查询词典 transistor radio

And the pn-junction diode, the bipolar junction transistor, the metal-oxide-semiconductor capacitor, and the field-effect transistor are covered in 2nd part.

除此之外，针对现在主流的MOS器件与工艺，讨论现代MOSFET的发展趋势。

All, but emphasis on MOS Field-Effect Transistor and Bipolar Junction Transistor

Final Exam 范围包含所有课程，但着重在金氧半导场效电晶体及载子接面电晶体

The first vertical-type transistor we fabricate is static induction transistor, and it provides a current on/off ratio of 4 and a high current output in the order of milliampere.

这可以解释厚度所造成的低注入是由於陷阱所造成的。我们最初的垂直式有机电晶体是静态感应电晶体，它可以提供电流的开/关比为4，以及毫安培等级的电流输出。

In recent years, SiC FET power transistor and GaN high electron movability power transistor represent the third generation semiconductor-wide bandgap semiconductor power devices, have advantages of high breakdown voltage, high power density, as well as high output power, high operation efficiency, high operation frequency, wide instant aneous bandwidth, operation in high temperature environment and strong ability of resisting radiation.

近年来以SiC场效应功率晶体管和GaN高电子迁移率功率晶体管为代表的第三代半导体－宽禁带半导体功率器件具有击穿电压高、功率密度高、输出功率高、工作效率高、工作频率高、瞬时带宽宽、适合在高温环境下工作和抗辐射能力强等优点。

The common-anode junction of all the twelve LEDs is connected to the collector of pnp transistor T2 and the emitter of transistor T2 is directly connected to the positive terminal of 6V battery.

在所有12个LED的共阳极交界处，是连接到T2的集电极PNP晶体管的发射极和T2晶体管是直接连接到6V的电池正极。

A power transistor sometimes has an associated sense transistor.

有时一个功率管会有一个相关的敏感管。

There is sufficient margin for a collector loss in a power transistor, and the high speed high fT transistor which was moreover excellent in the high region property is adopted.

的截止频率是90MHz的数量，并抑制这种晶体管的开关失真是无法避免公司一流的，而且，还实现了平坦的高区域相反应。

Often divided into two types:(1) sine wave oscillator, according to the network oscillation frequency of the different loop selected further divided into RC sinusoidal oscillator, LC sinusoidal oscillators, quartz crystal oscillators, voltage-controlled oscillator, voltage-controlled crystal oscillator and other forms;(2) non-sinusoidal oscillation device, also known as relaxation oscillator, is the use of capacitor charging and discharging and active device (transistor, FET, single-junction transistor, etc.) to generate the pulse-off square wave, rectangular wave, triangle wave, sawtooth wave, or these basic waveforms synthetic waveform and its frequency by the LC time constant charge and discharge circuits to decide.

常分两大类型：（1）正弦波振荡器，根据振荡环路中选频网络的不同，又分为RC正弦波振荡器、LC正弦波振荡器、石英晶体振荡器、压控振荡器、压控石英晶体振荡器等多种形式；（2）非正弦波振荡器，又称张弛振荡器，是利用电容充放电及有源器件（晶体管、场效应管、单结晶体管等）的通断来产生脉冲方波、矩形波、三角波、锯齿波或这些基本波形的合成波形，其工作频率由LC充放电电路的时间常数来决定。

However, because of the obvious snapback breakdown characteristic of NMOS transistor and the layout geometry effect on the distributed base resistance of each parasitic lateral bipolar transistor, multi-finger NMOS cannot be triggered on uniformly under ESD stress.

然而由於N型金氧半电晶体具有明显的骤回崩溃特性，以及布局上每根指状N型寄生横向双载子电晶体之等效基极电阻之不同，造成多指状结构N型金氧半电晶体在静电放电轰击下，并不会均匀的导通来排放静电放电电流，而是集中於某些指状N型金氧半电晶体。

Taking frequency conversion of semiconductor transistor as an example, the basic principles and some problems related are introduced in the article, integrating emitter-injected frequency conversion circuit of transistor, which is often used in superheterodyne to discuss about it.

分析了变频的基本原理和设计变频器的有关注意问题；从三极管输入回路和输出回路的信号入手，讨论了超外差式收音机常用的变频电路的工作原理。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。