TLV70218使能引脚下拉100K电阻到地,但输出仍有电压1.8V输出,确认下EN引脚内部是否有上拉电阻
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TLV70218使能引脚下拉100K电阻到地,但输出仍有电压1.8V输出,确认下EN引脚内部是否有上拉电阻
Hi
没有内部上拉。
仅仅是100kohm电阻到GND, 你有没有测试EN的电压,正常来做这个时候是逻辑低的,LDO是不应该有输出。