Sd1553c..k series, Vishay high power products, Conduction – Vishay SD1553C..K Series User Manual
Page 3
Document Number: 93169
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Revision: 14-May-08
3
SD1553C..K Series
Fast Recovery Diodes
(Hockey PUK Version),
1650/1825 A
Vishay High Power Products
Note
• The table above shows the increment of thermal resistance R
thJ-hs
when devices operate at different conduction angles than DC
Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
Fig. 3 - Current Ratings Characteristics
Fig. 4 - Current Ratings Characteristics
ΔR
thJ-hs
CONDUCTION
CONDUCTION ANGLE
SINUSOIDAL CONDUCTION
RECTANGULAR CONDUCTION
TEST CONDITIONS
UNITS
SINGLE SIDE
DOUBLE SIDE
SINGLE SIDE
DOUBLE SIDE
180°
0.0018
0.0019
0.0012
0.0012
T
J
= T
J
maximum
K/W
120°
0.0021
0.0021
0.0021
0.0021
90°
0.0027
0.0027
0.0029
0.0029
60°
0.0039
0.0039
0.0041
0.0041
30°
0.0067
0.0067
0.0068
0.0068
4 0
6 0
8 0
1 0 0
1 2 0
1 4 0
1 6 0
0
2 0 0
4 0 0
6 0 0
8 0 0
1 0 0 0
1 2 0 0
3 0 °
6 0 °
9 0 °
1 2 0 °
1 8 0 °
A v e ra g e F o rw a r d C u rre n t ( A )
M
a
xi
m
u
m
A
llo
w
a
bl
e
He
at
si
n
k
T
e
m
p
e
rat
u
re
(
°C
)
C o nd uc tion A ng le
SD 1 5 5 3 C ..S 2 0 K S e rie s
( Sin g le Sid e C o o le d )
R ( D C ) = 0 .0 4 K / W
th J- hs
0
20
40
60
80
1 0 0
1 2 0
1 4 0
1 6 0
0
40 0
8 0 0
12 0 0
1 60 0
2 00 0
30 °
60°
90°
18 0°
DC
120°
Aver age For ward Curr en t (A)
M
a
x
im
u
m
A
llo
w
a
bl
e
He
at
si
n
k
T
e
m
p
e
rat
u
re
(
°C
)
C o nd u c tio n Pe rio d
SD155 3C..S20K Series
(Sin gle Side Cooled)
R (DC) = 0 .0 4 K/W
th J- hs
4 0
6 0
8 0
1 00
1 20
1 40
1 60
0
20 0
40 0
60 0
80 0
1 00 0
1 20 0
30°
60°
90 °
12 0°
18 0°
Average For ward Cur ren t (A)
M
a
x
im
u
m A
llo
w
a
bl
e
He
at
si
n
k
T
e
m
p
e
rat
u
re
(
°C
)
C o nd u ctio n A ng le
SD 1553 C..S30 K Series
(Single Side Cooled)
R (D C) = 0.04 K/W
thJ -hs
2 0
4 0
6 0
8 0
10 0
12 0
14 0
16 0
0
4 00
8 00
1 2 00
1 6 00
2 00 0
3 0°
6 0°
90 °
18 0°
DC
12 0°
Average Forward Current (A)
M
a
xi
m
u
m A
llo
w
a
bl
e
He
at
si
n
k
T
e
m
p
e
rat
u
re
(
°C
)
C o nd uc tio n P e rio d
SD15 53C..S30K Series
(Single Sid e Cooled )
R (DC) = 0.0 4 K/W
th J -hs