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tps61222 通过 MSP430 关闭之后 。TPS6122 的输出电压 是3.3V左右

Other Parts Discussed in Thread: TPS61222, MSP430FR5969, TPS61232, TPS63020

TI工程师们,大家好

    tps61222 通过 MSP430FR5969 来开启或关闭;MSP430FR5969给高电平时 TPS61222输出电压为5V,但是 MSP430FR5969给低电平时,TPS61222的输出电压开始慢慢下降,最后为3.3V ,为什么不是0V呢?