Chopper Op Amps—are they really noisy?

May 6, 2013

Chopper op amps offer very low offset voltage and dramatically reduce low frequency 1/f (flicker) noise. How do they do it? Here’s a quick-read on the tricks.

Click Here to read on EDN Magazine site.

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Bruce Trump over 10 years ago

He-- Op amps from TI that use the technology discussed in this blog include OPA333, OPA330, OPA378 and OPA188. These products also have dual versions that are shown on the same data sheet as the single version. -- Bruce
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Bruce Trump over 10 years ago

He-- Op amps from TI that use the technology discussed in this blog include OPA333, OPA330, OPA378 and OPA188. These products also have dual versions that are shown on the same data sheet as the single version. -- Bruce
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Chopper Op Amps—are they really noisy?