Datasheet

IRL7833/S/LPbF
6 www.irf.com
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
+
-
Fig 13. Gate Charge Test Circuit
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
25 50 75 100 125 150 175
0
400
800
1200
1600
2000
E , Single Pulse Avalanche Energy (mJ)
AS
I
D
TOP
BOTTOM
12A
21A
30A
Fig 14a. Switching Time Test Circuit
Fig 14b. Switching Time Waveforms
V
GS
V
DS
9
0%
10%
t
d(on)
t
d(off)
t
r
t
f
V
GS
Pulse Width < 1µs
Duty Factor < 0.1%
V
DD
V
DS
L
D
D.U.T
+
-