It is pointed out through the analysis of calculating data that the key to improve efficiency at the same output power is to decrease the peak current and rms current of power switches or the on-resistance of MOSFET and windings.

• 通过对计算数据的分析，指出了进一步提高效率的关键在于输出相同功率时降低功率管的电流峰值和有效值，减小绕组和MOSFET的导通电阻。