IRF730AS, SiHF730AS, IRF730AL, SiHF730AL
Vishay Siliconix
700
ID
TOP
2.5A
600
3.5A
BOTTOM 5.5A
500
400
300
200
100
0
25
50
75
100
125
150
Starting TJ, Junction Temperature (°C)
Fig. 12c - Maximum Avalanche Energy vs. Drain Current
610
600
590
580
570
560
550
540
0.0
1.0
2.0
3.0
4.0
5.0
6.0
IAV, Avalanche Current (A)
Fig. 12d - Typical Drain-to-Source Voltage vs.
Avalanche Current
10 V
QGS
VG
QG
QGD
Charge
Fig. 13a - Maximum Avalanche Energy vs. Drain Current
Current regulator
Same type as D.U.T.
12 V
50 kΩ
0.2 µF
0.3 µF
+
D.U.T. - VDS
VGS
3 mA
IG
ID
Current sampling resistors
Fig. 13b - Gate Charge Test Circuit
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Document Number: 91046
S-Pending-Rev. A, 30-May-08