The simulation results show that the amplifier of improved control circuit not only solve the question of output DC offset, but also keep the voltage gain lowered by voltage compensation technique.
仿真结果表明,改进控制电路后的系统不但解决了输出直流偏置问题,而且解决了电压补偿方法所造成的放大器增益下降问题。
One disadvantage of this method of stabilization is the additional output noise and offset voltage caused by increased amplification of input-referred voltage noise and input offset voltage.
这种稳定方法的一个不足是:输入端的有关电压噪声和失调电压增大会额外地增加输出噪声和失调电压。
Then, switch S1 to the "measure" position and adjust RT2 to null any voltage offset referred to the output voltage.
然后,转换S1到“测量”位置,并调整RT2到涉及输出电压的所有无效的电压偏置。
The technique transfers the offset voltage from the output to other parts of the differential amplifier and can greatly reduce the input-referred offset voltage without extra power consumption.
这种技术在不需要增加功耗的基础上,通过把输出端的失调电压转移到差分放大器的其他节点,从而达到减小输入参考的失调电压的目的。
Output storage method is adopted to cancel the offset voltage.
通过输出存储的方法消除比较器失调电压的影响。
To compensate for the waveform's dc-offset voltage, an amplifier buffers the 2.6V internal analog-ground reference and drives an output pin that serves as the LVDT's analog-ground return.
为补偿波形直流偏置电压,放大器对2.6V内部模拟地基准进行缓冲,并驱动用作LVDT模拟地回路的输出管脚。
To compensate for the waveform's dc-offset voltage, an amplifier buffers the 2.6V internal analog-ground reference and drives an output pin that serves as the LVDT's analog-ground return.
为补偿波形直流偏置电压,放大器对2.6V内部模拟地基准进行缓冲,并驱动用作LVDT模拟地回路的输出管脚。
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