你好，我用TPS65133电压输入是4.85V，按理说输出应该是正负5V，但是有的时候输出正确，有的时候关电重开后，+5V输出为4.0V，-5V输出是0.6V，不明白是为什么。电感采用普通的贴片绕线电感有关系吗？应用环境是给14个单运放供电。
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