2SK3069
Rev.11.00 Sep 07, 2005 page 5 of 7
Pulse Width PW (S)
Normalized Transient Thermal Impedance
γ
s
(t)
Normalized Transient Thermal Impedance vs. Pulse Width
Channel Temperature Tch (
°
C)
Repetitive Avalanche Energy E
AR
(mJ)
Maximum Avalanche Energy vs.
Channel Temperature Derating
Source to Drain Voltage V
SD
(V)
Reverse Drain Current I
DR
(A)
Reverse Drain Current vs.
Source to Drain Voltage
D. U. T
Rg
I
AP
Monitor
V
DS
Monitor
V
DD
50
Ω
Vin
15 V
0
I
D
V
DS
I
AP
V
(BR)DSS
L
V
DD
E
AR
=
•
L
•
I
AP
2
•
2
1
V
DSS
V
DSS
– V
DD
Avalanche Test Circuit
Avalanche Waveform
0
0.4
0.8
1.2
1.6
2.0
Pulse Test
V
GS
= 0, –5 V
5 V
10 V
100
80
60
40
20
250
200
150
100
50
25
50
75
100
125
150
0
I
AP
= 50 A
V
DD
= 25 V
duty < 0.1 %
Rg > 50
Ω
3
1
0.3
0.1
0.03
0.01
10
µ
100
µ
1 m
10 m
100 m
1
10
DM
P
PW
T
D =
PW
T
ch – c(t) = s (t)
•
ch – c
ch – c = 1.25
°
C/W, Tc = 25
°
C
θ γ θ
θ
Tc = 25
°
C
D = 1
0.5
0.2
0.1
0.05
0.02
0.01
1shot pu
lse