市电220输入,要求1、输出电压12V,最大负载电流5A。2、输出电压5V,最大负载电流1A。以上需要用到那些芯片啊?要线性电源,可以设计出来吗?
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
无法使用AC 220V直接用LDO设计输出5V,可以所说方案的基础上加个LDO,AC/DC的输出5V可稍微高一些,比如5.5V,然后再加个LDO转成5V。比如:TPS7A7001