What is 1/f noise (flicker noise)?
Noise that grows larger at lower frequencies. In MOSFETs it comes from traps at the gate-oxide interface capturing and releasing carriers, and it matters in low-frequency analog circuits.
1/f noise (flicker noise) in the explanations
1/f noise has a power spectral density inversely proportional to frequency, so it grows at low frequencies.
Which noise, particularly noticeable in MOSFETs, grows larg…
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Related terms
Thermal noise (Johnson noise) Bandgap voltage reference CMRR (common-mode rejection ratio) Comparator Cutoff frequency Differential amplifier Gain-bandwidth product (GBW) Instrumentation amplifier LDO Negative feedback