你好,我现在需要一个+5V电源,现在想产品一个-5V电源,请大家给点建议
芯片要求如下:
(a)用在手持低功耗设备上,要求效率在85%以上
(b)噪声较低,不能影响和反馈回+5V电源,噪声控制在15mv以下。
(c)输出电流在20mA以上就可以。
谢谢各位大牛了。
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