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关于BQ25619供电问题

Other Parts Discussed in Thread: BQ25619EVM, BQ25619

 我们手头有1个BQ25619EVM板,当VBUS不接的情况下,给BAT端供电,PMID端是有输出的,但是因为板子上有个PMOS,REGN为低电平,PMOS无法导通。请问BQ25619在只连接电池的情况下,PMID无法输出?BOOST也只有在VBUS接外部输入的时候才能有5V输出吧?