Datasheet

8 www.irf.com © 2014 International Rectifier Submit Datasheet Feedback November 7, 2014
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IRFB7446PbF
Fig 22. Peak Diode Recovery dv/dt Test Circuit for N-Channel HEXFET
®
Power MOSFETs
Fig 23a. Unclamped Inductive Test Circuit
R
G
I
AS
0.01

t
p
D.U.T
L
V
DS
+
-
V
DD
DRIVER
A
15V
20V
Fig 24a. Switching Time Test Circuit
Fig 25a. Gate Charge Test Circuit
t
p
V
(BR)DSS
I
AS
Fig 23b. Unclamped Inductive Waveforms
Fig 24b. Switching Time Waveforms
Vds
Vgs
Id
Vgs(th)
Qgs1
Qgs2 Qgd Qgodr
Fig 25b. Gate Charge Waveform
VDD