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:
Jul. 10, 2018

Filed:

Apr. 20, 2017
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventor:

Jianzhang Xie, Shanghai, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/156 (2006.01); H02M 3/158 (2006.01); H02M 1/00 (2006.01); H02M 1/08 (2006.01);
U.S. Cl.
CPC ...
H02M 3/158 (2013.01); H02M 3/1588 (2013.01); H02M 1/08 (2013.01); H02M 2001/0054 (2013.01); Y02B 70/1466 (2013.01); Y02B 70/1491 (2013.01);
Abstract

A DC-to-DC converter includes an input voltage node, an inductor, and a switch coupled to the inductor and the input voltage node. More specifically, the switch has an on state and off state, wherein during the on state, current flowing through the inductor increases and the off state results in a decrease of the current flowing through the inductor via a driver coupled to the switch. The driver comprises a plurality of transistors and an adaptive voltage node, wherein a voltage level at the adaptive voltage node is to vary in accordance with the current flowing through the inductor so as to decrease a variation of the amount of time to turn off the switch.


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