Microcontroller Based Less Switches Topology and Digital Gating Technique for Single-Phase Five-Level Inverter

Table 3

Comparison of power components required for one leg.

Inverter Configuration	Diode Clamped	Capacitor clamped	Cascade inverter
Main switching devices	2(𝑚−1)	2(𝑚−1)	2(𝑚−1)
Main diodes	2(𝑚−1)	2(𝑚−1)	2(𝑚−1)
Clamping diodes	(𝑚−1)(𝑚−2)	0	0
DC bus capacitors	(𝑚−1)	(𝑚−1)	(𝑚−1)/2
Clamping capacitors	0	(𝑚−1)(𝑚−2)/2	0