03-04-2013 дата публикации
Номер: CN103023135A
Принадлежит:
The invention relates to a multi-level direct current transformation power supply device. The multi-level direct current transformation power supply device is characterized by comprising a super capacitor, a circuit switching unit, a multi-level voltage converter unit and a voltage monitoring unit, wherein the total output of the super capacitor is connected with the multi-level voltage converter unit through the circuit switching unit, the multi-level voltage converter unit is connected with a load, the voltage monitoring unit is connected with the output end of the super capacitor and the circuit switching unit and is used for detecting the output voltage of the super capacitor and controlling the motion of the switching unit of a control circuit. The multi-level direct current transformation power supply device provided by the invention adopts a multi-level direct current transformation device, the input voltage can be input in the rang of 50-270 V at will, the stableness and non-interval ...
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