It is shown that PSM converter would improve its efficiency and suppress EMI. It also has quick response speed, good interfere rejection and strong robust.

• 研究表明PSM能有效改善SPIC开关变换系统的效率和EMI特性,且具响应速度快,抗干扰能力强,鲁棒性健壮,电路易于实现等特点。