BUZ 305
Power dissipation
Ptot = ƒ(TC)
160
W
Ptot
120
100
80
60
40
20
0
0 20 40 60 80 100 120 °C 160
TC
Safe operating area
ID = ƒ(VDS)
parameter: D = 0.01, TC = 25°C
10 2
Drain current
ID = ƒ(TC)
parameter: VGS ≥ 10 V
8.0
A
ID
6.0
5.0
4.0
3.0
2.0
1.0
0.0
0 20 40 60 80 100 120 °C 160
TC
Transient thermal impedance
Zth JC = ƒ(tp)
parameter: D = tp / T
10 0
A
I
D
10 1
10 0
tp = 1000.0ns
10 µs
100 µs
1 ms
10 ms
DC
10 -1
10 0
10 1
10 2
V 10 3
VDS
K/W
Z
thJC
10 -1
10 -2
single pulse
D = 0.50
0.20
0.10
0.05
0.02
0.01
10 -3
10 -7
10 -6
10 -5
10 -4
10 -3
10 -2
10 -1 s 10 0
tp
Semiconductor Group
5
01/97