Worked Examples

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Worked Examples

• Practical Op-Amp Design
• Schmitt Trigger
• Precision Rectifier

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Non-Inverting Amplifier
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Microcap Demo

• TC-OPAMP1.CIR

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Schmitt Trigger Design

• Design an inverting Schmitt trigger with the
  following specification
• Supply voltages 9V and 0V
• Saturation levels 0.5V and 8.5V
• Switching thresholds 6V and 7V

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(No Transcript)
6
Let
7

• Equivalent if
• Open-circuit voltages are the same
• Short-circuit currents are the same

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Microcap Demo

• TC-OPAMP1A.CIR

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Precision Rectifier Microcap Demo

• TC-OPAMP2.CIR

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Summary Examinable Op-Amp Stuff

• Analysis
• Amplifiers gain, cut-off frequency, in/out
  impedances, full-power bandwidth etc.
• Comparators switching level(s), effects of slew
  rate etc., oscillator circuit, applications.
• Precision Rectifier waveforms, slew rate
  limiting etc.
• Design
• Amplifiers, comparators, oscillators.