Course contents:

1. Course introduction (PDF)

2. Silicon atom: bond and band model (PDF)

3. Intrinsic semiconductor, Thermal equiibrium (PDF)

4. Fermi-Dirac distribution (PDF)

5. Electron concentration in conduction band (PDF) 

6. Hole concentration in valence band (PDF) 

7. Intrinsic carrier concentration, Fermi level (PDF) 

8. n-type and p-type semiconductors (PDF) 

9. Law of mass action (PDF) 

10. Non-degenerate semiconductors, Charge neutrality (PDF)  

11. Drift current (PDF)  

12. Diffusion current (PDF) 

13. Fermi energy level (PDF) 

14. Non-uniform doping and Einstein relation (PDF)

15. Example problems: Tutorial session (PDF)

16. Carrier Generation and Recombination (PDF)

17. Hall effect and its applications (PDF)

18. Continuity equation, 

Direct & Indirect BandGap semiconductors (PDF)

19. Example problems: Tutorial session (PDF)

Assignment-1 (PDF)

Assessment exam-1 (Question) (Solution)

20. PN Junction: Energy-band diagram and Vbi (zero bias) (PDF)

21. PN Junction: Electric field (zero bias) (PDF)

22. PN Junction: Vx and depletion region width (zero bias) (PDF)

23. PN Junction: Energy-band diagram (reverse bias) (PDF)

24. PN Junction: Emax, Cj, & One-sided junctions (reverse bias) (PDF)

25. PN Junction: Reverse bias junction breakdown and Linearly graded junctions (PDF)

26. PN Junction: Forward bias minority carrier concentration (PDF)

27. PN Junction: Forward bias I-V characteristics (PDF)

28. Diode circuits: Voltage clipping/clamping circuits (PDF) 

29. Diode circuits: Halfwave rectifier (1) (PDF)  

30. Diode circuits: Halfwave rectifier (2) (PDF)

31. Diode circuits: Fullwave rectifier, Voltage regulation (PDF) 

32. Diode circuits: Voltage controlled capacitor and BPF (PDF)  

33. Diode circuits: Voltage doubler (PDF) 

PN Junction and Circuits: Practice problems (PDF)

Assessment exam-2 (PDF)

34. Voltage amplifier properties (PDF)  

35. BJT: PNP zero bias condition (PDF)  

36. BJT: NPN zero bias condition (PDF)  

37. BJT: Regions of operation (PDF) 

38. BJT: I-V characteristics and small signal parameters (PDF)  

39. BJT: Hybrid PI model (PDF) 

40. BJT: Current Gain (PDF) 

41. BJT circuits: Common Emitter (CE) amplifier (PDF) 

42. BJT circuits: CE amplifier with simple biasing (PDF) 

43. BJT circuits: CE amplifier with voltage divider biasing (PDF) 

44. BJT circuits: CE amplifier with emitter degeneration (PDF) 

45. BJT circuits: Common Base (CB) and Common Collector (CC) amplifier (PDF)  

Assignment-2