St303spbf series, Vishay high power products, Inverter grade thyristors (stud version), 300 a – C&H Technology ST303SPbF Series User Manual
Page 3: Current carrying capability, On-state conduction

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Document Number: 94375
2
Revision: 30-Apr-08
ST303SPbF Series
Vishay High Power Products
Inverter Grade Thyristors
(Stud Version), 300 A
CURRENT CARRYING CAPABILITY
FREQUENCY
UNITS
50 Hz
670
470
1050
940
5240
4300
A
400 Hz
480
330
1021
710
1800
1270
1000 Hz
230
140
760
470
730
430
2500 Hz
35
-
150
-
90
-
Recovery voltage V
R
50
50
50
V
Voltage before turn-on V
D
V
DRM
V
DRM
V
DRM
Rise of on-state current di/dt
50
-
-
A/µs
Case temperature
40
65
40
65
40
65
°C
Equivalent values for RC circuit
10/0.47
10/0.47
10/0.47
Ω/µF
ON-STATE CONDUCTION
PARAMETER SYMBOL
TEST
CONDITIONS
VALUES
UNITS
Maximum average on-state current
at case temperature
I
T(AV)
180° conduction, half sine wave
300
A
65
°C
Maximum RMS on-state current
I
T(RMS)
DC at 45 °C case temperature
471
A
Maximum peak, one half cycle,
non-repetitive surge current
I
TSM
t = 10 ms
No voltage
reapplied
Sinusoidal half wave,
initial T
J
= T
J
maximum
7950
t = 8.3 ms
8320
t = 10 ms
100 % V
RRM
reapplied
6690
t = 8.3 ms
7000
Maximum I
2
t for fusing
I
2
t
t = 10 ms
No voltage
reapplied
316
kA
2
s
t = 8.3 ms
288
t = 10 ms
100 % V
RRM
reapplied
224
t = 8.3 ms
204
Maximum I
2
√t for fusing
I
2
√t
t = 0.1 to 10 ms, no voltage reapplied
3160
kA
2
√s
Maximum peak on-state voltage
V
TM
I
TM
= 1255 A, T
J
= T
J
maximum,
t
p
= 10 ms sine wave pulse
2.16
V
Low level value of threshold voltage
V
T(TO)1
(16.7 % x
π x I
T(AV)
< I <
π x I
T(AV)
), T
J
= T
J
maximum
1.44
High level value of threshold voltage
V
T(TO)2
(I >
π x I
T(AV)
), T
J
= T
J
maximum
1.46
Low level value of forward slope resistance
r
t1
(16.7 % x
π x I
T(AV)
< I <
π x I
T(AV)
), T
J
= T
J
maximum
0.57
m
Ω
High level value of forward slope resistance
r
t2
(I >
π x I
T(AV)
), T
J
= T
J
maximum
0.56
Maximum holding current
I
H
T
J
= 25 °C, I
T
> 30 A
600
mA
Typical latching current
I
L
T
J
= 25 °C, V
A
= 12 V, R
a
= 6
Ω, I
G
= 1 A
1000
180° el
I
TM
180° el
I
TM
100 µs
I
TM