ENERGY SUPPLY DEVICE WITH SAFETY-RELATED SHUT-DOWN FACILITY AND METHOD OF SWITCHING OFF THE DEVICE
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United States of America Patent
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Issued Date -
Aug 31, 2023
app pub date -
Apr 21, 2021
filing date -
Apr 22, 2020
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Abstract
An energy supply device includes: a transformer with a first winding; a power switching device; a feedback device; and a voltage supply device for providing supply voltage for the feedback device. The power switching device is coupled to the first winding and connects through periodically by a control signal generated by the feedback device. The feedback device includes a first switching element for interrupting the control signal when a shut-down signal occurs.
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