各脚的电压如下:
BATDRV = 12V
ACDRV = 18V
OVPSET = 1.12V
ISET = 0.32V
ACSET = 0.72V
TS = 1.92V
TTC = 1.44V
AVCC = 11.84V
VREF = 3.23V
REGN = 5.92V
CMSRC = 12V
STAT 一直交替闪烁。
现在的问题是,接上电池时,SW没有波形,电压一直为7.28V
请帮忙分析下什么原因,急!
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各脚的电压如下:
BATDRV = 12V
ACDRV = 18V
OVPSET = 1.12V
ISET = 0.32V
ACSET = 0.72V
TS = 1.92V
TTC = 1.44V
AVCC = 11.84V
VREF = 3.23V
REGN = 5.92V
CMSRC = 12V
STAT 一直交替闪烁。
现在的问题是,接上电池时,SW没有波形,电压一直为7.28V
请帮忙分析下什么原因,急!
查了没有问题的,对照了BQ24133EVM-715-15V 各节点的电压对比,基本上是一样的。不知道问题出在哪。