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(19)

(11)

2 450 424

(13)

(51)

IPC

H03F3/34(2006-01-01)

H03F3/45(2006-01-01)

(21) (22)

Application

2011110175/08, 2011-03-17

(24)

Start date

2011-03-17

(22)

Actual filing date

2011-03-17

(45)

Published

2012-05-10

(72)

Inventor

Prokopenko Nikolaj NikolaevichBelich Sergej SergeevichBudjakov Petr 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 H03F3/45

Abstract RU 2450424 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, a complementary buffer amplifier, the first and second output transistors of n-p-n type, the first and second output transistors of p-n-p type.

EFFECT: reduced absolute value of zero shift voltage and its temperature and radiation drift.

2 cl, 8 dwg

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RU 2 450 424 C1

Authors

Prokopenko Nikolaj Nikolaevich

Belich Sergej Sergeevich

Budjakov Petr Sergeevich

Dates

2012-05-10—Published

2011-03-17—Filed