Unverified90% confidenceDecision RuleTime unknown
扩展坞的PD直通实际输出比标称瓦数低15-20W(拓展坞自身耗电),要给65W笔记本供电需选标称85W+的直通拓展坞
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Unverified扩展坞PD输入功率需比笔记本原装充电器高15-20W才能满速供电,如65W笔记本建议选PD输出≥85W的坞(扩展坞自身运行也耗电)88% similarUnverified扩展坞标称PD功率是输入功率,实际给笔记本供电要扣除坞本身及外接设备耗电,标称90W实际输出笔记本通常只有85W左右,选购时预留10-15W余量87% similarUnverified笔记本反向供电(PD输出)需求下,扩展坞需自带独立DC适配器且PD输出功率≥90W才能带动15寸独显本;60-65W仅够轻薄本,机身满负载会掉电85% similarUnverifiedPD充电直通需选支持85W以上输入的扩展坞,因扩展坞自身损耗10-15W,实际给笔记本充电只剩60-70W,16寸高性能本满负载可能仍会掉电84% similar
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