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2 455 757

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(51)

IPC

H03F3/34(2006-01-01)

(21) (22)

Application

2011109265/08, 2011-03-11

(24)

Start date

2011-03-11

(22)

Actual filing date

2011-03-11

(45)

Published

2012-07-10

(72)

Inventor

Prokopenko Nikolaj NikolaevichSerebrjakov Aleksandr IgorevichBelich Sergej Sergeevich

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Universitet Ehkonomiki I Servisa" Vpo

PRECISION OPERATIONAL AMPLIFIER Russian patent published in 2012 - IPC H03F3/34

Abstract RU 2455757 C1

FIELD: radio engineering.

SUBSTANCE: precision operational amplifier comprises an input complementary differential cascade on n-p-n and p-n-p transistors, the first and second current mirrors, buffer amplifier, the first and second output transistors of n-p-n type, and the first and second output transistors of p-n-p type.

EFFECT: decreasing absolute UCM value and its temperature and radiation drift.

3 cl, 12 dwg

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RU 2 455 757 C1

Authors

Prokopenko Nikolaj Nikolaevich

Serebrjakov Aleksandr Igorevich

Belich Sergej Sergeevich

Dates

2012-07-10—Published

2011-03-11—Filed