Page 25 - Demo PravySoft Ezine

NET ELECTRONICS MODULE I

List of Figures

Figure 1. 1: The DOS space and solution in k space .......................... 9
Figure 1. 2: Band diagram of Insulator, Semiconductor and
Conductor ....................................................................................... 21

Figure 1. 3: Intrinsic semiconductor at 0K and room temperature. 26
Figure 1. 4: N-type semiconductor .................................................. 33
Figure 1. 5: P-type semiconductor .................................................. 34

Figure 1. 6: Schematic representation of a P-N junction; ............... 54
Figure 1. 7: PN junction (a) when just formed (b) After junction is
formed ............................................................................................ 55
PravySoft Ezine demo
PravySoft Ezine demo
Figure 1. 8: PN junction (a) Schematic symbol (b) Real component
appearance (c) Equivalent circuit ................................................... 59
Figure 1. 9: P-N junction in forward bias ........................................ 61
Figure 1. 10: P-N junction in reverse bias ....................................... 65

Figure 1. 11: Circuit of a P-N junction in forward bias .................... 71
Figure 1. 12: IV characteristics of a P-N junction diode .................. 72
Figure 1. 13: Circuit of a P-N junction in reverse bias ..................... 73
Figure 1. 14: Static resistance from IV characteristics .................... 76

Figure 1. 15: Dynamic resistance from IV characteristics ............... 78
Figure 1. 16: I-V characteristics of an ideal PN junction ................. 81
Figure 1. 17: Circuit symbols and picture of a typical Zener diode . 95