本人想做一款调光LED驱动,打算用AC-DC和DC-DC两级做0-10V的调光驱动,输入100-240VAC,输出36V,1A,0V对应输出电流为0,10V对应输出电流100%,麻烦TI工程师能否推荐一个方案,谢谢!
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功率电路的方案你或许可以参考一下UCC28810和TPS92210
要做两级方案,前级可用UCC28810做PFC,后级用LM3409HV buck电路做恒流控制,0-10V信号可通过电阻分压加在IADJ脚上实现模拟调光。