- Run LTspice
- Open Help (press F1, or go to Help > Help)
- Open the Contents
- Go to F.A.Q. > Simulating Transformers
To simulate any transformers in SPICE or LTspice using this linear transformer model, you need to know the primary and secondary inductances.? Well, you need to know at least one of them, and then you can calculate the other if you know the turns-ratio = voltage step-up or step-down ratio.
Andy