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IC Op Amps Beats FETs on Input Current

Posted: 19 Sep 2003 ?? ?Print Version ?Bookmark and Share

Keywords:national semiconductor? 2N2920? 2N3728? LM394? FET?

This application note discusses using an IC operational amplifier instead of a FET, when an input error current in the order of 100pA over the -55C to 125C temperature range is required.

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