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TPS65251长时间运行后其中一路电压输出不正常,波形出现抖动很厉害。

Other Parts Discussed in Thread: TPS65251

TPS65251连续运行大约9个小时后,EVM_3V3的电压被拉到了3.1V并且一直处于波动状态。实际需要的电流只有830mA, 不存在过载,电路设计图见附件,及每路的波形见附件。

TPS65251RHAR问题.docx