The EL5221 is a dual, low power, high voltage rail-to-rail input-output buffer.
该EL5221是一个双通道，低功耗，高电压，轨对轨输入输出缓冲器。
Experiment result showed, the topology can make the device get to high Power Factor (PF), low Total Harmonic Distortion (THD) of input current, low ripple of output voltage, and high efficiency.
实验结果表明，应用该电路拓扑的实验装置，其功率因数较高，输入电流的总谐波畸变较低，输出电压纹波小，而且整个装置的效率也比较高。
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