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大家好：
我想设计一个单电源转双电源的电路，要求如下：
1、输入：DC 15V或24V
2、输出：+/-12V（300mA) 和 +5V(700mA)
看有没有合适的芯片推荐，谢谢！
Hi
推荐LM2587之类的回扫式稳压器：
http://www.ti.com/lit/an/slua838/slua838.pdf
可以参考这篇文档
