Gate driver circuit for a half bridge or full bridge output driver stage and corresponding method for driving a half bridge or full bridge output driver stage

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9966944
APP PUB NO 20170257092A1
SERIAL NO

15216271

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Abstract

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A gate driver circuit for a half bridge or full bridge output driver stage having a high side branch connected to one or more high side transistors and a low side branch connected to one or more low side transistors. A high side gate driver and a low side gate driver receive input signals at a low voltage level and output signals at a high voltage level as gate driving signals for the high side transistors and low side transistors. Each of the high side and the low side branches of the gate driver includes a set-reset latch having a signal output that is fed as a gate signal to the corresponding transistor of the half bridge or full bridge driver. A differential capacitive level shifter circuit receives the input signals at a low voltage level and outputs high voltage signals to drive the set and reset inputs of the set-reset latch.

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Patent Owner(s)

Patent OwnerAddress
STMICROELECTRONICS S R LVIA C OLIVETTI 2 AGRATE BRIANZA (MB) 20864

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bottarel, Valeria Novara, IT 21 49
Rossi, Sandro Pavia, IT 38 229

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