能测试各种LED发光矩阵每个发光元的发光强度,正向压降和反向电流。
It can be used to measure the luminous intensity, forward voltage, reverse current of each luminous dot in all kinds of LED luminous dot matrix.
结果表明,晶闸管正向压降随温度升高而降低,从而引起变流装置的均流系数随温度升高而升高。
The results show that the forward conduction voltage drop reduces while the temperature increases and the current balance coefficients of converter in creases with temperature rising.
温度越高,发射结正向压降v _ (BE)变化相同数值所对应的输入电流i_f的变化越小。
The temperature is higher, the change of input current I_F according to the same change in value of the base-emitter voltage V_ (BE) is smaller.
运用平均开关建模法,建立非理想PWM开关的非线性大信号平均模型,包含全部寄生电阻和二极管的正向压降。
Using the averaged switch modeling approach, a non-linear large-signal averaged model of non-ideal PWM switch is derived, taking into account all parasitic resistances and threshold voltage of diode.
本文报道了空间太阳电池方阵中使用的整体二极管太阳电池,其二极管的正向压降与面积有关,并可由半经验公式表示。
In this paper, integral diode solar cell array for space use are presented. The forward voltage drop of the diode is related to its area and the rule of thumb equations are - given.
本文对大功率可控硅的阻断电压问题、正向压降问题、光刻掩模板的设计问题、控制极特性问题以及动特性问题进行了分析。
This paper analyses the blocking voltage, forward voltage drop, photoresist mask design and gate-triggering and dynamic characteristics of high-power thyristors.
本文对大功率可控硅的阻断电压问题、正向压降问题、光刻掩模板的设计问题、控制极特性问题以及动特性问题进行了分析。
This paper analyses the blocking voltage, forward voltage drop, photoresist mask design and gate-triggering and dynamic characteristics of high-power thyristors.
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