Pre-Irradiation
IRHQ6110
VDS
L
N-Channel
Q1,Q4
200
15V
150
D R IV E R
TOP
ID
1.3A
1.9A
BOTTOM 3.0A
RG
2V0GVS
tp
D .U .T.
IA S
0 .0 1Ω
+
- VD D
A
Fig 12a. Unclamped Inductive Test Circuit
V(BR)DSS
tp
100
50
0
25
50
75
100
125
150
Starting TJ , Junction Temperature ( °C)
Fig 12c. Maximum Avalanche Energy
Vs. Drain Current
IAS
Fig 12b. Unclamped Inductive Waveforms
QG
12 V
QGS
QGD
VG
Charge
Fig 13a. Basic Gate Charge Waveform
www.irf.com
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
9