IRFH4253DPbF
Fig 29. Peak Diode Recovery dv/dt Test Circuit for N-Channel HEXFET® Power MOSFETs
V(BR)DSS
15V
tp
VDS
L
DRIVER
RG
20V
tp
D.U.T
IAS
0.01
+
-
VDD
A
Fig 30a. Unclamped Inductive Test Circuit
I AS
Fig 30b. Unclamped Inductive Waveforms
Fig 31a. Switching Time Test Circuit
VDD
Fig 32a. Gate Charge Test Circuit
10 www.irf.com © 2013 International Rectifier
Fig 31b. Switching Time Waveforms
Id
Vds
Vgs
Vgs(th)
Qgs1 Qgs2 Qgd
Qgodr
Fig 32b. Gate Charge Waveform
June 10, 2013