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…

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Operational Amplifier Frequency Response Articles

Operational Amplifier Frequency Response Articles: 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…

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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…

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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)…

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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…

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