查询词典 junction diode

The laser diode and the chip of the laser diode driver and the 4∶1 multiplexer,which are realized in different materials and processes,are fabricated on one same ceramic substrate using a film circuit to make up one opto-electronic integrated circuit,i.e.,an OEIC.The chip and the diode are realized with a 0.35μm CMOS process and with wet etching,polymer planar, and lift-off technologies, respectively.The module is encapsulated with a wing shell.

该发射机采用薄膜电路和激光焊接耦合技术将高速集成电路和光电子器件进行混合集成，其中高速集成电路是采用0.35μm硅CMOS工艺实现的单片4∶1复接器加激光驱动器芯片，光电子器件是采用湿法腐蚀、聚合物平坦和lift-off等技术实现的激光器芯片，最终混合集成模块采用蝶形管壳进行封装，体积小、性能优良。

The creative aspects in this dissertation are summarized as below:(1) In relation to the BJT/FWD integrated device, two new ideas are proposed. One is to extend the diode anode metalization to the region between the BJT and the diode regions to realize a Schottky contact to release the influence of the BJT region on the diode switching performance.

本论文创造性的工作包括以下三个方面：(1)在双极功率三极管与续流二极管构成的集成器件方面，提出了两个创新点，一个是将集成二极管的阳极金属化延伸到二极管和功率三极管之间的区域形成肖特基接触，以此来减弱同一芯片上的功率三极管区域对续流二极管开关速度的影响；另一个创新点是将集成二极管的结构由传统的PiN结构替换成含有肖特基接触的MPS结构。

The laser diode system is composed of three external cavity diode lasers and four injection diode lasers and a tapered amplifier. Four laser beams as 40K and 87Rb cooling and repump lights are obtained by using acoustic optic modulators to offset the frequencies from the three ECDL lasers. Four light beams with the different frequencies are injected into four slave lasers for injection locking, then Rb cooling light, K cooling light and K repump light are injected into a semiconductor tapered amplifier in a master oscillator-power configuration.

采用三台外腔光栅反馈半导体激光器、四台注入锁定激光器和一台半导体激光放大器组成激光系统，三台外腔光栅反馈半导体激光器通过声光调制器产生四束光，分别作为40K和87Rb原子的冷却光和再抽运光，四束不同频率成份的激光分别注入锁定四台从激光器，然后Rb cooling光、K cooling光和K repump光再同时注入半导体激光放大器进行放大。

This paper will present a new diode-clamp cascade multilevel converter derived from these two topologies. The novel concept of the new diode-clamp cascade converter is based on the connection of multiple three-level diode-clamp converter modules.The multilevel waveform is synthesized by adding of each converter output voltage.

本文将结合这两种拓扑结构，研究了一种新型的二极管箝位级联多电平变换器，其思想是将数个二极管箝位变换器模型串联起来，其输出电压是通过合成每个二极管箝位变换器的输出电压而形成的。

The main products of our company is ZP Standard Recovery Diode、ZK Fast Recovery Diode、KP Phase Control Thyristor、KS Triac Thyristor、KK Fast Thyristor、KG High Frequency Thyristor、 Bridge Rectifier、 Power Modules、Schottky Module、SF Super Fast Recovery Diode Module 、Welding Machine Module、 Solid State Relay、 Solid State Voltage Regulator、Heat Sink Material and so on .

企业主要生产：ZP型普通整流管、ZK型快速整流管、KP型普通晶闸管、KS型双向晶闸管、KK型快速晶闸管、KG型高频晶闸管、桥式整流器、电力模块、肖特基模块、SF超快恢复二极管、电焊机专用模块、固态继电器、固态调压器、型材散热器等电力半导体器件。

Based on space-charge effect,I choose different diode model when diodes have different base doping concentration,analyzing the main factors impacting temperature coefficient of the diode,testing diodes with different angle lap,analysis of the blocked characteristics of diode in high temperature.

快恢复二极管的生产中发现大量的反向耐压呈现负温度系数的管芯，本文从空间电荷效应的角度，对基区掺杂浓度不同的管芯采用不同的二极管模型，分析管芯在高温情况下影响二极管反向耐压主要因素；并且对不同磨角的管芯进行测试，分析对二极管高温阻断特性的影响。

Then we make a further discussion of its applied areas including laser diode, pigtailed laser diode, laser diode arrays, different shape of inner cladding, etc.

标 签 光纤激光器侧面耦合微棱镜双包层激光二极管 fiber laser side pumping micro-prism double-clad laser diode

For the traditional diode string, the parasitic p-n-p bipolar junction transistor devices in the diode string will induce a large leakage current into the substrate, especially under high temperature condition.

因为寄生元件的存在，传统的二极体串将会产生严重的基极漏电流问题，尤其是在高温的状态下。

Resistor R21 and capacitor C24 form a snubber network that suppresses transient overvoltage ringing at diode D1 caused by transformer T1 leakage inductance and diode D1 junction capacitance.

电阻R21和电容C24的形成缓冲网络，抑制瞬态过电压在由变压器T1的漏感和二极管D1的结电容二极管D1引起振铃。

You can almost always determine the leads of a bipolar transistor with an ohm meter. b-e and b-c junctions will measure like a diode with the b-c junction reading slightly lower than the b-e junction when forward biased.

你几乎总是可以用欧姆表来判断双极性晶体管的脚位。b-e结和b-c结将像二级管那样测量，而且正向偏置时，b-c结的读数稍微比b-e结低一点。

Don't listen to their haver, nothing of that sort.

别听他们胡说八道，根本就没那回事。

But bank's shares trade below their book value, suggesting that investors are skeptical.

但是，银行股票以低于账面价值的价格交易，这一点反应了投资者的怀疑。