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Summary analog

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 2.⁠ ⁠Define pinch off Voltage.  3.⁠ ⁠Why is FET Voltage controlled and BJT current Controlled?  4.⁠ ⁠What are the difference between BJT and FET?  5.⁠ ⁠State Slew rate with equation.  6.⁠ ⁠Define CMRR  7.⁠ ⁠List out the ideal characteristics of OP-AMP.  ...

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  • June 6, 2024
  • 32
  • 2023/2024
  • Summary
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UNIT 2

OPERATIONAL AMPLIFIER




Ms.SBN

,OP - AMP (Operational Amplifier)
• Linear Integrated Circuits – number of electronic applications – audio and radio communicatio
electronics, instrumentation control, etc.
• Important linear IC – Op Amp.
• Operational Amplifier (Op-Amp) – multi terminal device – internally quite complex.
• Circuit symbol – Triangle – Two input terminals (-ve terminal – Inverting Input) and (+ve term
Inverting input) and one output terminal.
• Op-amp package – contain single, two or four op-amps.
• Widely used popular type – IC741 (single Op-amp).
• Five basic terminals – Two input, One output and two power supply terminals.




Ms.SBN

,Ms.SBN

, OP - AMP (Power Supply Connections)
• V+ and V- terminals – connected to two DC voltage sources (15V –
typical, supply voltage varies from ±5V to ±22V).
• Common terminal of V+ and V- is connected to ground, otherwise
twice the supply voltage will get applied and damaged the Op-amp.
OP - AMP (Manufacturers)




Ms.SBN

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