Datasheet

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427
DSP 8
Fig. 1 Forward current versus voltage
drop per diode
Fig. 2 Surge overload current Fig. 3 I
2
t 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 Z
thJC
calculation:
iR
thi
(K/W) t
i
(s)
1 0.252 0.002
2 1.045 0.032
3 1.932 0.227
4 0.271 1.2
0.001 0.01 0.1 1
0
50
100
150
23456789110
10
1
10
2
0.0 0.5 1.0 1.5 2.0 2.5
0
5
10
15
20
25
0369
0
5
10
15
20
0 30 60 90 120 150 180
0.0001 0.001 0.01 0.1 1 10
0
1
2
3
4
I
2
t
I
FSM
I
F
A
V
F
t
s
t
P
tot
W
I
d(AV)M
A
T
amb
t
s
K/W
A
2
s
0 40 80 120 160
0
3
6
9
12
15
I
d(AV)M
T
C
A
V
A
C
50 Hz, 80% V
RRM
T
VJ
= 45°C
T
VJ
= 150°C
T
VJ
= 150°C
ms
T
VJ
= 180°C
T
VJ
= 25°C
V
R
= 0 V
T
VJ
= 45°C
C
DSP 8
RthJA:
3 K/W
5 K/W
8 K/W
12 K/W
20 K/W
50 K/W