本文详细论述了一款音响电源的研制，介绍了单端反激开关电源的基本原理。
The paper introduces the research of switching power supply for speak-louder. introduces the principle of the Flyback mode switching power supply.
本文讨论了单端反激式开关电源的两种工作状态：恒压输出状态和恒功率输出状态。
The paper discusses two operating modes of single-ended flyback switching power supply, constant output voltage mode and constant output power mode.
最后举例说明三路输出单端反激式开关电源的设计。
Finally, an example explains how three outputs of single—ended flyback switching power supply can be designed.
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