通电不接负载,BQ24600的state引脚LED一直在0.5HZ闪,VREF=3.3V,输入28V,我设置的充电电压25.9V,充电电流3A,把电池接上后,上电,芯片电光四射,芯片驱动MOS管的13引脚LODRV跟14引脚PH全都烧了,连通这俩引脚的PCB焊盘都烧没了,6节锂电池,万用表侧着有25V电压。求解
附件原理图跟PCB,器件没有布局在同一板层,难道是因为PCB线太细了,??
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