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请问,有没有一种芯片上能输出正电源和负电源?

Other Parts Discussed in Thread: TPS54060, TPS65130

看到有芯片能将正电源转换成负电源,但是这样的话好像不能保证正电源和负电源的误差以及噪音相同。

我使用正负电源给一种电流反馈运放供电,最大电压±7.5V,根据我的放大倍数,我想要±7~±7.5V的电压,请问是否有合适的芯片推荐?

最好能低纹波。

谢谢