st203s International Rectifier Corp., st203s Datasheet - Page 3

• Manufacturer Part Number: st203s
• Description: Inverter Grade Thyristors
• Manufacturer: International Rectifier Corp.

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ST203S Series
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Current Carrying Capability
On-state Conduction
50Hz
400Hz
1000Hz
2500Hz
Recovery voltage Vr
Voltage before turn-on Vd
Rise of on-state current di/dt
Case temperature
Equivalent values for RC circuit
I
I
I
I
I
ST203S
T(AV)
T(RMS)
TSM
2
2
Type number
Frequency
t
t
Parameter
Max. average on-state current
@ Case temperature
Max. RMS on-state current
Max. peak, one half cycle,
non-repetitive surge current
Maximum I
Maximum I
Voltage
2
Code
2
t for fusing
10
12
t for fusing
repetitive peak voltage
V
580
570
520
370
DRM
50
50
60
47
180
/V
o
V
/ 0.22µF
el
RRM
DRM
1000
1200
V
ST203S
, maximum
5260
5510
4420
4630
1380
205
320
138
126
85
98
89
400
380
320
210
I
50
50
85
To Order
TM
Index
D-472
Units Conditions
KA
KA
°C
900
940
930
780
A
A
50
60
47
2
-
2
s
180
s
V
/ 0.22µF
o
non-repetitive peak voltage
180° conduction, half sine wave
DC @ 76°C case temperature
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
t = 0.1 to 10ms, no voltage reapplied
el
DRM
I
V
TM
640
650
630
510
50
85
RSM
-
, maximum
1100
1300
No voltage
reapplied
100% V
reapplied
No voltage
reapplied
100% V
reapplied
V
6180
2980
1730
890
RRM
RRM
50
60
47
-
Next Data Sheet
100 s
V
/ 0.22µF
DRM
Sinusoidal half wave,
Initial T
I
TM
4680
2150
1200
580
I
J
50
85
DRM
@ T
-
= T
J
/I
J
max
RRM
= T
mA
40
J
Units
A/ s
max.
max.
°C
V
A