Step5. 求CCM / DCM临界状态之副边峰值电流ΔISB.
ΔISB= 2IOB / (1-Dmax) = 2*2.528 / (1-0.52) = 10.533A
Step6. 计算次级电感 Ls 及原边电感 Lp.
Ls = (Vo + Vf)(1-Dmax) * Ts / ΔISB
= (19+0.6) * (1-0.52) * (1/70000) / 10.533
= 12.76 uH