Power Supply Rejection Ratio in CMOS Design and Applications Formulas

Power Supply Rejection Ratio is the ratio of the change in input offset voltage with respect to the change in power supply voltage. And is denoted by P_sr. Power Supply Rejection Ratio is usually measured using the Decibel for Noise. Note that the value of Power Supply Rejection Ratio is always positive.

Formulas to find Power Supply Rejection Ratio in CMOS Design and Applications

fxPower Supply Rejection RatioGo

List of variables in CMOS Design and Applications formulas

fx Input Voltage Ripple Go

fx Output Voltage Ripple Go

FAQ

What is the Power Supply Rejection Ratio?

Power Supply Rejection Ratio is the ratio of the change in input offset voltage with respect to the change in power supply voltage. Power Supply Rejection Ratio is usually measured using the Decibel for Noise. Note that the value of Power Supply Rejection Ratio is always positive.

Can the Power Supply Rejection Ratio be negative?

No, the Power Supply Rejection Ratio, measured in Noise cannot be negative.

What unit is used to measure Power Supply Rejection Ratio?

Power Supply Rejection Ratio is usually measured using the Decibel[dB] for Noise. Neper[dB], MilliDecibel[dB] are the few other units in which Power Supply Rejection Ratio can be measured.

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