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现需要一款Low Noise Switching Regulator，稳定输出1.1v，急！！！
亲；如果输入电压下于5V，推荐TPS62561。开关噪音及纹波见数据表图8，远小于亲的要求。这是数据表链接：http://www.ti.com.cn/cn/lit/ds/symlink/tps62561.pdf
·Hi
或者你需要说明一下输入电压范围？ 输出精度要求比较高的话，或许需要选择LDO.
