I0= 8fsVsCr (1)
The reflected secondary average current can be found from
I = {C (dV/dt)} / n,
where n is the turns ratio, C is the load capacitance, V is the
charging voltage, and t is the charging time. The value of Cr is
calculated from Equation (1) and Lr is calculated from
f0 =(1/2)π (LrCr)1/2,