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:
Sep. 05, 2017

Filed:

Apr. 14, 2016
Applicant:

Sandisk Technologies Inc., Plano, TX (US);

Inventors:

Hemant Shukla, Bangalore, IN;

Saurabh Kumar Singh, Bangalore, IN;

Assignee:

SanDisk Technologies LLC, Plano, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/00 (2006.01); G05F 1/575 (2006.01); G05F 1/56 (2006.01);
U.S. Cl.
CPC ...
G05F 1/575 (2013.01); G05F 1/562 (2013.01);
Abstract

A voltage regulator circuit is provided in which voltage overshoots are quickly dissipated using a discharge path which is connected to an output of the voltage regulator. Circuitry for controlling the discharge path is provided using internal currents of an error amplifier to provide a space-efficient and power-efficient design with a fast response. Moreover, hysteresis can be provided to avoid toggling between discharge and no discharge, and to avoid undershoot when discharging the output. A digital or analog signal is set which turns the discharge transistor on or off. A current pulldown may be arranged in the discharge path.


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