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REF3120替換AD5040B工作異常

Other Parts Discussed in Thread: REF3120

我司一个测量产品原来使用AD5040B做2.048V的ADC参考电压。现在因为缺货我们选用了TI的 REF3120的参考电源芯片。直接替换。好像芯片几下就坏了。

請協助!! 多謝!