IG = const.
Figure 12. Gate Charge Test Circuit & Waveform
V10GVS
VDS
VGS
RG
RL
VDD
VDS
90%
DUT
VGS 10%
td(on)
tr
t on
Figure 13. Resistive Switching Test Circuit & Waveforms
td(off)
tf
t off
VGS
Figure 14. Unclamped Inductive Switching Test Circuit & Waveforms
©2007 Fairchild Semiconductor Corporation
5
FDPF12N50FT Rev. C2
www.fairchildsemi.com