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关于BQ25505的一些问题

Other Parts Discussed in Thread: BQ25505, TLV316

1、芯片内部boost升压电路的开关频率是什么范围,负载接射频电路会有干扰吗?

2、芯片的使能引脚EN,高电平要大于 VBAT_SEC - 200mV,也就是说必须要用VBAT_SEC电源供电的运放来驱动吗,如果是请推荐一款低功耗和低价格的轨到轨运放。