Other Parts Discussed in Thread: BQ76200, BQ76930
我们用BQ78350、BQ76930和BQ76200三款芯片做了一款7串锂电池保护板。但是发现该静态自耗电很大,在0.4mA左右。电池容量放光后,存放一个月左右进入了Shutdown(电压低于1.75V)模式,导致电池无法使用,需拆壳,激活保护板才能充电。
保护板外围电路为官方推荐电路,无异常耗电。
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您好,芯片耗电是几 uA
如何配置来降低保护板功耗,已经在E2E英文论坛发帖,请继续关注。
e2e.ti.com/.../bq78350-bq78350-how-to-configure-parameters-to-reduce-power-consumption