Patent 9257249 was granted and assigned to Panasonic on February, 2016 by the United States Patent and Trademark Office.
The power supply control device in accordance with the present invention includes: a power reception terminal for receiving power; a power supply terminal for supplying power; a relay configured to make and break an electrical connection between the power reception terminal and the power supply terminal; a control circuit configured to control the relay; a power supply circuit configured to supply power to the control circuit by use of power received via the power reception terminal; and a printed wiring board. The control circuit and the power supply circuit are mounted on the printed wiring board.