析的基础上，介绍了交叉站输入线故障、保护电路故障和转换电路故障的解决方法。
The power supply adopts zero-current half-bridge soft switching circuit, featuring high efficiency, fast response and easy matching for laser tubes produced by various manufacturers.
本电源采用零电流半桥软开关电路，使电源具有效率高，响应速度快的特点，很容易配合各种厂家的激光管。
The faults of hard switching circuit are presented, the resonant technique by using a square series resonant circuit is analyzed and some basic circuits of resonant switching are given.
首先通过介绍硬开关电路的缺陷，引出谐振技术，分析了二次串联谐振电路，给出了基本谐振开关电路。
Receiving the third signal and based on a reference voltage, the switching circuit controls the pulse wave width of the switching signal so as to adjust output current of the power converter.
切换电路接收第三讯号并依据一参考电压，以控制切换讯号的脉波宽度，所以可调整功率转换器的输出电流。
In common hard switching circuit, high voltage spike usually could be produced during switch transition process because of the effect of transformer leakage inductance and parasitic capacitor.
在常规的硬开关电路中，由于变压器漏感及寄生电容的影响，常常在开关转换瞬间会产生很高的电压尖峰。
The utility model relates to a non-contact electronic flash light for vehicles, which is composed of a pulse oscillating circuit, a switching circuit, a temperature automatic protection circuit.
本实用新型汽车无触点电子闪光器是由脉冲振荡电路、开关电路温度自动保护电路所组成。
The modular approach allows the soft-switching circuit to be designed as an add-on optional module to a standard inverter, which can convert a conventional inverter into a soft-switched inverter.
模块方法允许软开关电路被设计成标准逆变器的可选附加块，可以把传统的逆变器转变为软开关逆变器。
This Paper Provides a kind of new designing form used in the photoelectric switching circuit. It solves the problem happened at the photoelectric switching circuit with low voltage and wide range.
提出了一种新的光电开关电路设计形式（差分形式的光电开关电路），解决了在低电压宽供电电源下，光电开关电路难以正常工作的问题。
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。
Within a switching system, a connection or circuit between inlets and outlets of the same or different switching networks.
在交换系统中，同一或不同交换网络的引入线和引出线之间的连接部分或电路。
Switching voltage regulator, with its distinctive features of high level of integration, simple peripheral circuit and high efficiency, has been widely used in many electronic products.
开关稳压电源具有集成度高、外围电路简单、电源转换效率高等优点，在各种电子产品中得到广泛的应用。
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.
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。
Ir measurements often involve multiple conductors, so a switching system is often required to switch the picoammeter and the source to all the conductors in the test circuit.
由于IR测量往往涉及到多芯导线，所以通常需要一套切换系统来将皮安计和源切换至测试电路中的所有导线。
The design of flyback switching transformer and feedback control loop and the improvement of the circuit for considering electromagnetic compatibility are the critical technologies.
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.
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。
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