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ENEX202

Advanced Electronics

Syllabus

  1. Operational Amplifier Characterization (9 hours)
    1. Input offset voltage
    2. Input bias and input offset currents
    3. Output impedance
    4. Differential and common-mode input impedance
    5. DC gain, bandwidth, gain-bandwidth product
    6. Common-mode and power supply rejection ratio
    7. Higher frequency poles settling time
    8. Slew rate
    9. Noise in operational amplifier circuits
  2. Digital-to-Analog and Analog-to-Digital Conversion (7 hours)
    1. Performance parameters of DAC and ADC
    2. Binary weighted resistor DAC
    3. The R-2R ladder DAC
    4. Unipolar and bipolar D/A converters
    5. Count-up and tracking A/D's based on D/A's
    6. Successive approximation A/D converters
    7. Integrating voltage-to-time conversion A/D converters, dual and quad slope types
    8. Sigma delta A/D converters
    9. Flash A/D converters
  3. Instrumentation and Isolation Amplifiers (4 hours)
    1. One and two operational amplifier instrumentation amplifiers
    2. The three operational amplifier instrumentation amplifier
    3. Consideration of non-ideal properties
    4. Isolation amplifier principles and realization
    5. Consideration of non-ideal properties
  4. Operational Amplifier-Bipolar Transistor Logarithmic Amplifier (4 hours)
    1. The basic logarithmic amplifier
    2. Non-ideal effects
    3. Stability consideration
    4. Anti-logarithmic operations
  5. Log-Antilog Circuit Application (4 hours)
    1. Analog multiplier based on log-antilog principles
    2. The multifunction converter circuit
    3. Proportional to absolute temperature (PTAT) devices
    4. RMS to DC conversion
  6. Power Electronics (11 hours)
    1. Power diodes, power MOSFET V-I characteristics
    2. Thyristor: V-I, turn on-off mechanism, protection schemes, firing circuits, series/parallel combination, self and forced commutation
    3. Members of thyristor family: DIAC, TRIAC
    4. Controlled rectifier circuits: single phase half wave and full wave with RLE load
    5. Inverters: Fixed voltage variable frequency (half and full), variable voltage variable frequency (PWM inverters)
    6. Choppers: Principle of operation, control strategies, step up chopper, classification of chopper circuits
  7. Switched Mode Power Supplies and Drives (6 hours)
    1. Switch mode power supply
    2. Buck, boost, buck-boost regulator
    3. DC drives: classification and choice of selection
    4. Review of characteristics and operating modes of DC motors
    5. Half wave and full wave single phase converters drives
    6. Stepper motor and drives

Practicals

  1. Characteristics of Operational amplifier
  2. 4-bit D to A converter
  3. Differential and Instrumentation amplifiers
  4. Logarithmic amplifiers, multipliers, RMS to DC conversion
  5. Switched voltage regulator design
  6. Silicon-controlled-rectifier (SCR) circuit design
  7. Stepper Motor control with driver module and arduino