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Analog Electronics-I IPU EEE notes and question paper free download - Dipesh S - 05-04-2017
QUESTION PAPERS:-
SYLLABUS:-
UNIT – I
Review of diode and BJT, Bias stabilization: Need for stabilization, fixed Bias, emitter bias, self-bias, bias stability with respect to variations in Ico, VBE & β, Stabilization factors, thermal stability. Bias compensation techniques.
Small signal amplifiers: CB, CE, CC configurations, hybrid model for transistor at low frequencies, RC coupled amplifiers, mid band model, gain & impedance, comparisons of different configurations, Emitter follower, Darlington pair(derive voltage gain, current gain, input and output impedance). Hybrid-model at high frequencies (π model).
UNIT – II
Multistage Amplifiers: Cascade and cascode amplifiers, Calculations of gain, impedance and bandwidth. Design of multistage amplifiers.
Feedback Amplifiers: Feedback concept, Classification of Feedback amplifiers, Properties of negative Feedback amplifiers, Impedance considerations in different configurations. Analysis of feedback Amplifiers.
UNIT – III
Field Effect Transistor: Introduction, Classification, FET characteristics, Operating point, Biasing, FET small signal Model, enhancement & Depletion type MOSFETS, MESFET, FET Amplifier configurations (CD,CG and CS).
Introduction to UJT, SCR, Triac and Diac (working, construction, characteristics and application),UJT relaxation oscillator.
UNIT – IV
Power Amplifiers: Power dissipations in transistors, Amplifiers Classification, (Class-A, Class-B, Class-C, Class-AB) Efficiency analysis, Push-pull and complementary Push-pull amplifiers,cross over distortion and harmonic distortion in push pull amplifier. Tuned amplifiers(single,double & stagger tuned amplifier).