Use the following examples as guides to creating custom magnetics
Inductor Connecting windings in parallel and in series
Flyback transformer 13 Watt, 2 : 1 : 1, flyback transformer with a bias winding
Forward transformer 130 Watt, 1 : 1, two switch forward converter transformer
Half bridge forward transformer 100 Watt, 1 : 2, half bridge forward converter transformer
Gate drive transformer 1 : 1 gate drive transformer
Formulas used to calculate electrical characteristics
Connecting windings in series:
Connecting windings in parallel: