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TPS65131应用问题

Other Parts Discussed in Thread: TPS65131, LM2586, LM2587, TPS54160

由于网页发贴不支持上传多个图片和修改贴子,只好把图合并后再发一次。

您好!我用TPS65131设计一个5V转正负15V的电路,电路原理及PCB都参考设计资料的来做(如图),但是出来的结果还是空载时正负15V都正常,带负载(100欧电阻)时电压绝对值都被拉到10V以下,-15V变为波动的-2V。

组合 1.pdf