Power supply device
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United States of America Patent
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Jun 15, 2021
Grant Date -
Mar 5, 2020
app pub date -
Nov 11, 2019
filing date -
Jul 12, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
In a power supply device, a first switching power supply is disposed in a first power line connecting a receiver for receiving power from an external power supply and the power storage device and converts the power received from the external power supply to supply it to the power storage device. A second switching power supply is disposed in the second power line including a first end connected the first power line at a branch point, and a second end connected to the load device, and converts the power received from the power storage device to supply it to the load device. The first noise removal filter is disposed between the branch point and the power storage device in the first power line. The second noise removal filter is disposed between the branch point and the second switching power supply in the second power line.
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