POWER CONVERSION DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
May 16, 2024
app pub date -
Mar 3, 2022
filing date -
Mar 25, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A power conversion device converts AC voltage into DC voltage. The power conversion device includes a transformer, a first capacitor, a primary circuit, a rectifying-smoothing circuit, and a controller. The primary circuit includes a bridge circuit having two arm switching elements, and is connected to a primary winding of the transformer via the first capacitor. The rectifying-smoothing circuit includes a secondary diode and an output capacitor. The primary circuit includes a buffer circuit having a buffer capacitor and a buffer switching element. The controller controls switching of switching elements.
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