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Linearity of Burr Brown INA125

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Stanfi

Electrical
Joined
Oct 11, 2004
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71
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US
Doe anyone have any experience with a Burr Brown INA125? I am using one in a design, and I am beginning to question the linearity of the input voltage to the output? Has anyone else used this chip and found it reliable or not reliable?

Thanks
 
Linearity of an opamp isn't supposed to be a problem if the in and out signals are driven within the specs. (bandwidth, drive, and amplitude) As long as there is enough gain and that the part operates within its limits, the feedback circuitry does all the job to linearize the response.
 
Thanks,

After posting my OP, I did some bench tests. The unit did appear to be very linear at different gain settings.
 
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