IRFR9220, IRFU9220, SiHFR9220, SiHFU9220
Vishay Siliconix
V
DS
L
I
AS
I
AS
- 20
V
Driver
0.01
Ω
t
p
15
V
Fig. 12a - Unclamped Inductive Test Circuit
Fig. 12c - Maximum Avalanche Energy vs. Drain Current
- 10
V
Q
GS
Q
G
12
V
V
G
V
GS
- 3 mA
Charge
I
G
I
D
Current sampling resistors
Fig. 13a - Basic Gate Charge Waveform
Fig. 13b - Gate Charge Test Circuit
www.vishay.com
6
Document Number: 91283
S-81411-Rev. A, 07-Jul-08
+
D.U.T.
-
Q
GD
+
-
R
G
D.U.T.
V
DD
A
t
p
V
DS
Fig. 12b - Unclamped Inductive Waveforms
Current regulator
Same type as D.U.T.
50 kΩ
0.2
µF
0.3
µF
V
DS