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TPS65131-Q1: 样品间上电波形差异

Part Number: TPS65131-Q1
Other Parts Discussed in Thread: TPS65131

您好,产品使用TPS65131生成±6V的VSP、VSN信号。

我在测量产品上电时序时发现同批样品中,样品与样品的VSN上电波形存在差异,如下图:某些样品由0直接到-6V,某些样品在降压过程中存在台阶。

按道理样品间的差异不会影响到上电时序或波形,您是否有相关经验可以解释这点?

谢谢~