IRL3803S/L
1500
L
V
DS
D.U.T.
R
G
+
V
-
DD
10 V
E
AS
, Single Pulse Avalanche Energy (mJ)
TOP
1200
BOTTOM
I
D
29A
50A
71A
900
I
AS
t
p
0.01Ω
600
Fig 12a.
Unclamped Inductive Test Circuit
V
(BR)DSS
t
p
V
DD
V
DS
300
0
V
DD
= 15V
25
50
75
100
125
150
A
175
Starting T
J
, Junction Temperature (°C)
I
AS
Fig 12c.
Maximum Avalanche Energy
Vs. Drain Current
Fig 12b.
Unclamped Inductive Waveforms
Current Regulator
Same Type as D.U.T.
50KΩ
Q
G
12V
.2µF
.3µF
10 V
Q
GS
V
G
Q
GD
V
GS
3mA
D.U.T.
+
V
-
DS
Charge
I
G
I
D
Current Sampling Resistors
Fig 13a.
Basic Gate Charge Waveform
Fig 13b.
Gate Charge Test Circuit
6 / 10
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