International Rectifier ST173S12PFK2L, ST173S12PFK2, ST173S12PFK1L, ST173S12PFK1, ST173S12PFK0L Datasheet
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DISCRETE POWER DIODES and THYRISTORS
DATA BOOK
D-450
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Bulletin I25181/B |
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ST173S SERIES |
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INVERTER GRADE THYRISTORS |
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Stud Version |
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Features |
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175A |
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All diffused design |
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Center amplifying gate |
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Guaranteed high dv/dt |
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Guaranteed high di/dt |
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High surge current capability |
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Low thermal impedance |
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High speed performance |
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Typical Applications
Inverters
Choppers
Induction heating
All types of force-commutated converters
Major Ratings and Characteristics
Parameters |
ST173S |
Units |
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IT(AV) |
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175 |
A |
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@ TC |
85 |
°C |
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IT(RMS) |
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275 |
A |
ITSM |
@ 50Hz |
4680 |
A |
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@ 60Hz |
4900 |
A |
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I2t |
@ 50Hz |
110 |
KA2s |
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@ 60Hz |
100 |
KA2s |
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VDRM/VRRM |
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1000 to 1200 |
V |
tq range |
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15 to 25 |
µs |
TJ |
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- 40 to 125 |
°C |
case style TO-209AB (TO-93)
D-451
ST173S Series
ELECTRICAL SPECIFICATIONS
Voltage Ratings
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Voltage |
VDRM/VRRM, maximum |
VRSM , maximum |
IDRM/IRRM max. |
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Type number |
Code |
repetitive peak voltage |
non-repetitive peak voltage |
@ TJ = TJ max. |
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V |
V |
mA |
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ST173S |
10 |
1000 |
1100 |
40 |
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12 |
1200 |
1300 |
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Current Carrying Capability |
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Frequency |
ITM |
ITM |
ITM |
Units |
180oel |
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180oel |
100ms |
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50Hz |
500 |
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320 |
790 |
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550 |
4510 |
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3310 |
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400Hz |
450 |
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290 |
810 |
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540 |
1970 |
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1350 |
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1000Hz |
330 |
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190 |
760 |
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490 |
1050 |
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680 |
A |
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2500Hz |
170 |
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80 |
510 |
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300 |
480 |
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280 |
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Recovery voltage Vr |
50 |
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50 |
50 |
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50 |
50 |
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50 |
V |
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Voltage before turn-on Vd |
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VDRM |
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VDRM |
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VDRM |
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Rise of on-state current di/dt |
50 |
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50 |
- |
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- |
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A/ms |
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Case temperature |
60 |
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85 |
60 |
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85 |
60 |
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85 |
°C |
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Equivalent values for RC circuit |
47W / 0.22µF |
47W / 0.22µF |
47W / 0.22µF |
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On-state Conduction
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Parameter |
ST173S |
Units |
Conditions |
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IT(AV) |
Max. average on-state current |
175 |
A |
180° conduction, half sine wave |
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@ Case temperature |
85 |
°C |
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IT(RMS) |
Max. RMS on-state current |
275 |
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DC @ 75°C case temperature |
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ITSM |
Max. peak, one half cycle, |
4680 |
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t = 10ms |
No voltage |
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non-repetitive surge current |
4900 |
A |
t = 8.3ms |
reapplied |
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3940 |
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t = 10ms |
100% VRRM |
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4120 |
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t = 8.3ms |
reapplied |
Sinusoidal half wave, |
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I2 t |
Maximum I2t for fusing |
110 |
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t = 10ms |
No voltage |
Initial T |
J |
= T |
max |
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J |
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100 |
KA2s |
t = 8.3ms |
reapplied |
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77 |
t = 10ms |
100% VRRM |
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71 |
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t = 8.3ms |
reapplied |
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I2Öt |
Maximum I2Öt for fusing |
1100 |
KA2Ös |
t = 0.1 to 10ms, no voltage reapplied |
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D-452
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