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Gain and linearity testing for precision op amps

Posted: 30 Oct 2008  Print Version  Bookmark and Share Subscribe

Keywords: op amps  linearity testing  unity-gain inverter 

[Summary of tips] Many op amps are very linear—as a unity-gain inverter, they often have linearity in the range of 5 to 1 to 0.5 ppm. However, testing for gain linearity is not a standard or well-known test. Test procedures will be shown in this application note from National Semiconductor, to permit any user to resolve the non-linearity e......
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