IRFR/U3303PbF
RD
35
30
25
20
15
10
5
VDS
LIMITED BY PACKAGE
VGS
D.U.T.
RG
+VDD
-
10V
Pulse Width ≤ 1 µs
Duty Factor ≤ 0.1 %
Fig 10a. Switching Time Test Circuit
V
DS
90%
0
25
50
75
100
125
150
°
T , Case Temperature ( C)
C
10%
V
GS
t
t
r
t
t
f
d(on)
d(off)
Fig 9. Maximum Drain Current Vs.
Fig 10b. Switching Time Waveforms
Case Temperature
10
D = 0.50
0.20
1
0.10
0.05
P
2
DM
0.02
0.01
SINGLE PULSE
(THERMAL RESPONSE)
0.1
t
1
t
2
Notes:
1. Duty factor D =
t / t
1
2. Peak T =P
x Z
+ T
thJC C
J
DM
0.01
0.00001
0.0001
0.001
0.01
0.1
t , Rectangular Pulse Duration (sec)
1
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
KERSEMI [ Kersemi Electronic Co., Ltd. ]
