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- D1 is a protection diode that prevents the be junction of Q2 from be reverse biased. 如果仅仅是为了保护,完全可以在Q2发射极串联一个二极管代替,
- IZT: Zener Diode working voltage teat current. 齐纳二极管穏压工作电压测试电流。
- Transistor Q2 keeps feeding zener diode D5 and IC1 for a short interval. 晶体管Q2为齐纳二极管D5和IC1提供短时间供电。
- Zero adjustment function,forward adjust is forward biased,reverse adjust is reverse biased. 零点调整功能,顺时针调整可以偏负,逆时针调整可以偏正。
- Response time than Zener diode. Zener diode has a higher clamping voltage and heat dissipation is slower. 与传统的齐纳二极管相较,瞬态电压抑制二极管的。
- Buried zener diode references are more expensive than band-gap references but provide a higher performance level. 掩埋齐纳二极管基准较带隙基准要昂贵得多,但它能提供较高的性能水平。
- The presence of a large density of contaminant causes anomalous increases in the diode current with increasing reverse bias. 大量沾污也会使二级管电流随反向偏压的增加而呈现反常的增大。
- The main product is switching diode series,zener diode series,transistor series. 主要产品有开关二极管系列、稳压二极管系列、三极管系列。
- Main product: Plug-in unit and laminated switch diode (IN4148, IN914), zener diode 0.5W/1W), triode. 主要产品:插件及片状开关二极管(IN4148、IN914)、稳压二极管(0.;5W、1W)、三极管。
- One measure of the quality of a diode is its leakage current at a specified reverse bias voltage. 衡量二极管质量的一个方面就是在规定的反向偏置电压下的泄漏电流。
- Perhaps a two way valve (zener diode) is used to allow a small amount of pressure to return to the system, and partially equalize. 也许双向阀门(齐那管)可以用于允许少部分压强回流到系统,达到部分平衡。
- As long as the base-collector junction remains reverse biased, increasing base current will cause a corresponding increase in collector current, and the transistor remains in active mode. 拟译:只要基极-集电极还处于反偏状态,上升的基极电流就会相应地引起集电极电流的上升,此时的三极管仍处于放大状态。
- Client software development is introduced with the example of zener diode tester software design, and multiple threads technology is explained emphatically. 以稳压二极管测试仪的软件开发为例介绍了客户端的软件开发,着重介绍了多线程技术的应用。
- I did cheat a little and used a 24 volt zener diode across the regeneration pot.I wanted a quick way to reduce the voltage at the pot and the regulation does help make the radio easier to adjust. 我稍微耍了一点小手段,在再生调节电位器两端并接了一只24伏特的稳压管,我想找一个简单的方法来降低电压,这也使得再生调节更加精细平稳,更容易调节。
- Zener diodes behave in this way, which makes them useful as voltage regulators. 齐纳击穿二极管就是这种工作方式,在电压稳压方面非常有用。
- What's not so well known is that some ordinary NPN transistors such as the 2N2222, 2N3904 and 2N4401 exhibit negative resistance when reversed biased. 但是,却很少有人知道,一些普通的NPN三极管,如2N2222、2N3904 和 2N4401,在反向偏置时也表现出负阻特性。
- This condition, known as reverse bias, is not conducive to current flow through the junction. 这种叫做反向偏置的状态不利于电流穿越结。
- temperature-compensated Zener diode 温度补偿齐纳二极管
- The photo-current was found to closely follow the eletro-absorption at large reverse bias values. 在很大的反向偏压下,光电流紧随着电吸收发生变化。
- During IGBT is off, the gate should be provided reverse bias voltage for ensuring the safe of IGBT. 在IGBT关断期间,IGBT的栅极需加反向偏置电压,避免IGBT的误动作。