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tps65130带负载时输出变低

Other Parts Discussed in Thread: TPS65130

又遇到了新的问题。。。

3.7V转±7V。

板子空载时输出正常,带负载时正端输出降低到6.5V(67mA),负端输出降低到5.8V(50mA)。但是我之前也用tps65130转±7V,那块板子完全正常,但是用的电感体积太大。这次换了个电感(额定电流1.43A,之前用的那个电感额定电流是10A),然后layout也有一些变化。

所以换电感会导致带负载能力下降吗?还是我的layout有问题(如果有请指出)?