Linear power supply circuit

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10067520
APP PUB NO 20160299518A1
SERIAL NO

15092061

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A linear power supply circuit includes a first output transistor of a P-channel type or pnp type which is connected between an input terminal to which an input voltage is input and an output terminal from which an output voltage is output; a first differential amplifier configured to amplify a difference between the output voltage or a feedback voltage according to the output voltage and a predetermined first reference voltage and output a first amplification voltage; a second differential amplifier configured to amplify a difference between the input voltage or a first monitor voltage according to the input voltage and the output voltage or a second monitor voltage according to the output voltage and output a second amplification voltage; and a first driver configured to generate a control voltage of the first output transistor according to the first amplification voltage and the second amplification voltage.

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Patent Owner(s)

Patent OwnerAddress
ROHM CO LTDJAPAN

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Inoue, Hiroki Kyoto, JP 265 2531
Iwata, Kotaro Kyoto, JP 8 21
Jin, Zhencheng Kyoto, JP 3 30

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