Semiconductor integrated circuit for power supply, and power supply system
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United States of America Patent
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Sep 17, 2024
Grant Date -
Mar 9, 2023
app pub date -
Dec 11, 2020
filing date -
Feb 20, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A semiconductor integrated circuit for power supply forming a power supply device generates an output voltage from an input voltage. The semiconductor integrated circuit includes a plurality of external terminals including a target external terminal; a target transistor disposed between the target external terminal and a reference conductive part having a predetermined reference potential; an output voltage monitoring circuit arranged to turn on or off the target transistor in accordance with the output voltage; and a constant current circuit arranged to supply a constant current to a point of the reference potential via the target external terminal.
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