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请教12V输入,正负5V输出电源方案

Other Parts Discussed in Thread: TPS54360, TPS54160, LM2587

手头有个项目,要求输入电压12V,输出负12V和正负5V,其中,正负5V是给运放和比较器等供电,要求输出正负5V纹波小,功率大(1A左右),布板尺寸尽可能小。

请各位大虾给个合适的电源方案或芯片推荐,谢谢!