| 摘要 |
<p>The present invention relates to a power supply unit and a control method thereof. Provided are the power supply unit and a control method thereof, comprising a power supply; a capacitor which is always connected to the power supply and charged by the power supply; and a switch module which supplies power to a control power supply circuit from the power supply and the capacitor if an ON signal is input, and which stops the power supply to the control power supply circuit if an OFF signal is input.</p> |
