Frequency Stability of Oscillator

Frequency Stability of Oscillator: An oscillator having initially been set at a particular frequency does not maintain its initial frequency, but instead drift and wander about in frequency, sometimes uniformly…

Continue Reading Frequency Stability of Oscillator

Operational Amplifier Frequency Response Articles

Operational Amplifier Frequency Response Articles: Circuit Stability Precautions : Power Supply Decoupling – Feedback along supply lines is another source of op-amp circuit instability. This can be minimized by connecting…

Continue Reading Operational Amplifier Frequency Response Articles

Circuit Stability Precautions

Circuit Stability Precautions: Power Supply Decoupling - Feedback along supply lines is another source of op-amp circuit instability. This can be minimized by connecting 0.01 μF high-frequency capacitors from each…

Continue Reading Circuit Stability Precautions

Frequency Compensation Methods

Frequency Compensation Methods: Phase-Lag and Phase-Lead Compensation - Lag compensation and lead compensation are two Frequency Compensation Methods often employed to stabilize op-amp circuits. The phase-lag network in Fig. 15-7(a)…

Continue Reading Frequency Compensation Methods

Operational Amplifier Circuit Stability

Operational Amplifier Circuit Stability: Loop Gain and Loop Phase Shift - Consider the inverting amplifier circuit and waveforms in Fig. 15-­1(a). The signal voltage voltage (vs) is amplified by a…

Continue Reading Operational Amplifier Circuit Stability