查询词典 semiconductor diode

While the laser diode was working on a repetition rate of 10 Hz at power as high as 60 W and pulse width of 400 μs, a free running stable oscillation with output energy of 3 mJ was obtained.

在重复频率为10 Hz，泵浦脉宽为400 μs，峰值功率为60 W的泵浦速率下，激光弛豫振荡每周期输出的能量为3 mJ，相应的全光光效率为12.5%。

The paper also analyses other single phase bridge half controlled rectifier with equivalent freewheel diode and draws work wave of each part, this can help to understand fundamental of this kind of rectifier.

对于另一种自带等效续流二极管的单相半控桥，文中给出了各部分工作波形，可进一步加深对单相半控桥的理解。

This paper analyses fundamental of general thyristor single phase bridge half controlled rectifier and draws work wave of each part. to avoid out of control, the freewheel diode is added, the work wave is analyzed.

本文从常规的晶闸管单相桥式半控整流电路着手，分析其电路工作原理和各部分工作波形，为避免失控，在电路中添加续流二极管，并分析了相应的各部分波形。

The freewheeling diode is the simplest method to provide this function.

该自由二极管是最简单的方法来提供这个功能。

The transformer uses a secondary-side center tap and dual Schottky diode D1 to provide full-wave rectification for reduced output-volt- age ripple.

变压器采用次级中心抽头和双肖特基二极管D1提供全波可降低输出电压纹波年龄整改。

The planar surface-mount transformer features a bias winding that, along with diode-pair D2, D3, and inductor L2, provide full-wave rectification for the bias voltage powering the MAX5069A once the input voltage is stable.

平面表面贴装变压器采用了偏置绕组，随着二极管对D2，D3等二级和电感，提供全波偏置电压整流供电MAX5069A一旦输入电压是稳定的。

At last, 2KVA - experimental prototypes of AC power supplies of multiple-loop analog and digital control system have been made. Fast dynamic response and load compatibility have been verified by the experiment of step change in the load and under rated full-wave diode bridge rectifier load.

最后各研制了一台2KVA的多环模拟控制系统逆变电源实验样机和数字化控制系统逆变电源实验样机，切换负载实验和负载适应性实验分别验证了逆变电源系统具有良好的动态性能和负载适应性。

A U like shape on the curve of fundamental mode waist in the active medium versus pump power, at different cavity lengths of the laser diode end pumped Nd:YVO 4 solid state lasers with a flat flat resonator structure, is analyzed by means of the transform circle approach.

运用谐振腔变换圆理论，详细分析了激光二极管抽运的Nd ：YVO4 平行平面腔固体激光器振荡光在晶体内的基模光斑半径随抽运功率变化的U形曲线。

The objective of the thesis is to present newly developed AC driver and protection circuits for light emitting diode. The LED modules for each upper and low arm are with pulse-width modulation control in every half fundamental cycle. The indication and protection circuits act whenever short circuit and open circuit of LED module occur. Moreover, the current path is switched off when there is a short circuit of LED module.

目前一般白光发光二极体的驱动器，皆是使用直流电源驱动，本文利用发光二极体本身单向导通的特性，将发光二极体串接成桥式整流器的方式，只需控制流经中间路径的电流周期，就可达到调整发光二极体亮度之目的，并且增加发光二极体故障时的保护指示电路。

Gold 's is mainly used in gold reserve , decoration , coins and currencies . Gold can be also used as touch point of down lead and suppresser in diode and transistor .

金的主要用途：金主要做黄金储备，装饰口及货币，此外在二极管和晶体管中可作引线的触点和抑制器，还可作能量反射器。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。