Datasheet

IRFB/IRFIB/IRFS/IRFSL41N15DPbF
6 www.irf.com
Q
G
Q
GS
Q
GD
V
G
Charge
D.U.T.
V
D
S
I
D
I
G
3mA
V
GS
.3µF
50KΩ
.2µF
12V
Current Regulator
Same Type as D.U.T.
Current Sampling Resistors
+
-
V
GS
Fig 13b. Gate Charge Test Circuit
Fig 13a. Basic Gate Charge Waveform
Fig 12b. Unclamped Inductive Waveforms
Fig 12a. Unclamped Inductive Test Circuit
t
p
V
(BR)DSS
I
AS
Fig 12c. Maximum Avalanche Energy
Vs. Drain Current
R
G
I
AS
0.01
Ω
t
p
D.U.T
L
V
DS
+
-
V
DD
DRIVER
A
15V
20V
V
GS
I
D
TOP 7.3A
13A
BOTTOM 18A
25 50 75 100 125 150 175
0
200
400
600
800
1000
1200
Starting T , Junction Temperature ( C)
E , Single Pulse Avalanche Energy (mJ)
J
AS
°
I
D
TOP
BOTTOM
10A
21A
25A