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| FQP11N40C Datasheet, PDF (6/10 Pages) Fairchild Semiconductor – FQP11N40C / FQPF11N40C N-Channel QFET® MOSFET 400 V, 10.5 A, 530 mΩ | |||
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Figure 12. Gate Charge Test Circuit & Waveform
Same Type
50KΩ
as DUT
12V
200nF
300nF
VGS
10V
VGS
VDS
Qgs
IG = co3nmsAt.
DUT
Qg
Qgd
Charge
V10GVS
Figure 13. Resistive Switching Test Circuit & Waveforms
VDS
VGS
RG
RL
VDD
DUT
VDS
90%
VGS 10%
td(on)
tr
t on
td(off)
tf
t off
V1G0GVSS
tp
Figure 14. Unclamped Inductive Switching Test Circuit & Waveforms
VDS
ID
RG
L
EAS = --21-- L IAS2
------B--V--D--S-S-------
BVDSS - VDD
BVDSS
IAS
VDD
ID (t)
DUT
VDD
VDS (t)
tp
Time
©2003 Fairchild Semiconductor Corporation
6
FQP11N40C / FQPF11N40C Rev. C1
www.fairchildsemi.com
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