Discrete power

The utility model discloses a discrete power, include: a plurality of input, output and a plurality of gating switch that set up according to priority, wherein, it is a plurality of the input respectively with the output is connected, priority is high the input passes through gating switch connects in priority lowly the input with on the rudimentary circuit between the output, it is a plurality ofwhen passing through the input to during output provide voltage, gating switch disconnection priority is low the input with between the output rudimentary circuit, according to the utility model provides a technical scheme can be under the condition of not using control chip, realizes the priority selection of power, has saved the cost. 本实用新型公开了种分立式电源，包括：多个按照优先级设置的输入端、输出端以及多个选通开关；其中，多个所述输入端分别与所述输出端连接；优先级高的所述输入端通过所述选通开关连接在优先级低的所述输入端与所述输出端之间的低级线路上；当通过多个所述输入端向所述输出端提供电压时，所述选通开关断开优先级低的所述输入端与所述输出端之间的所述低级线路；根据本实用新型提供的技术方案，能够在不使用控制芯片的情况下，实现电源的优先选择，节省了成本。