A couple of transformer models to play with ...

A very simple 1:N ideal DC transformer:

A more complex model that can be extended to any number of windings with any turns ratios:

This version can be slightly simplified using behavioural current sources but this form shows better how it works.

It can also be extended to include parasitics and non-linear core modelling but without the ability to parameterise various values, it is very cumbersome to edit.

by signality
April 17, 2012

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