电源设计的参考设计：以太网集线器（级别0），感兴趣的可以看看。
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Engineering Prototype Report for EP68 66 W DCDC Flyback Converter Using DPASwitch DPA423G Input 3657 VDC Output 33 V 2 A Power over Ethernet PoE Power Supply Power Integrations Applications Department EPR68 19Jul2005 11 Title Specification Application Author Document Number Date Revision Summary and Features High efficiency low parts count and low cost power supply Ideally suited for PoE VoIP standby and other distributed 48 V DCDC conversion applications Si......
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