Can you step down voltage using Op Amp? | Forum for Electronics
Aug 15, 2006 · Hi !!! If you want a gain <1 you have to use the opamp in the inverting configuration : Vout=-G.Vin If you want a gain >1 you connectt your input at the non inverting input of the opamp …
What is the offset in an Op-Amp? | Forum for Electronics
Jun 22, 2008 · national instrument op amp offset The offset voltage is defined as the voltage that must be applied between the input terminals of an op amp to reduce the dc voltage to zero (or mid-point). …
When does an inverting opamp circuit need resistor to ground?
Jun 13, 2011 · The resistor R was added to the standard inverting amplifier to cancel out bias currents (output offset). The compensation resistor causes a current on the positive terminal, equal and …
How does an op amp "see" the feedback voltage?
Oct 11, 2022 · Consider an inverting op amp with a feedback resistor connected to the inverting input from the output. How does the op amp "see" this feedback voltage when an input voltage is already …
Req: Using op amp for gain<1? | Forum for Electronics
Dec 2, 2002 · op amp attenuators Ignore the replies about stability issues with NI amplifiers having a gain less than one. In this case the stability will be determined by the noise gain (from non-inverting …
Resistor from Non Inverting Op Amp terminal to Ground - or not?
Dec 17, 2011 · Some designs/designers put a resistor from the Non Inverting terminal to Ground - while others don't My understanding is that this resistor can help balance the effects of bias currents on DC …
OP amp stability gain < 1 | Forum for Electronics
Aug 18, 2012 · A non-inverting unity-gain stable op amp is stable for all reasonable configurations of resistive negative feedback. Only certain forms of reactive feedback will cause such an amp to …
[SOLVED] - op-amp attenuating the signal | Forum for Electronics
Jun 30, 2014 · Hi i understand opamp for an inverting config would result in a gain in -ve with a negative output voltage and the output will be out of phase in the inverting config. While for an non-inverting …
[SOLVED] - Noninverting Opamp Configuration for Gain Less Than 1
Jul 31, 2012 · Hello everyone. The gain for a regular noninverting opamp configuration is [ 1 + ( Rf / Ri )] . This means that the output voltage will always be greater than or equal to the input voltage. But can …
NON-Inverting OPAMP (Pole zero) | Forum for Electronics
Oct 26, 2003 · non inverting op amp explained How are the poles’s and zeros calculated for a non-inverting opamp? I thought the way I was doing it below was correct but I checked my results and …