STPS2L25AFN 데이터 시트보기 (PDF) - STMicroelectronics
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STPS2L25AFN Datasheet PDF : 12 Pages
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STPS2L25
Characteristics (curves)
1.1
Characteristics (curves)
Figure 1. Average forward power dissipation versus
average forward current
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
0.0
IF(A V) (A)
δ=tp/T
tp
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
Figure 2. Average forward current versus ambient
temperature (δ = 0.5)
IF(AV)(A)
2.2
Rth(j-a)=Rth(j-l)
2.0
1.8
1.6
1.4
Rth(j-a)=100° C/W
1.2
1.0
0.8
0.6
T
0.4
0.2
0.0
δ=tp/T
tp
Tamb(°C)
0
25
50
75
100
SMB
125
150
Figure 3. Normalized avalanche power derating versus
junction temperature (Tj = 125 °C)
PARM (t p )
PARM(10 µs)
1
0.1
0.01
0.001
1
t p(µs)
10
100
1000
Figure 4. Relative variation of thermal impedance junction
to ambient versus pulse duration
Zth(j-a)/Rth(j-a)
1.0
SMB
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
Single pulse
0.1
0.0
1.E-02
1.E-01
1.E+00
tp(s)
1.E+01
1.E+02
1.E+03
DS1245 - Rev 7
page 3/12
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