使用直插式OPA547,单电源12V供电,输出模拟电压为3V至9V。驱动比例阀需要电流0.3mA,环境温度约65度,无散热片。但是工作一段时间后OPA547容易损坏,请问是什么原因?
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使用直插式OPA547,单电源12V供电,输出模拟电压为3V至9V。驱动比例阀需要电流0.3mA,环境温度约65度,无散热片。但是工作一段时间后OPA547容易损坏,请问是什么原因?