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BQ2947: 3节锂电池超过11.50V时,误触发保护

Part Number: BQ2947

请教一下各位专家,这是我设计的3串锂电池保护方案。

我有一个疑问,当电池电压超过11.50V时(每节电池的电压几乎相同),BQ294700的OUT引脚就会输出高电压。

我在规格书中看到,BQ294700的OVP电压是4.35V,所以,3串锂电池的OVP电压应该是13.05V。

我应该如何修改我的设计?谢谢!