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OPA237容易损坏

Other Parts Discussed in Thread: OPA237

产品上用了OPA237,总是出现问题,故障率也不高,但总是出现。电路原路如图所示。

故障现象是,第4脚为5V,第一脚输出为0,大家帮我分析下,什么问题?是静电吗?