STPS745FP View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
STPS745FP Datasheet PDF : 8 Pages
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Fig. 1: Average forward power dissipation versus
average forward current.
STPS745D/F/G/FP
Fig. 2: Average current versus ambient
temperature (δ = 0.5).
PF(av)(W)
6
δ = 0.1
5
δ = 0.05
δ = 0.2
δ = 0.5
4
δ=1
3
2
T
1
IF(av) (A)
δ=tp/T
tp
0
0 1 2 3 4 5 6 7 8 9 10
IF(av)(A)
9
8
7
6
5
Rth(j-a)=40°C/W
4
3
T
2
1
δ=tp/T
0
0
25
tp
50
Rth(j-a)=Rth(j-c)
TO-220AC
ISOWATT220AB
Rth(j-a)=15°C/W
Tamb(°C)
75 100 125 150 175
Fig. 3-1: Non repetitive surge peak forward
current versus overload duration (maximum
values) (TO-220AC and D2PAK).
Fig. 3-2: Non repetitive surge peak forward
current versus overload duration (maximum
values) (ISOWATT220AC/TO-220FPAC).
IM(A)
120
100
80
60
40
IM
20
t
δ=0.5
t(s)
0
1E-3
1E-2
1E-1
Tc=50°C
Tc=100°C
Tc=150°C
1E+0
IM(A)
80
70
60
50
40
30
20 IM
10
t
δ=0.5
0
1E-3
1E-2
t(s)
1E-1
Tc=50°C
Tc=100°C
Tc=150°C
1E+0
Fig. 4-1: Relative variation of thermal transient
impedance junction to case versus pulse duration
(TO-220AC and D2PAK).
Fig. 4-2: Relative variation of thermal transient
impedance junction to case versus pulse duration
(ISOWATT220AC/TO-220FPAC).
Zth(j-c)/Rth(j-c)
1.0
0.8
0.6 δ = 0.5
0.4
0.2 δ = 0.2
δ = 0.1
Single pulse
0.0
1E-4
1E-3
tp(s)
1E-2
T
δ=tp/T
1E-1
tp
1E+0
Zth(j-c)/Rth(j-c)
1.0
0.8
0.6 δ = 0.5
0.4
0.2 δ = 0.2
δ = 0.1
Single pulse
0.0
1E-3
1E-2
tp(s)
1E-1
T
δ=tp/T
1E+0
tp
1E+1
3/8
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