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STPS3045CT/CG/CR/CP/CPI/CW/CFP
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P
(W)
F(AV)
0
1
2
3
4
5
6
7
8
9
10
11
12
02468
10
12
14
16
18
20
δ = 0.05
δ = 0.1
δ = 0.2
δ = 0.5
δ = 1
I
(A)
F(AV)
T
δ=tp/T
tp
Fig. 1: Average forward power dissipation versus
average forward current (per diode).
I
(A)
F(AV)
0
2
4
6
8
10
12
14
16
18
0
25
50
75
100
125
150
175
T
(°C)
amb
T
δ=tp/T
tp
R
=15°C/W
th(j-a)
R
=R
(TO-220FPAB)
th(j-a)
th(j-c)
R
=R
(TOP-3I)
th(j-a)
th(j-c)
R
=R
(TO-220AB, I PAK, D PAK, SOT-93, TO-247)
th(j-a)
th(j-c)
22
Fig.
2:
Average
current
versus
ambient
temperature (
δ = 0.5, per diode).
I (A)
M
0
20
40
60
80
100
120
140
160
180
200
1.E-03
1.E-02
1.E-01
1.E+00
IM
t
δ=0.5
t(s)
TO-220AB, I2PAK, D PAK, SOT-93, TO-247
2
T =75°C
C
T =100°C
C
T =125°C
C
Fig. 5-1: Non repetitive surge peak forward current
versus overload duration (maximum values, per
diode).
0
20
40
60
80
100
120
140
160
1.E-03
1.E-02
1.E-01
1.E+00
I (A)
M
IM
t
δ=0.5
t(s)
TOP-3I
T =75°C
C
T =100°C
C
T =125°C
C
Fig. 5-2: Non repetitive surge peak forward current
versus overload duration (maximum values, per
diode).
0
0.2
0.4
0.6
0.8
1
1.2
0
25
50
75
100
125
150
T (°C)
j
P(t )
P
(25°C)
ARM p
ARM
Fig. 4: Normalized avalanche power derating
versus junction temperature.
0.001
0.01
0.1
0.01
1
0.1
10
100
1000
1
t (µs)
p
P(t )
P
(1µs)
ARM p
ARM
Fig. 3: Normalized avalanche power derating
versus pulse duration.
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