POWER CONVERTER CONTROLLER WITH FREQUENCY MONITORING
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United States of America
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Issued Date -
Mar 6, 2025
app pub date -
Aug 31, 2023
filing date -
Aug 31, 2023
priority date (Note) -
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Abstract
A circuit includes a microcontroller having a first terminal and a second terminal. The microcontroller is configured to: receive a signal associated with operation of a power converter at the first terminal; adjust a switch control signal at the second terminal responsive to the signal; measure a frequency of the switch control signal; compare the measured frequency responsive to at least one envelope of a set of envelopes to obtain monitoring results; and perform control operations responsive to the monitoring results.
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