Therefore, if we have a way of holding emitter current constant through a transistor, the transistor will work to regulate collector current at a constant value.
于是，只要我们能让晶体管的发射极电流保持恒定，它就能保持发射极电流为恒定值。
For a long time, a common and popular method to solve current convergence problem of microwave power transistor is using emitter ballasting resistor, such as PTC, CTR thermistor, passive devices etc.
长期以来，解决微波功率晶体管的电流集中问题的通用做法是使用发射极镇流电阻，以及PTC,CTR热敏电阻等无源器件。
The ratio of effectual emitter area to base area of a FFJ is 2-3 times greater than a usual transistor and the output power-impedance product is 5-10 times greater.
与通常晶体管相比，FFJ的有效发射极面积对基极面积之比值提高2～3倍，输出功率-阻抗乘积提高5～10倍。
The region in a transistor between the emitter and the collector.
晶体管中发射极和集电极之间的区域。
A polysilicon emitter RCA microwave transistor was fabricated to fit the power application for the first time.
首次采用多晶硅发射区RCA技术制备出微波功率晶体管。
It drives the emitter of an external NPN transistor, and series with transformer to consist a flyback topology. The system is offline through the use of transformers and optocoupler transistor.
控制器驱动外部NPN晶体管的射极，并与变压器串联构成反激式拓扑，系统通过变压器和光耦实现离线式的要求。
For example, a transistor is a controllable switch, but it is directional between the collector and emitter, and it has interactive control between the base and emitter.
例如，晶体管是可控的开关，但它在集电极和发射极之间是定向的，并且在基极和发射极之间是配合控制的。
Moreover, the collector of switching transistor is also connected to an output end of PG signal directly. The emitter is also connected to an input end of a control signal directly.
此外，该开关晶体管的集电极还直接连至一pg信号输出端，发射极还直接连接至一控制信号输入端。
A transistor has three electrodes, the emitter, the base and the collector.
答：emitter晶体管有三个电极，即发射极，基极和集电极。
A transistor has three electrodes, the emitter, the base and the collector.
答：emitter晶体管有三个电极，即发射极，基极和集电极。
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