如题,求各位大大帮帮忙,谢谢!
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您好,可以使用webench设计工具选择合适的IC
建议先用LMR14050将电压降至12V或者5V,然后在用TPS65400或者TPS65263往下转
因为直接28V往下转出四路,芯片在重载时会很烫,