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Problem with Twin builder : amplification of a voltage

    • mohammedlaminemekhalfia
      Subscriber

      Dear Ansys users

      Hope this post find you well, and I thank you all in advance for your reaction.

      I used simplorer to buid the following circuit, where the voltage input is as it shown in red curve ( Vop and Vom are the positive and negative pin for the input) , Vbp and Vbm are also the positive and the negative pins of power supply DC 5+ Volts.

      Measuring Vpp to ground  shoud give -10 to 10 V .... yet this is noot working.

      What I think is the problem is that my input voltage offset is not zero and I tried to make it a zero without success and it change the value each time I run the simulation, and I found that in the amplifier parameters there is a (Input offset) line and I should enter the value so the voltage is to be amplified correctly which is not possible in my case as the offset change the value each time I run the simulation and there is no way to predict the value.

      Can anyone identify  where I am mistaken? any suggestions are of a great apreciation.

    • HDLI
      Ansys Employee

      Please check https://innovationspace.ansys.com/forum/forums/topic/how-to-use-simplorer-problem-with-voltage-amplifier/

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