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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1012385/lm3421-what-is-the-lm3421-max-dimming-ratio
大家好、
如标题所示 、LM3421的最大调光比是多少？
B.R
Jiawei
您好！
最大调光比为100%。 如果您要求最小调光比率、则它取决于调光频率和功率级设计以及控制环路。 请阅读第8.3.12节、了解 PWM 最短导通时间。
谢谢 Tuan
