| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a DC power supply equipped with an insulated DC-DC converter and a plurality of batteries, capable of suppressing power loss in the insulated DC-DC converter. <P>SOLUTION: This power supply 10 is composed of: a pair of terminals 10a, 10b outputting electric power; a fuel battery 11 and a secondary battery 12 connected to the pair of terminals 10a, 10b in parallel; and the insulated DC-DC converter 13 connected with either of the fuel battery 11 or the secondary battery 12 in series. <P>COPYRIGHT: (C)2007,JPO&INPIT |
