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Document Number: 94374
4
Revision: 25-Jul-08
ST303CLPbF Series
Vishay High Power Products
Inverter Grade Thyristors
(Hockey PUK Version), 515 A
Note
The table above shows the increment of thermal resistance RthJ-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°
0.012
0.010
0.008
TJ = TJ maximum
K/W
120°
0.014
0.015
0.014
90°
0.018
0.019
60°
0.026
0.027
0.028
30°
0.045
0.046
40
50
60
70
80
90
100
110
120
130
0
50
100
150200
250300
350
30°
60°
90°
120°
180°
Average On-state Current (A)
Conduction Angle
Ma
x
imu
m
A
llo
w
a
b
le
H
e
a
ts
in
k
T
e
mp
e
ra
tu
re
(°
C
)
ST303C..L Series
(Single Side Cooled)
R
(DC) = 0.11 K/ W
thJ-hs
20
30
40
50
60
70
80
90
100
110
120
130
0
100
200
300
400
500
600
DC
30°
60°
90°
120°
180°
Average On-state Current (A)
Cond uction Period
M
a
x
imu
m
A
llo
w
a
b
le
H
e
a
ts
in
k
Te
mp
e
ra
tu
re
(
°C
)
ST303C..L Series
(Single Side Cooled)
R
(DC) = 0.11 K/ W
thJ-hs
30
40
50
60
70
80
90
100
110
120
130
0
100
200
300
400
500
600
700
30°
60°
90°
120°
180°
Average On-state Current (A)
Conduc tion Angle
M
a
x
im
u
m
A
llo
w
a
b
le
H
e
at
si
nk
T
e
m
p
e
ra
tu
re
(°
C
)
ST303C..L Series
(Double Side Cooled)
R
(DC) = 0.05 K/ W
thJ-hs
20
30
40
50
60
70
80
90
100
110
120
130
0
200
400
600
800
1000
1200
DC
30°
60°
90°
120°
180°
Average On-state Current (A)
Conduc tion Period
M
a
x
im
u
m
A
llo
w
a
bl
e
H
e
at
si
nk
T
e
m
p
e
rat
u
re
(
°C
)
ST303C..L Series
(Double Side Cooled)
R
(DC) = 0.05 K/ W
thJ-hs