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TPS54331设计DC-DC电源4V转3.3V

Other Parts Discussed in Thread: TPS54331

TPS54331设计DC-DC电源,要求输入4-6V,输出3.3V,但实际当输入4.5V,输出电压就跑偏了,只有2点几伏,怎么解决,原理 图如下

x 出现错误。请重试或与管理员联系。
x 出现错误。请重试或与管理员联系。