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需要选型一款POE++，PD方案，至少50w，要配合DCDC降压电源，12V输出，哪款芯片可以实现
Hi
DCDC降压电源是否需要隔离？
你可以先看看POE List: https://www.ti.com.cn/zh-cn/power-management/power-over-ethernet-poe/products.html
设置大于50W即可找到合适芯片。
