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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/583291/lp2989-large-current-draw-and-an-incorrect-output
您好，
我正在使用LP2989 LDO与UCF进行设计项目。 我已将芯片连接到中断板，并形成了数据表中所示的示例电路。 当我使用专用电源为电路供电时，电源会自动将输入电压从3.7V降至0.5V，并开始提供1.5A电源。 芯片上的负载仅为750ohm电阻器，不应消耗此类电流。
如有任何援助，将不胜感激。
谢谢！
Trent Coleman
