2.1 Introduction2.2 Generalized Topology with a Common DC Bus2.2.1 Basic Cell2.2.2 Generalized Topology Characteristics2.2.3 Three-Level Generalized Topology2.3 Converters Derived from the Generalized Topology2.3.1 Diode-Clamped Topology2.3.1.1 NPC Converter Topology2.3.1.2 Four-Level Diode-Clamped Topology2.3.1.3 Five-Level Diode-Clamped Topology2.3.1.4 n-Level DCMC Topologies2.3.2 Flying Capacitor Topology2.3.2.1 Voltage on the Flying Capacitor2.3.2.2 Four-Level Flying Capacitor Topology2.3.2.3 Five-Level FCMC2.4 Symmetric Topologies without a Common DC Link2.4.1 Five-Level CCMC2.5 Summary of Symmetric Topologies2.6 Asymmetric Topologies2.6.1 Hybrid Asymmetric Topologies2.6.1.1 CCMC with Different Values of Voltage Sources2.6.2 Combining Different Topologies2.6.3 Cascade Asymmetric Multilevel Converter2.7 SummaryReferences