ELECTRONIC DEVICES AND CIRCUITS
UNIT –I
Semiconductors and PN junction Diode:
- Semi-conductor physics: n and p type semiconductors mass action law
- Fermi level in intrinsic and extrinsic semiconductors
- Open circuited p-n junction
- Energy band diagram of p-n junction diode Forward and reverse bias
- Current components in p-n junction diode
- Law of junction
- Diode equation Volt-ampere characteristics of p-n junction diode
- Temperature dependence of V-I Characteristics
- Transition and Diffusion capacitances
- Breakdown
- Mechanisms in semiconductor Diodes(Avalanche and Zener break down)
- Zener diode Characteristics.
UNIT -II
Power Amplifiers:
- Half wave rectifier
- Full wave rectifier
- Bridge Rectifier
- Harmonic components in a rectifier circuit
- Inductor filter, Capacitor filter, L-section filter, Î section filter
- Comparison of various filter circuits in terms of ripple factors
- Simple circuit of a Zener diode as a voltage regulator.
Special Diodes: Tunnel Diode, Varactor Diode, and LED Characteristics.
UNIT -III
Bipolar Junction Transistor:
- Junction Transistor
- Transistor Current Components
- Transistor Construction
- Detailed Study of currents in a transistor
- Input and output characteristics of transistor in common Base
- Properties of a transistor's input and output in common emitter and common collector setups,
- Relationship between Gamma, Beta, and Alpha Values of a typical transistor junction voltage.
Junction Field Effect Transistors (JFET): - JFET Characteristics (n and p channels),
- MOSFET characteristics (Enhancement and depletion mode),
- Introduction to SCR and UJT
UNIT –IV
Biasing and Stabilization:
- BJT biasing
- DC Equivalent Model
- Criteria for fixing operating point
- Fixed bias
- Collector to base bias
- Self-bias techniques for Stabilization
- Stabilization factors
- Compensation techniques
- Compensation against variation in VBE and ICO
- Thermal run away
- Thermal Stability
UNIT –V
Amplifiers:
- Small Signal low frequency amplifier circuits
- h-parameter representation of a transistor
- Analysis of Single Stage transistor amplifier using h-parameters: voltage gain, current gain Input and Output impedance
- Comparison of transistor configurations in terms of Ai, Ri, Av, Ro
Download Notes
Unit 1&2👉 CLICK HEREUnit 3 👉 CLICK HERE
Unit 4 👉 CLICK HERE
Unit 5 👉 CLICK HERE
Also Check Out: Previous Year Semester Papers 👉 CLICK HERE
Also, Some Other Concepts notes, EDC_MOSFET 👉 CLICK HERE
Special Thanks:
Big thanks to my friend Nikita for helping me with the EDC notes! Your contribution means a lot and has helped make this page better.
Big thanks to my friend Nikita for helping me with the EDC notes! Your contribution means a lot and has helped make this page better.
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