- Patent Title: Managing linear regulator transient voltages upon sleep transitions
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Application No.: US16206990Application Date: 2018-11-30
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Publication No.: US10579083B1Publication Date: 2020-03-03
- Inventor: Kishan Reddy Gonapati , Aswani Aditya Kumar Tadinada , Manoja Dangeti
- Applicant: Synaptics Incorporated
- Applicant Address: US CA San Jose
- Assignee: SYNAPTICS INCORPORATED
- Current Assignee: SYNAPTICS INCORPORATED
- Current Assignee Address: US CA San Jose
- Agency: Paradice & Li LLP
- Priority: IN201841034921 20180917
- Main IPC: G05F1/575
- IPC: G05F1/575

Abstract:
An electronic system having a linear voltage regulator and method of operating the linear voltage regulator. A linear voltage regulator of an electronic system has at least three ballast devices. The method of operating includes producing a voltage at an output terminal that is electrically coupled to a node of a first one of the three or more ballast devices; receiving a power mode indication; activating a first additional ballast device of the linear voltage regulator to add first additional capacitance to a load corresponding to the power mode; generating one or more successively delayed ballast control signals based at least in part on the power mode indication; and activating, using the successively delayed ballast control signals, second additional ballast devices of the linear voltage regulator to add second capacitances to the load of the linear voltage regulator.
Public/Granted literature
- US20200089264A1 MANAGING LINEAR REGULATOR TRANSIENT VOLTAGES UPON SLEEP TRANSITIONS Public/Granted day:2020-03-19
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