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:
Mar. 15, 2016

Filed:

Sep. 23, 2011
Applicants:

Michael Zhang, Mountain View, CA (US);

Yury Gaknoki, San Jose, CA (US);

Mingming Mao, Saratoga, CA (US);

Inventors:

Michael Zhang, Mountain View, CA (US);

Yury Gaknoki, San Jose, CA (US);

Mingming Mao, Saratoga, CA (US);

Assignee:

Power Integrations, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33507 (2013.01);
Abstract

Methods and apparatuses are disclosed for generating an adjustable bias current. The value of the adjustable bias current may be determined based in part on an error signal representative of a difference between an actual output value and a desired output value of a power converter. When the error signal is below a lower threshold voltage, the adjustable bias current may be set to a first value. When the error signal is above an upper threshold voltage, the adjustable bias current may be set to a second, higher value. When the error signal is between the lower threshold voltage and the upper threshold voltage, the adjustable bias current may change linearly with the error signal.


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