How to improve OP linearity ?

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op linearity

Dear all:
In OP design , how can I improve opamp linearity?

ps: OP can be any type, so don't care op type.
please focus on opamp external circuit method.

thanks.
 

Negitive feedback can improve the linearity. Pre-distotion can do the same work but has some complexity.
 

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    super

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super said:
Dear all:
In OP design , how can I improve opamp linearity?

ps: OP can be any type, so don't care op type.
please focus on opamp external circuit method.

thanks.
Click to expand...

use source negetive feedback to reduce the gain.
 

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