我想问问TI有没有并行的数字可编程恒流源啊?我看到的LED驱动器里面,都是PWM波串行控制的,有没有并行信号控制的啊?
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HI
没有的。
你提到的是LED驱动是横流设计,即恒定LED电流。
你要的恒定电流大小范围是多少?