2SK2554
Reverse Drain Current vs.
Source to Drain Voltage
Repetive Avalanche Energy E
AR
(mJ)
200
Reverse Drain Current I
DR
(A)
250
Maximun Avalanche Energy vs.
Channel Temperature Derating
I
AP
= 50 A
V
DD
= 25 V
duty < 0.1 %
Rg > 50
Ω
160
10 V
120
5V
80
V
GS
= 0, –5 V
200
150
100
40
Pulse Test
0
0.4
0.8
1.2
1.6
2.0
Source to Drain Voltage
V
SD
(V)
50
0
25
50
75
100
125
150
Channel Temperature Tch (°C)
Normalized Transient Thermal Impedance vs. Pulse Width
3
Normalized Transient Thermal Impedance
γ
s (t)
Tc = 25°C
1
D=1
0.5
0.3
0.2
0.1
0.1
0.05
θ
ch – c(t) =
γ
s (t) •
θ
ch – c
θ
ch – c = 0.83 °C/W, Tc = 25 °C
PDM
PW
T
0.03
0.02
1
lse
0.0
t pu
ho
1s
D=
PW
T
0.01
10 µ
100 µ
1m
10 m
Pulse Width
100 m
PW (S)
1
10
6