3.1 The Ideal Diode 3.2 Terminal Characteristics of Junction Diodes 3.3 Modeling the Diode Forward Characteristic 3.4 Operation in the Reverse Breakdown Region—Zener Diodes 3.5 Rectifier Circuits (整流电路) 3.6 Limiting and Clamping Circuits (限幅与钳位电路) 3.7 Physical Operation of Diodes 3.8 Special Diode Types 3.9 The SPICE Diode Model and Simulation Examples