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12V的电压怎么变压到5V15A电流

2025-03-31 08:44:14

推荐回答（1个）

回答1：

1、如果是在电路板中，直接用开关电源芯片转换高效率
2、转换流程：48V经开关电源芯片转成12V电压
3、再把12V电压转换成5V电压，这样两组电压就都有了
4、给你一个开关电源芯片MP1492,可以转成12V，或5V，输出电压值可调

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