Semiconductors

Formulas are organized based on their importance in the CAT exam.
1 Relation between α and β
2 Diode Forward Voltage Drop
3 Transistor
4 Transistor Switch Conditions
5 Basic Logic Gates
6 Derived Logic Gates
7 CE Voltage Gain (A_v)
8 Common Emitter Current Gain (β)
9 Diode Current Equation (Shockley)
10 Common Base Current Gain (α)
11 n-Type Semiconductor
12 Conductivity of Semiconductor
13 Resistivity of Semiconductor
14 p-n Junction
15 Semiconductor
16 Energy Band Theory
17 NOT Gate
18 Transistor Current Relation
19 NAND Gate
20 Energy Gap
21 Zener Diode
22 Potential Barrier
23 Charge Carrier Concentration
24 Zener Breakdown Voltage
25 Temperature Dependence of Semiconductor
26 Extrinsic Semiconductor
27 Important Semiconductor Relations
28 Zener Diode as Voltage Regulator
29 Diode Current Equation
30 OR Gate
31 Thermal Voltage
32 Doping
33 Zener Diode Breakdown Voltage
34 CE Power Gain (A_p)
35 p-Type Semiconductor
36 Classification of Materials
37 Half-Wave Rectifier
38 Transistor as Amplifier
39 Current Gain in Common Emitter Configuration
40 Depletion Region
41 Zener Regulator Series Resistor
42 NOR Gate
43 Intrinsic Semiconductor
44 Power Gain of Amplifier
45 CE Input Dynamic Resistance (r_be)
46 Mobility of Charge Carriers
47 Forward Biasing
48 Diode as Rectifier
49 Logic Gates
50 Universal Gates
51 Transistor Current Relationship
52 Current Density in Semiconductor
53 Common JEE Mistakes
54 Full-Wave Rectifier
55 Reverse Biasing
56 Current Gain in Common Base Configuration
57 De Morgan's Laws