Power supply device
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United States of America Patent
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Sep 5, 2017
Issued Date -
N/A
app pub date -
Nov 29, 2016
filing date -
Nov 30, 2015
priority date (Note) -
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Abstract
A power supply device includes: a first electric power line; a second electric power line; a first boost converter; a second boost converter; a first current sensor; a second current sensor; a third current sensor; and an electronic control unit. The electronic control unit is configured to determine that a third switching element of the second boost converter has an on-failure when a battery current is a value at a time of being discharged from a battery, a first reactor current is a value at a time of passing from a side of a second positive electrode line to a side of a first center point, and a second reactor current is a value at a time of passing from a side of a second center point to a side of a second positive electrode line.
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