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Hi
如果肯定电压5V~12V输入是可以不用加的, 这里有个电压输入范围正确的判定功能:
When VBUS rises above 3.5V orfalls below 24.5V, CHRG_OK is HIGH after 50ms deglitch time. When VBUS is falls below
3.2 V or rises above 26 V, CHRG_OK is LOW.