Systems and methods for DC-to-DC converter control

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United States of America Patent

PATENT NO 9106201
SERIAL NO

13167665

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Abstract

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A regulated, power supply system is described using multiphase DC-DC converters with dynamic fast-turnon, slow-turnoff phase shedding, early phase turn-on, and both load-voltage and drive-transistor feedback to pulsewidth modulators to provide fast response to load transients. In an embodiment, a system master can automatically determine whether all, or only some, slave phase units are fully populated. The programmable system includes fault detection with current and voltage sensing, telemetry capability, and automatic shutdown capability. In an embodiment, these are buck-type converters with or without coupled inductors, however some of the embodiments illustrated include boost configurations.

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Patent Owner(s)

Patent OwnerAddress
VOLTERRA SEMICONDUCTOR LLC160 RIO ROBLES SAN JOSE CA 95134

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Burstein, Andrew Fremont, US 13 181
Chakraborty, Sombuddha Redwood City, US 32 194
Garcea, Giovanni Palo Alto, US 16 251
Jergovic, Ilija Palo Alto, US 45 1130
McJimsey, Michael D Danville, US 26 1093
Pizzutelli, Andrea San Mateo, US 10 147
Stratakos, Anthony J St. Helena, US 40 1421
Xiong, Yali San Jose, US 10 49

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