IRFZ24N
L
V
140
120
100
80
DS
I
D
TOP
4.2A
7.2A
10A
D.U.T.
R
G
+
-
BO TTO M
V
DD
I
10 V
AS
t
p
0.01Ω
60
Fig 12a. Unclamped Inductive Test Circuit
40
V
(BR)DSS
t
p
20
V
DD
V
= 25V
50
DD
0
A
25
75
100
125
150
175
V
Starting T , Junction Tem perature (°C)
DS
J
Fig 12c. Maximum Avalanche Energy
I
AS
Vs. Drain Current
Fig 12b. Unclamped Inductive Waveforms
Current Regulator
Same Type as D.U.T.
50KΩ
.2µF
12V
Q
Q
G
.3µF
10 V
+
V
DS
Q
D.U.T.
-
GS
GD
V
GS
V
G
3mA
I
I
D
G
Charge
Current Sampling Resistors
Fig 13b. Gate Charge Test Circuit
Fig 13a. Basic Gate Charge Waveform
6
www.irf.com