STPS2L25 查看數據表（PDF） - STMicroelectronics
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STPS2L25 Datasheet PDF : 9 Pages
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STPS2L25
Characteristics
Figure 1. Average forward power dissipation Figure 2. Average forward current versus
versus average forward current
ambient temperature (δ = 0.5) SMB
PF(AV)(W)
1.2
1.1
δ = 0.05
1.0
δ = 0.1
δ = 0.2
δ = 0.5
0.9
0.8
δ=1
0.7
0.6
0.5
0.4
0.3
T
0.2
0.1
IF(AV)(A)
δ=tp/T
tp
0.0
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6
IF(AV)(A)
2.2
2.0
Rth(j-a)=Rth(j-l)
1.8
1.6
Rth(j-a)=100°C/W
1.4
1.2
1.0
0.8
0.6
T
0.4
0.2
δ=tp/T
tp
0.0
0
25
50
Tamb(°C)
75
100
SMB
125
150
Figure 3.
Average forward current
versus ambient temperature
(δ = 0.5) SMB flat
Figure 4.
Non repetitive surge peak forward
current versus overload duration
(maximum values) SMB
IF(AV)(A)
2.2
2.0
Rth(j-a)=Rth(j-l)
1.8
SMB flat
1.6
Rth(j-a)=100°C/W
1.4
1.2
1.0
0.8
0.6
T
0.4
0.2
δ=tp/T
tp
0.0
Tamb(°C)
0
25
50
75
100
125
150
IM(A)
10
9
8
7
6
5
4
3
2
IM
1
0
1.E-03
t
δ=0.5
1.E-02
t(s)
1.E-01
SMB
Ta=25°C
Ta=75°C
Ta=125°C
1.E+00
Figure 5.
Non repetitive surge peak forward Figure 6.
current versus overload duration
(maximum values) SMB flat
Normalized avalanche power
derating versus pulse duration
IM(A)
30
25
SMB flat
PARM(tp)
PARM(1µs)
1
20
15
10
5
IM
0
1.E-03
t
δ=0.5
1.E-02
t(s)
1.E-01
TL=25°C
TL=75°C
TL=125°C
0.1
0.01
0.001
1.E+00
0.01
0.1
tp(µs)
1
10
100
1000
3/9
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