| 摘要 |
PROBLEM TO BE SOLVED: To provide a power supply device that can generate a desired voltage from a weak voltage.SOLUTION: According to the present invention, the power supply device includes: a power generation element; a voltage conversion section for voltage-converting a generated voltage of the power generation element; a control section operating on an operating power supply that is a voltage from the voltage conversion by the voltage conversion section, to control the voltage conversion by the voltage conversion section; and a trigger power supply section for generating a trigger power supply, and at a startup, supplying the trigger power supply as the operating power supply to the control section and then stopping supplying the trigger power supply to the control section. |
