... motor (lens, dowser) - voltage low” 马达（镜头、片门）电压偏低 同上 pump - voltage high” 泵电压偏高 更换风扇-马达控制板 pump - voltage too low” 泵电压过低 参见5533 ...
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In conventional CMOS charge pump circuits, the pumping high voltage is limited by MOS threshold voltage, so that it can not use less cascade stages to pull up a high voltage which we want to generate.
在传统的CMOS电荷泵电路中，电荷泵输出的电压受MOS管的阈值电压限制，所以当要求电荷泵的输出电压较高时，则不得不连很多阶来达到要求。
The paper mainly introduces the application that the high voltage inverter in the oil field pump and joint electricity effect is clear, and possesses application and dissemination value.
本文叙述了高压变频器在油田注水泵上的应用，节电效果明显，具有推广应用价值。
Because of the existing of reverse current, the output voltage of charge pump, NCP-1, which is utilizing charge transfer switches, is not as high as expected.
由于存在逆向电流，利用电流传输开关特性的改进型的电压泵(NCP - 1)的电压增益被大大减弱。
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