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如题,请问LM2904背面的丝印代表了什么?我们买入了2批产品,发现两批的背面丝印不同,一批为“G35”,另一批为“G28“.由于两批的参数存在一些差异。想咨询一下这个代表什么意思
恩,但看不到正面打印信息,表面不是有三行打印信息吗?像LM2904的marking就是LM2904,比如第一行应该为LM2904这种信息,拍个照片发来看看。