2SK1304
Reverse Drain Current vs.
Source to Drain Voltage
50
Reverse Drain Current I
DR
(A)
Pulse Test
40
30
10 V
5V
20
10
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
γ
S
(t)
Normalized Transient Thermal Impedance vs. Pulse Width
3
T
C
= 25°C
1.0
D=1
0.5
0.3
0.1
0.2
0.1
0.05
0.02
0.01
ho
1S
θch–c
(t) =
γ
S
(t) ·
θch–c
θch–c
= 1.25°C/W, T
C
= 25°C
P
DM
lse
t Pu
0.03
0.01
10
µ
T
100
µ
1m
10 m
Pulse Width PW (s)
100 m
PW
1
D = PW
T
10
6