Unified Approach for Robust Stability Analysis of Buck Converters with Discrete-Time Sliding Mode Control

Table 1

Average state-space models of buck converters with individual disturbances.

Disturbing factors	Lumped disturbances				Average state-space model	Unified expression
	ΔB	ΔD1	ΔD2(t)	ΔD3(x)
ΔE	√
ΔC	√	√		√
ΔL	√	√		√
ΔR				√
ΔVref		√
d1(t), d2(t)			√