为此本文提出了一种新型宽电压输入LLC谐振变换器，其在宽输入电压范围内仍能高效工作。
This paper proposes a novel full-bridge LLC resonant converter that is able to achieve high efficiency over a wide input voltage range.
该方案能在80 ~ 265 V宽输入电压范围内得到稳定直流电压输出，具有效率高、总谐波畸变率低、功率因数接近为1等特点。
It can achieve a fixed output of DC voltage in the universal input range of ac 80 ~ 265 V. It owns the advantages of high efficiency, low total harmonic distortion, PF near to 1.
本开关电源具有宽范围的交流输入电压。
This specification describes a full range AC input voltage switching power .
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