Nowadays Switching Mode Power Supply (SMPS) play an important role in the domain of Power Electronics.It is used in many applications with the rapid development of modern Power Electronics.

• 开关电源技术是电力电子技术的重要组成部分，随着现代电力电子技术的迅速发展，开关电源技术也在众多的领域中得到了应用。