9 Typ. overload current
I D(lim) = f(t), Vbb=12 V, no heatsink
Parameter: Tjstart
70
A
-40°C
50 25°C
40 85°C
30
20 150°C
10
0
0 0.5 1 1.5 2 2.5 3 3.5 4 ms 5
t
11 Determination of ID(lim)
I D(lim) = f(t); tm = 200µs
Parameter: TJstart
70
A
-40°C
50
25°C
40
85°C
30
150°C
20
BTS 3142 D
10 Typ. transient thermal impedance
ZthJA=f(tp) @ 6 cm2 cooling area
Parameter: D=tp/T
10 2
K/W
D=0.5
10 1
0.2
0.1
0.05
10 0
0.02
0.01
10 -1
10 -2
Single pulse
10 -3
10 -7 10 -6 10 -5 10 -4 10 -3 10 -2 10 -1 10 0 10 1 s
tp
10 3
10
0
0
0.1 0.2 0.3 0.4 ms
0.6
t
Page 8
2002-09-04