| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a power control device that has a compactly and inexpensively simplified circuit configuration. <P>SOLUTION: The power control device includes: a power conversion section 100 for generating a first DC supply voltage from an AC power supply 1; a DC voltage conversion section 200 for generating a second DC supply voltage of a constant low voltage lower than the first DC supply voltage from the first DC supply voltage; a voltage control section 300 for setting a voltage value of the first DC supply voltage, and performing output voltage stabilization control on the power conversion section 100 such that the first DC supply voltage becomes the voltage value thus set; and a main control section 400 supplied with the second DC supply voltage, and for setting an operation mode of an apparatus according to information from other component sections of the apparatus and controlling the voltage control section 300 in accordance with the operation mode and a load condition based on the operation mode. <P>COPYRIGHT: (C)2012,JPO&INPIT |
