2SK1667
Reverse Drain Current vs. Source
to Drain Voltage
10
Pulse Test
Reverse Drain Current I
DR
(A)
8
6
4
V
GS
= 10 V
2
V
GS
= 0, – 5 V
0
0.4
0.8
1.2
1.6
2.0
Source to Drain Voltage V
SD
(V)
Normalized Transient Thermal Impedance vs. Pulse Width
Normalized Transient Thermal Impedance
γ
s (t)
3
D=1
0.5
0.3
0.2
0.1
0.1
0.05
0.02
0.03
0.01
10
µ
0.01
1 shot Pulse
100
µ
1m
10 m
Pulse Width PW (S)
100 m
θ
ch – c(t) =
γ
s(t) .
θ
ch – c
θ
ch – c = 2.5°C / W, Tc = 25°C
PW
D= T
P
DM
T
PW
Tc = 25°C
1.0
1
10
6
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