Datasheet

www.vishay.com Document Number: 91100
6 S09-0015-Rev. A, 19-Jan-09
IRFB18N50K, SiHFB18N50K
Vishay Siliconix
Fig. 12c - Maximum Avalanche Energy vs. Drain Current
Fig. 13a - Basic Gate Charge Waveform
Fig. 13b - Gate Charge Test Circuit
25 50 75 100 125 150
0
150
300
450
600
750
Starting T , Junction Temperature ( C)
E , Single Pulse Avalanche Energy (mJ)
J
AS
°
I
D
TOP
BOTTOM
7.6A
11A
17A
Q
GS
Q
GD
Q
G
V
G
Charge
V
GS
D.U.T.
3 mA
V
GS
V
DS
I
G
I
D
0.3 µF
0.2 µF
50 kΩ
12 V
Current regulator
Current sampling resistors
Same type as D.U.T.
+
-