使用TPS74401 想要将3.5V 电压 降到3.3V 电压,BIAS 与 VIN 连接到一起,电阻配置正确,最后实测输出电压为 2.7V。检查了一遍datasheet,其中关于VDO的电压说明找到了原因。我的问题是 我需求就是3.5V 降到3.3V 该如何设计电路才能实现最终的 低压差降压效果?
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