Semiconductor amplifiers

1.1 The principle of the transistor
1.1.1 Types of transistors
1.1.2 The physical principle
1.1.3 Transistor's voltages and currents
1.1.4 The active region
1.1.5 The saturation region
1.1.6 Temperature behaviour


1.2 Electrical characteristics
1.2.1 The output characteristic
1.2.2 The input characteristic
1.2.3 The control characteristic
1.2.4 Summary

2.1 Basic elements of a transistor amplifier Stage
2.1.1 The collector resistor
2.1.2 The working point
2.1.3 Setting the working point
2.1.4 Stabilizing the working point
2.1.5 Decoupling of the emitter resistor
2.1.6 Design of an amplifier stage


2.2 Characteristics of a transistor amplifier stage
2.2.1 The A.C. equivalent circuit
2.2.2 The h-parameters
2.2.3 Signal characteristics of an amplifier stage


2.3 Negative feedback
2.3.1 The principle of negative feedback
2.3.2 Series voltage feedback
2.3.3 Series current feedback
2.3.4 Parallel voltage feedback
2.3.5 Parallel current feedback


2.4 Transistor amplifier configurations
2.4.1 Common emitter configuration
2.4.2 Common collector configuration
2.4.3 Common base configuration


2.5 Multistage transistor amplifiers
2.5.1 Transformer coupling
2.5.2 Capacitor coupling
2.5.3 Direct coupling
2.5.4 The darlington
2.5.5 The complementary darlington
2.5.6 Decoupling amplifier stages

3.1 General requirements to power amplifiers

3.2 Amplifier classes
3.2.1 Class A amplifiers
3.2.2 Class B amplifiers
3.2.3 Class AB amplifiers
3.2.4 Class C amplifiers


3.3 Transformer push-pull stages

3.4 Complementary push-pull stages

3.5 Quasi-Complementary push-pull stages

3.6 Stabilizing the working point of power amplifiers

3.7 Negative feed back in power amplifiers

4.1 The principle of the FET
4.1.1 Types of FET


4.2 Junction FET
4.2.1 Principle
4.2.2 Characteristics
4.2.3 The working point
4.2.4 Basic amplifier circuits

4.2.4.1 Common source configuration
4.2.4.2 Common drain configuration

4.2.5 The FET as variable resistor
4.2.6 The FET as constant current source


4.3 Insulated gate FET

4.4 Depletion type MOSFET

4.5 Enhancement type MOSFET

4.6 Dual Gate MOSFET

4.7 Summary of types

5.1 Constant current sources

5.2 Constant voltage sources

5.3 Voltage regulator circuits

5.4 Current limiting

5.5 Negative supply regulators

5.6 Parallel regulators

5.7 Integrated voltage regulators

5.8 Switched mode voltage regulators
5.8.1 Forward converters
5.8.2 Boost converters
5.8.3 Flyback converters
5.8.4 Primary switched mode transformer converters
5.8.5 Control circuits for switched mode converters