PRECISION OPERATIONAL AMPLIFIER Russian patent published in 2012 - IPC H03F3/45 

Abstract RU 2449466 C1

FIELD: radio engineering.

SUBSTANCE: precision operational amplifier comprises an input differential cascade, the first and second output transistors, an additional transistor, a current-stabilising dipole, an additional source of reference current, a forward-based p-n transition, a buffer amplifier.

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

3 cl, 9 dwg

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RU 2 449 466 C1

Authors

Prokopenko Nikolaj Nikolaevich

Belich Sergej Sergeevich

Serebrjakov Aleksandr Igorevich

Dates

2012-04-27Published

2011-03-28Filed