下图是datasheet中的应用举例,TPS61081用于驱动背光LED,请问输出 10.5V/200mA是怎样设定和计算得到的呢?
在输出端空载和有加LED负载两种情况下,是否有需要注意的事项?
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Hi
LED driver, 输出电压Vout是VFB电压加上LED灯的电压(VF*LED个数)
你如果不接LED,同时FB还没有反馈电阻,电路是不会工作的