Electronic Devices and Circuits

  1. Power Amplifiers
    1. Power Amplifier Classification
      1. Class A Operation
        1. Conduction Angle
          1. Efficiency Characteristics
            1. Linearity Properties
            2. Class B Operation
              1. Push-Pull Configuration
                1. Crossover Distortion
                  1. Efficiency Improvement
                  2. Class AB Operation
                    1. Bias Point Selection
                      1. Compromise between A and B
                      2. Class C Operation
                        1. High Efficiency
                          1. Tuned Load Requirements
                          2. Class D Operation
                            1. Switching Mode Operation
                              1. Pulse Width Modulation
                                1. High Efficiency
                              2. Class A Power Amplifiers
                                1. Single-Ended Class A
                                  1. Circuit Configuration
                                    1. Power Calculations
                                      1. Efficiency Analysis
                                      2. Transformer-Coupled Class A
                                        1. Impedance Matching
                                          1. Power Transfer
                                          2. Class A Push-Pull
                                            1. Balanced Operation
                                              1. Even Harmonic Cancellation
                                            2. Class B and AB Power Amplifiers
                                              1. Complementary Symmetry
                                                1. NPN-PNP Pair
                                                  1. Crossover Distortion
                                                  2. Quasi-Complementary Configuration
                                                    1. Driver and Output Stages
                                                    2. Class AB Biasing
                                                      1. Diode Biasing
                                                        1. VBE Multiplier
                                                          1. Thermal Tracking
                                                        2. Power Transistor Considerations
                                                          1. Power Transistor Types
                                                            1. Bipolar Power Transistors
                                                              1. Power MOSFETs
                                                                1. IGBTs
                                                                2. Safe Operating Area (SOA)
                                                                  1. Current Limitations
                                                                    1. Voltage Limitations
                                                                      1. Power Limitations
                                                                      2. Thermal Management
                                                                        1. Junction Temperature
                                                                          1. Thermal Resistance
                                                                            1. Heat Sink Design
                                                                            2. Second Breakdown
                                                                              1. Current Focusing
                                                                                1. Prevention Techniques
                                                                              2. Protection Circuits
                                                                                1. Overcurrent Protection
                                                                                  1. Current Limiting
                                                                                    1. Foldback Current Limiting
                                                                                    2. Thermal Protection
                                                                                      1. Temperature Sensing
                                                                                        1. Thermal Shutdown
                                                                                        2. Short Circuit Protection
                                                                                          1. Safe Operating Area Protection