The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 02, 2026

Filed:

Aug. 01, 2024
Applicant:

Anpec Electronics Corporation, Hsinchu, TW;

Inventors:

Jyun-Heng Wu, Hsinchu City, TW;

Kun-Yi Lin, Hsinchu City, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/00 (2007.01); H02M 1/32 (2007.01);
U.S. Cl.
CPC ...
H02M 3/158 (2013.01); H02M 1/0009 (2021.05); H02M 1/0025 (2021.05); H02M 1/32 (2013.01);
Abstract

A power converter for dynamically adjusting voltage headroom based on a current is provided. The power converter includes a high-side switch, a low-side switch, a sensor circuit, a current source, a mirror circuit, a reference voltage adjusting circuit and a control circuit. The sensor circuit senses a current flowing through a power receiving component to output a sensed current to a first terminal of a first transistor of a current mirror. A first terminal of the second transistor of the current mirror is connected to the current source. The reference voltage adjusting circuit sets a reference voltage according to a current from a node between the first terminal of the second transistor and the current source. The control circuit controls the high-side switch and the low-side switch according to the reference voltage.


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