STPS1045
Characteristics
Figure 1.
P
F(AV)
(W)
8
Average forward power dissipation Figure 2.
versus average forward current
I
F(AV)
(A)
12
Average forward current versus
ambient temperature (δ = 0.5)
δ
= 0.1
7
6
δ
= 0.05
δ
= 0.2
δ
= 0.5
10
R
th(j-a)
=R
th(j-c)
TO-220AC
TO-220FPAC
8
5
4
3
2
1
0
0
1
2
3
4
5
6
7
8
9
10
11
12
T
δ
=1
6
4
T
R
th(j-a)
=15°C/W
2
I
F(AV)
(A)
δ
=tp/T
tp
0
0
δ
=tp/T
25
tp
T
amb
(°C)
50
75
100
125
150
175
Figure 3.
Normalized avalanche power
derating versus pulse duration
Figure 4.
Normalized avalanche power
derating versus junction
temperature
P
ARM
(t
p
)
P
ARM
(1µs)
1
1.2
1
0.1
0.8
0.6
0.4
0.2
0.001
0.01
0.1
1
P
ARM
(t
p
)
P
ARM
(25°C)
0.01
t
p
(µs)
10
100
1000
T
j
(°C)
0
25
50
75
100
125
150
Figure 5.
Non repetitive surge peak forward
current versus overload duration
(maximum values) (TO-220AC)
Figure 6.
Non repetitive surge peak forward
current versus overload duration
(maximum values) (TO-220FPAC)
I
M
(A)
160
140
120
100
80
60
40
I
M
I
M
(A)
100
90
80
70
60
T
C
=50°C
T
C
=100°C
T
C
=50°C
50
T
C
=100°C
40
30
T
C
=150°C
t
20
10
I
M
t
T
C
=150°C
20
0
1E-3
δ
=0.5
t(s)
1E-2
1E-1
1E+0
δ
=0.5
t(s)
1E-2
1E-1
1E+0
0
1E-3
3/8
STMICROELECTRONICS [ STMICROELECTRONICS ]
