STPS20L45CG-TR 查看數據表（PDF） - STMicroelectronics
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STPS20L45CG-TR Datasheet PDF : 9 Pages
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STPS20L45CF/CW/CT/CFP/CG
THERMAL RESISTANCES
Symbol
Rth(j-c) Junction to case
Rth(j-c) Junction to case
Rth(j-c) Junction to case
Parameter
ISOWATT220AB
TO-220FPAB
TO-247
TO-220AB
D2PAK
Per diode
Total
Coupling
Per diode
Total
Coupling
Per diode
Total
Coupling
Value
4.5
3.5
2.5
2.2
1.20
0.3
2.2
1.3
0.3
Unit
°C/W
°C/W
°C/W
When the diodes 1 and 2 are used simultaneously :
∆ Tj(diode 1) = P(diode1) x Rth(j-c)(Per diode) + P(diode 2) x Rth(c)
STATIC ELECTRICAL CHARACTERISTICS (per diode)
Symbol
Parameter
Tests Conditions
IR * Reverse leakage
current
Tj = 25°C
Tj = 125°C
VR = VRRM
VF * Forward voltage drop Tj = 25°C
IF = 10 A
Tj = 125°C
IF = 10 A
Tj = 25°C
IF = 20 A
Tj = 125°C
IF = 20 A
Pulse test : * tp = 380 µs, δ < 2%
To evaluate the conduction losses use the following equation :
P = 0.28 x IF(AV) + 0.022 IF2(RMS)
Min. Typ. Max. Unit
0.2 mA
65 130 mA
0.55
V
0.44 0.5
0.73
0.62 0.72
Fig. 1: Average forward power dissipation versus
average forward current (per diode).
PF(av)(W)
8
δ = 0.1 δ = 0.2
7
δ = 0.05
δ = 0.5
6
5
δ=1
4
3
2
T
1
IF(av) (A)
δ=tp/T
0
0
2
4
6
8
10 12
tp
14
Fig. 2: Average forward current versus ambient
temperature(δ = 0.5, per diode).
IF(av)(A)
12
11
10
9
8
7
6
5
4
3
T
2
1 δ=tp/T
tp
0
0
25
Rth(j-a)=Rth(j-c)
TO-220AB/TO-247
ISOWATT220AB
Rth(j-a)=15°C/W
Tamb(°C)
50
75
100 125 150
2/9
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