IRFS31N20D IRF, IRFS31N20D Datasheet - Page 6

• Manufacturer Part Number: IRFS31N20D
• Description: Power MOSFET
• Manufacturer: IRF

IRFB/IRFS/IRFSL31N20D
Fig 12a. Unclamped Inductive Test Circuit
Fig 12b. Unclamped Inductive Waveforms
Fig 13a. Basic Gate Charge Waveform
6
I
10 V
A S
V
G
R G
2 0 V
V D S
Q
GS
t p
t p
I A S
D .U .T
0 .0 1
L
Q
Charge
Q
V
GD
G
(B R )D SS
1 5 V
D R IV E R
+
-
V D D
A
1000
800
600
400
200
0
25
Fig 12c. Maximum Avalanche Energy
Fig 13b. Gate Charge Test Circuit
Starting T , Junction Temperature ( C)
50
12V
V
GS
Vs. Drain Current
Same Type as D.U.T.
J
Current Regulator
.2 F
75
50K
3mA
Current Sampling Resistors
100
.3 F
I
G
125
TOP
BOTTOM
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D.U.T.
I
D
150
+
-
V
DS
°
7.3A
I D
15A
18A
175