通过LM3409,用PWM和模拟信号分别对LED调光时,可以控制输出的最小电流变化是多少(分辨率)?
如果想达到1/10000的电流分辨率,有推荐的方案吗?
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Hi
10,000:1 PWM Dimming Range
250:1 Analog Dimming Range