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BQ25750EVM: 放电路径无法打开

Part Number: BQ25750EVM

TI工程师您好,本周收到了贵司的BQ25750EVM样板,测试中发现这个板子的充电功能正常,但是电池放电回路异常,也就是说当DC电源停止输入后,电池放电回路的两个MOS管没有得到及时的驱动电压,放电回路无法正常工作,望您在百忙中之帮忙解答下,谢谢了