DISCRETE POWER DIODES and THYRISTORS
DATA BOOK
370A
ST203C..C SERIES
INVERTER GRADE THYRISTORS Hockey Puk Version
Bulletin I25176/A
Typical Applications
Inverters
Choppers
Induction heating
All types of force-commutated converters
Features
Metal case with ceramic insulator
International standard case TO-200AB (A-PUK)
All diffused design
Center amplifying gate
Guaranteed high dV/dt
Guaranteed high dI/dt
High surge current capability
Low thermal impedance
High speed performance
case style TO-200AB (A-PUK)
I
T(AV)
370 A
@ T
hs
55 °C
I
T(RMS)
700 A
@ T
hs
25 °C
I
TSM
@ 50Hz 5260 A
@ 60Hz 5510 A
I
2
t @ 50Hz 138 KA2s
@ 60Hz 126 KA
2
s
V
DRM/VRRM
1000 to 1200 V
t
q
range 20 to 30 µs
T
J
- 40 to 125 °C
Parameters ST203C..C Units
Major Ratings and Characteristics
ST203C..C Series
Voltage V
DRM/VRRM
, maximum V
RSM
, maximum I
DRM/IRRM
max.
Type number Code repetitive peak voltage non-repetitive peak voltage
@ TJ = TJ max.
V V mA
10 1000 1100
12 1200 1300
ST203C..C 40
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Frequency Units
50Hz 860 750 1340 1160 5620 5020
400Hz 840 706 1400 1220 2940 2590
1000Hz 700 580 1350 1170 1750 1520 A
2500Hz 430 340 980 830 910 780
Recovery voltage Vr 50 50 50 50 50 50
Voltage before turn-on Vd V
DRM
V
DRM
V
DRM
Rise of on-state current di/dt 50 50 - - - - A/µs
Heatsink temperature 40 55 40 55 40 55 °C
Equivalent values for RC circuit 47Ω / 0.22µF 47Ω / 0.22µF 47Ω / 0.22µF
I
TM
180oel
180
o
el
100µs
I
TM
I
TM
Current Carrying Capability
V
I
T(AV)
Max. average on-state current 370 (140) A 180° conduction, half sine wave
@ Heatsink temperature 55 (85) °C double side (single side) cooled
I
T(RMS)
Max. RMS on-state current 700 DC @ 25°C heatsink temperature double side cooled
I
TSM
Max. peak, one half cycle, 5260 t = 10ms No voltage
non-repetitive surge current 5510 A t = 8.3ms reapplied
4420 t = 10ms 100% V
RRM
4630 t = 8.3ms reapplied Sinusoidal half wave,
I
2
t Maximum I2t for fusing 138 t = 10ms No voltage Initial TJ = TJ max
126 t = 8.3ms reapplied
98 t = 10ms 100% V
RRM
89 t = 8.3ms reapplied
I
2
√t Maximum I2√t for fusing 1380 KA2√s t = 0.1 to 10ms, no voltage reapplied
Parameter ST203C..C Units Conditions
On-state Conduction
KA2s