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3.3V转1.8V芯片



您好,我们之前用的TPS76801QD,该芯片的资料上显示其工作温度是-40-125摄氏度。我们做了一个实验,在室温下,该芯片发热比较大,我们想用在105摄氏度下,不知道可有替换芯片,最好是PIN对PIN替换的。谢谢,急!