IRF3703
15V
VDS
L
RG
20V
tp
D .U .T
IA S
0 .0 1Ω
D R IV E R
+
- VD D
A
Fig 12a. Unclamped Inductive Test Circuit
V (B R)DSS
tp
IAS
6000
5000
TOP
ID
31A
54A
BOTTOM 76A
4000
3000
2000
1000
0
25
50
75
100 125 150 175
Starting TJ , Junction Temperature ( °C)
Fig 12c. Maximum Avalanche Energy
Vs. Drain Current
Fig 12b. Unclamped Inductive Waveforms
QG
10 V
QGS
QGD
VG
Charge
Fig 13a. Basic Gate Charge Waveform
6
Current Regulator
Same Type as D.U.T.
50KΩ
12V
.2µF
.3µF
+
D.U.T. -VDS
VGS
3mA
IG
ID
Current Sampling Resistors
Fig 13b. Gate Charge Test Circuit
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