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2 - 2
0.001 0.01 0.1 1s
0
100
200
11023456789ms
102
103
0.0 0.5 1.0 1.5 2.0V
0
10
20
30
40
F
50
60
70
0 5 10 15 20 25
A
0
10
20
30
40
50
60
0 40 80 120 160
°C °C
0.0001 0.001 0.01 0.1 1 10s
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
I2t
IFSM
I
A
VF
t
t
Ptot
W
Id(AV)M
Tamb
t
K/W
A2s
0 30 60 90 120 150 180
0
10
20
30
Id(AV)M
TC
A
A
TVJ
= 150°C
TVJ = 25°C
50 Hz, 80% VRRM
TVJ
= 45°C
TVJ
= 45°C
TVJ
= 150°C
TVJ
= 150°C
VR
= 0 V
RthJA:
0.5 KW
1.8 KW
3 KW
5 KW
8 KW
15 KW
DSP25
Fig. 1 Forward current versus voltage
drop per diode
Fig. 2 Surge overload current Fig. 3 I2t
versus time per diode
Fig. 4 Power dissipation versus direct output current and ambient temperature, sine 180°
Fig. 5 Max. forward current versus
case temperature
Fig. 6 Transient thermal impedance junction to case
Constants for ZthJC
calculation:
iRthi
(K/W) t
i
(s)
1 0.06075 0.0004
2 0.183 0.00256
3 0.3405 0.0045
4 0.543 0.0242
5 0.3728 0.15
DSP 25
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DSP45-12A DIODE PHASE 1200V 45A TO-247AD
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DSP45-16A DIODE PHASE 1600V 45A TO-247AD
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