ELECTRONICS AND CIRCUIT THEORY
RESOURCES AVAILABLE FOR EDC :
- SYLLABUS
- TEXT BOOK - MAILMAN AND HALKIAS
- MATERIALS
- PREVIOUS PAPERS
- VIDEOS
SYLLABUS :
JUNCTION DIODE: Basic structure of a diode Depletion region and barrio potential formation conduction process – Volt – ampere characteristic --- cutin voltage – Diode resistance – Temperature dependence of VI Characteristic – Transition and diffusion capacitances – varactor diode – Volt – ampere characteristic of a Zener diode – Avalanche and Zener breakdowns.
BIPOLAR JUNCTION TRANSISTOR: Basic structure of a transistor – conduction process – Input and output characteristics of CB and CE configurations—Active, sacturation and cutoff regions – current gains—outline of biasing arrangements – The operating point of transistor and its stability – Compensation techniques for operating point stability – Analysis of solf-bias
Circuit for stability factor ‘S’ -- Self heating and thermal runaway – Thermal resistance.
FET CIRCUITS : Basic structure of a JEET – Conduction process – CS drain and pinchaff regions – Pinchoff voltage – Drain resistance and Trans conductance parameters –– On – resistance of a JFET – JFET as a voltage variable resistor -- Basic structure of a MOSFET – Drain and transfer characteristics of a DEMOSFET –– The enhancement MOSFET – Typical drain and transfer curves of an EMOSFET – Handling precautions for a MOSFET – Gate protection for a MOSFET – comparison between a FET and a BJT
RECTIFIERS AND POWER SUPPLIES: Half –wave, full-wave and bridge rectifiers – Ripple factors and efficiencies—outline of filter circuits – Analysis of full-twave rectigier with condenser filter-zener diode voltage regulator – Series Voltage regulator
THE TRANSISTOR FEEDBACK AMPLEFIERS: Classification of amplifiers—Feedback concept—Positive and regative feedbacks—Block diagram of a signal – loop feedback amplifier – Output sampling modes—Input mixing modes—Feedback topologies of an amplifier—Transfer gain of a signal – loop feed back amplifier – Advantages of negative feedback in an amplifier—Typical amplifier circuits with negative feed back
TRANSISTOR SINUSOIDAL OSCILLATORS : Classification of oscillators – Oscillator as a positive feedback amplifier – Barkhausen criterion – constituents of an oscillator – Analysis of phase – shift oscillator – Analysis of colpitt’s oscillator – analysis of wion bridge oscillator – Crystal oscillator – Frequency and amplitude stabilities.
THE TRANSISTOR AT LOW FREQUENCIES: Typical circuits for CB, CE and CC configurations – Analysis of tyransistor amplifier using hybrid parameters – Hybrid parameters from graphical characteristics. The hybrid-pi model of a CE transistor – Analysis of an RC-Coupled CE amplifier for low, mid and high frequencies – The gain and phase plots of an RC-coupled CE amplifier
RESONANCE AND THEOREMS: Series resonance—Parallel resonance – Thevenin’s theorem – Norton’s theorem – Miller’s theorem and its dual—Maximum power transfer theorem
REFERENCES:
1. Electronic Devices and Circuits, by Mailman and Halkias
2. Integrated Electronics : Analog and Digital circuits and systems, by Millman and Halkias
3. Electronic Fundamentals and Applications, by John D. Ryoler.
4. Electric Circuits, by Joseph A. Edminister, Schaum’s outline series.
5. Circuit Theory, by Umesh Sinha
DOWNLOADS :
TEXT BOOKS :
MATERIALS :
PREVIOUS PAPERS :
VIDEOS :
HOW DOES A DIODE WORK ?
TRANSISTORS , HOW DO THEY WORK ?
HOW MOSFETS AND FETS WORK ?