Driver circuit for controlling P-channel MOSFET, and control device comprising same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11171642
SERIAL NO

17054928

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A driver circuit for controlling a P-channel MOSFET includes a first voltage divider connected to a source terminal of the P-channel MOSFET, a first sub-transistor including a first collector terminal, a first emitter terminal and a first base terminal, the first collector terminal is connected to the first voltage divider, a second sub-transistor including a second collector terminal, a second emitter terminal and a second base terminal, the second emitter terminal is connected to a gate terminal of the P-channel MOSFET, and the second base terminal is connected to a first connection node, a third sub-transistor including a third collector terminal, a third emitter terminal and a third base terminal, the third emitter terminal is connected to the second emitter terminal, and the third collector terminal is connected to a ground, and a first resistor connected between the second collector terminal and the second emitter terminal.

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Patent Owner(s)

  • LG CHEM LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, Jun-Yeob Daejeon, KR 1 0

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