ST303C1111 is a 620A thyristor from ST. Its package is TO-200AB (E-PUK). It has high dV/dt, high dI/dt, high surge current capability and high speed performance. It is suitable for inverters, choppers, induction heating and various forced commutated converters.
This document provides technical specifications for the International Rectifier ST303C..C Series Inverter Grade Thyristors. The devices feature a metal case with ceramic insulator in an International standard TO-200AB (E-Puk) package and utilize an all diffused design.
| Package Style | TO-200AB (E-Puk) |
|---|---|
| Max. Average On-state Current | 620 A |
| Max. RMS On-state Current | 1180 A |
| Max. Peak Non-repetitive Surge Current (t=10ms) | 7950 A |
| Max. Operating Temperature Range (Tj) | -40 to 125 °C |
| Max. Peak Gate Power | 60 W |
They are suitable for inverters, choppers, induction heating, and force-commutated converters.
The junction temperature can operate from -40 to 125 °C.
The device supports a maximum peak non-repetitive surge current of 7950 A for t=10ms with no voltage reapplied.