© Electronics ECE 1312  Nor Farahidah Za’bah  Room number : E  Phone number :  address :    Website:

© Electronics ECE 1312

© Electronics ECE 1312

© Electronics ECE 1312  Be punctual!  Silent your handphone while in class  Wear proper attire as to the University’s dress code  Attendance is COMPULSORY

© Electronics ECE 1312 Method% Mid-term Test 25 Final Examination 50 Quizzes and Assignments 25

© Electronics ECE 1312 WeeksTopicsLearning Hours Task/Reading 1Introduction to Electronics: Brief History, Signals, Frequency Spectrum of Signals, Analog and Digital Signals, Amplifiers Chapter 1 2,3Semiconductor Materials and Diodes: Semiconductor Materials and Properties, The PN Junction, Diode Circuits: DC Analysis and Models, Diode Circuits: AC Equivalent Circuit, Other Diode Types. Chapter 2 4,5Diode Circuits: Rectifier Circuits, Zener Diode Circuits, Clipper and Clamper Circuits, Multiple-Diode Circuits. Chapter 3

© Electronics ECE 1312 WeeksTopicsLearning Hours Task/Readin g 6,7The Bipolar Junction Transistor: Transistor Structures, Current-Voltage Characteristics, Load Line and Modes of Operation, Voltage Transfer Characteristics, Basic Transistor Applications, Bipolar Transistor Biasing Chapter 4 8,9Basic BJT Amplifiers: Small-Signal Operation and Models, Single-Stage BJT Amplifiers: Common Emitter Amplifier, Common Collector Amplifier, Common-Base Amplifier Chapter 5

© Electronics ECE 1312 Weeks Topics Learning Hours Task/Rea ding 10,11 The Field Effect Transistor: Device Structure, Current- Voltage Characteristics, MOSFET Circuits at DC, DC Circuit Analyses of MOSFET, n-channel Enhancement for MOSFET as Load Device, Constant Current Biasing, Basic Applications of MOSFET. Chapter 6 12 Basic FET Amplifiers: Basics of FET Modeling, Common-Source Amplifier, Common Drain Amplifier, Common-Gate Amplifier Chapter 7 13, 14 Ideal Operational Amplifier and Op-Amp Circuits: Ideal Op-Amp, Inverting Amplifier, Summing Amplifier, Non-inverting Amplifier, Op- Amp Applications Chapter 8

© Electronics ECE 1312 Text Book Motakabber, S. M. A, Ibrahimy, M. I., Nordin, Anis, (2012), Fundamentals of Microelectronic Circuits, Pearson. Recommended references supporting the course Neamen D.A., (2007), Microelectronics Circuit Analysis and Design, McGraw Hill. Sedra S.A., (2009), Microelectronic Circuits, Oxford

© Electronics ECE 1312 Bloom’s Taxonomy

© Electronics ECE 1312 Bloom’s Taxonomy

© Electronics ECE 1312  State two (2) differences between MOSFET and BJT – LEVEL 1  Explain how depletion region is created in a pn junction? – LEVEL 2  Calculate the bandgap energy of the germanium – LEVEL 3

© Electronics ECE 1312  Sketch the output voltage, V O if the input signal, V i is a 12 V peak-to-peak square wave – LEVEL 3  Analyze the circuit below to calculate the base, collector and emitter currents – LEVEL 4

© Electronics ECE 1312  Compare the two characteristics for a conventional pn-junction diode and a Zener diode – LEVEL 4/5  Evaluate the circuit below to determine whether the BJT is in cut-off, active or saturation mode – LEVEL 5

© Electronics ECE 1312  Design an n-channel MOSFET circuit is as shown in the figure - LEVEL 6 NOTE: A DESIGN question generally means that you are required to calculate the values of the resistors.

© Electronics ECE 1312  Design a full-wave center-tapping rectifier circuit for a desired peak output current by determining the transformer turns ratio – LEVEL 6

© Electronics ECE 1312 Fill up the following blanks: The unit of EMF of a battery is and 1 mV = Volt The unit of power is and the unit of energy is The unit of capacitance is Volt WattJoule Farad

© Electronics ECE 1312 VAVA VBVB What is V A – V B ? What about V B – V A ? What is the value of V B if V A = 10 V ? Node Voltages 4 V - 4 V 6 V

© Electronics ECE 1312 = 4/2 = 2 A Branch Current Equation A B I 22 Branch Current Equation is based on Ohm’s Law (V A – V B ) / 2 = I C D 22 I (V D – V C ) / 2 = I

© Electronics ECE 1312 Kirchhoff Current Law Kirchhoff Voltage Law

© Electronics ECE 1312 What will be the polarity of the voltage across the resistor if the current direction is as follows: I + - VRVR

© Electronics ECE 1312 I 5 I + 10 I I – 45 = I – 45 = 0 I = 2 mA

© Electronics ECE  44 Which branch has the bigger current? If the voltage across the 10  is 5V, what is the voltage across the 4  ? What is the total resistance? The 4  branch 5 V 2.86 

© Electronics ECE 1312  V TH and R TH  V TH = open circuit voltage at the output terminal  R TH = equivalent resistance when the voltage/current source is turned off V TH = voltage across 4 k  = 12 V R TH = 12 k  in parallel with 4 k  = 3 k  12 V 3 k 