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关于LED带PWM调光的电源芯片选取

Other Parts Discussed in Thread: UCC28811

现在需求带PWM调光的LED驱动电源,输入电源电压在200VAC置240VAC之间,电源需要隔离,输出电压最大60V,脉冲式输出,输出DUTY ON时间为100US至300US可调,周期200HZ,在DUTY ON时间里输出电流恒定为8A,可有什么芯片可以实现这个功能

请专家们指教或者推荐其他方案。谢谢