A Structural Based Thermal Model Description for Vertical SiC Power MOSFETs under Fault Conditions

Figure 3

Impact of the temperature at the beginning of a HSF on the waveform of (a) and the critical energy and short-circuit withstanding time (b). Impact of the desaturation level on (c), , and (d). Impact of the DC-link voltage on the waveform of (e) and critical short-circuit energy and time (f).

(a)

(b)

(c)

(d)

(e)

(f)