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IMO the two biggest issues with inductors are:

  1. Inductance creates a lag during operation because it takes really long time to establish some current value in inductor
  2. Inductors are used to be big. Compared to the sizes of all other devices in ICs (e.g. transistors) it is really HUGE. Making small inductor with desired characteristics is very expensive, so designers try to avoid using them.

Therefore it is unlikely that you would ever see devices that incorporate inductors in the modern microsystems. Engineers have developed enormous number of methods to avoid using them. For example, instead of traditional Transformers, they can use buck or boost PWM converters.

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Related Questions

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Where was the first integrated circuits used?

In America


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