STPS20H100CT/CF/CG/CG-1
THERMAL RESISTANCES
Symbol
R
th (j-c)
Junction to case
Parameter
TO-220AB / D
2
PAK / I
2
PAK
ISOWATT220AB
TO-220AB / D
2
PAK / I
2
PAK
ISOWATT220AB
R
th (c)
TO-220AB / D
2
PAK / I
2
PAK
ISOWATT220AB
When the diodes 1 and 2 are used simultaneously :
∆
Tj(diode 1) = P(diode1) x R
th(j-c)
(Per diode) + P(diode 2) x R
th(c)
Per diode
Per diode
Total
Total
Coupling
Coupling
Value
1.6
4
0.9
3.2
0.15
2.5
°C/W
Unit
°C/W
STATIC ELECTRICAL CHARACTERISTICS
(per diode)
Symbol
I
R
*
V
F
**
Parameter
Reverse leakage current
Forward voltage drop
Tests conditions
Tj = 25°C
Tj = 125°C
Tj = 25°C
Tj = 25°C
Tj = 25°C
Tj = 25°C
Tj = 125°C
Tj = 125°C
Tj = 125°C
Tj = 125°C
Pulse test :
* tp = 5 ms,
δ
< 2%
** tp = 380
µs, δ
< 2%
Min.
Typ.
2
Max.
4.5
6
0.71
0.77
0.81
0.88
Unit
µA
mA
V
V
R
= V
RRM
I
F
= 8 A
I
F
= 10 A
I
F
= 16 A
I
F
= 20 A
I
F
= 8 A
I
F
= 10 A
I
F
= 16 A
I
F
= 20 A
0.56
0.59
0.65
0.67
0.58
0.64
0.68
0.73
To evaluate the maximum conduction losses use the following equation :
P = 0.55 x I
F(AV)
+ 0.009 x I
F2(RMS)
Fig. 1:
Average forward power dissipation versus
average forward current (per diode).
PF(av)(W)
8
δ
= 0.05
δ
= 0.1
δ
= 0.2
δ
= 0.5
Fig. 2:
Average forward current versus ambient
temperature (δ=0.5, per diode).
IF(av)(A)
12
Rth(j-a)=Rth(j-c)
TO220AB
10
6
4
2
IF(av) (A)
0
0
2
4
6
8
δ
=1
8
6
Rth(j-a)=15°C/W
Rth(j-a)=40°C/W
ISOWATT220AB
T
4
2
Tamb(°C)
0
δ
=tp/T
tp
10
12
0
25
50
75
100
125
150
175
2/7
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