Noise Analysis

Differential detector

Noise analysis results

Detector-referred noise spectrum

$$S_{out}=R_{a}^{2} S_{A} + R_{a}^{2} S_{B} + 8 R_{a} T k\, \mathrm{\left[\frac{V^2}{Hz}\right]}$$

Source-referred noise spectrum

$$S_{in}=0.25 S_{A} + 0.25 S_{B} + \frac{2 T k}{R_{a}}\, \mathrm{\left[\frac{A^2}{Hz}\right]}$$

Contributions of individual noise sources

Noise source: I1N
Spectral density:$S_{B}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Detector-referred:$R_{a}^{2} S_{B}$$\,\mathrm{\left[\frac{V^2}{Hz}\right]}$
Source-referred:$0.25 S_{B}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Noise source: I1P
Spectral density:$S_{A}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Detector-referred:$R_{a}^{2} S_{A}$$\,\mathrm{\left[\frac{V^2}{Hz}\right]}$
Source-referred:$0.25 S_{A}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Noise source: I_noise_R1N
Spectral density:$\frac{4 T k}{R_{a}}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Detector-referred:$4 R_{a} T k$$\,\mathrm{\left[\frac{V^2}{Hz}\right]}$
Source-referred:$\frac{T k}{R_{a}}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Noise source: I_noise_R1P
Spectral density:$\frac{4 T k}{R_{a}}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Detector-referred:$4 R_{a} T k$$\,\mathrm{\left[\frac{V^2}{Hz}\right]}$
Source-referred:$\frac{T k}{R_{a}}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Noise source: I_noise_R2
Spectral density:$\frac{4 T k}{R_{c}}$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$
Detector-referred:$0$$\,\mathrm{\left[\frac{V^2}{Hz}\right]}$
Source-referred:$0$$\,\mathrm{\left[\frac{A^2}{Hz}\right]}$

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Last project update: 2024-10-05 15:15:53