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:
May. 08, 2018

Filed:

Nov. 16, 2015
Applicant:

Delta Electronics, Inc., Taoyuan, TW;

Inventors:

Tie Chen, Taoyuan, TW;

Jun-Lai Huang, Taoyuan, TW;

Hui Huang, Taoyuan, TW;

Yun-Peng Dong, Taoyuan, TW;

Lei Cai, Taoyuan, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/36 (2007.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33546 (2013.01); H02M 1/36 (2013.01); H02M 3/335 (2013.01); H02M 2001/0058 (2013.01); Y02B 70/1433 (2013.01);
Abstract

An electronic apparatus includes a converting circuit and a first control circuit. The converting circuit converts an input voltage to an output voltage. The first control circuit compares a feedback signal representing the output voltage with a target voltage to generate an error voltage. When the electronic apparatus is on a starting-up status and the error voltage is not greater than a threshold voltage, the first control circuit outputs a first driving signal to drive the converting circuit according to the error voltage. When the electronic apparatus is on a starting-up status and the error voltage is greater than the threshold voltage, the first control circuit stops outputting the first driving signal. A frequency of the first driving signal is determined according to the error voltage.


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