STPS2L25U(1999) Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
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STPS2L25U Datasheet PDF : 4 Pages
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STPS2L25U
THERMAL RESISTANCES
Symbol
Rth(j-l) Junction to lead
Parameter
Value
25
Unit
°C/W
STATIC ELECTRICAL CHARACTERISTICS
Symbol
Tests Conditions
IR * Reverse leakage current
VF * Forward voltage drop
Tests Conditions
Tj = 25°C
VR = VRRM
Tj = 125°C
Tj = 25°C
IF = 2 A
Tj = 125°C
Tj = 25°C
IF = 4 A
Tj = 125°C
Pulse test : * tp = 380 µs, δ < 2%
Min. Typ. Max. Unit
90
µA
15 30 mA
0.45 V
0.325 0.375
0.53
0.43 0.51
To evaluate the maximum conduction losses use the following equation :
P = 0.24 x IF(AV) + 0.068 IF2(RMS)
Fig. 1: Average forward power dissipation versus
average forward current.
PF(av)(W)
1.2
δ = 0.1
1.0
δ = 0.05
δ = 0.2
δ = 0.5
0.8
δ=1
0.6
0.4
T
0.2
IF(av) (A)
δ=tp/T
tp
0.0
0.00 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 2.50
Fig. 2: Average forward current versus ambient
temperature (δ=0.5).
IF(av)(A)
2.2
2.0
1.8
Rth(j-a)=Rth(j-l)
1.6
1.4
1.2
Rth(j-a)=100°C/W
1.0
0.8
0.6
T
0.4
0.2 δ=tp/T
tp
Tamb(°C)
0.0
0
25
50
75
100
125
150
2/4
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