我们采用BQ24600方案给电池充电,取STAT控制LED的状态,但是在充电的过程中LED出现了闪烁的问题,仔细查看规格书发现有个BLINK(0.5Hz)这样一个状态,那么他是如何产生的呢?充电中出现这个状态很容易让人误解,又该如何避免?是否可以采用别的方式控制LED灯,使之充电中亮,充电完成熄灭。
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参考如下内容
Charge in progress ON
Charge complete (PG = LOW) OFF
Sleep mode (PG = HIGH) OFF
Charge suspend, timer fault, input overvoltage, battery absent BLINK (0.5 Hz)
所以建议你看一下是否有发生了Charge suspend, timer fault, input overvoltage, battery absent 这4种情况,逐一的排除。谢谢!