高PF无频闪方案，采用充电泵无源PFC实现高PFC，LLC半桥实现恒压。
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AN2101 RED2501 LED Controller IC LED Driver Design Guide Overview RED2501 based LED driver designs offer significant performance benefits over standard LED driver solutions RED2501 LED drivers use a unique single stage seriesresonant converter with a chargepump PFC circuit to give good power factor correction These drivers designs also offer a very low output current ripple flicker free that otherwise can only be achieved with a 2stage conventional design RediSems resonant conve......
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