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TLV5638M: TLV5638MJGB

Part Number: TLV5638M
Other Parts Discussed in Thread: TLV5638

TLV5638MJGB这个器件 一共装机36片

有1片,输出有问题。具体描述如下:
TLV5638,正常VREF (OUTL) 正常输出1.024V,范围1.003V到1.045V,现在有问题这片输出为0.980V

还有一片输出1.008V,虽然属于正常范围,和1.024V相差较大

其它34片输出基本在1.020V到1.025V之间

  • 您好,TLV5638上电后,有两片Vref输出误差较大是吗?还是说工作一段时间后发现输出有误差的?

    做交叉实验了吗?将有问题的芯片换到正常工作的板子上,验证下是板子的问题还是芯片的问题?

    您是在哪儿购买的?