Physics, asked by banerjees792, 11 months ago

discuss how a trimmer will improve the CMRR of an IA?

Answers

Answered by shubhchaudhary72

0

Answer:

joanakkeoeka

Explanation:

lwyemepw

Answered by Anonymous

1

Answer:

CMMR = Differential mode gain / Common-mode gain.

CMRR = 20log|Ao/Ac| dB.

PSRR= 20log|ΔVDc/ΔVio| dB.

Error (RTI) = Vcm / CMRR = Vin / CMRR.

Vout = [1 + R2/R1] [ Vin + Vin/ CMRR]

Error (RTO) = [1+R2/R1] [Vin/CMRR]

ΔVout = ΔVin / CMRR (1 + R2/R1)

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