IRK.F112.. series INT-A-pak modules have the features of fast-turn-off thyristor, fast-recovery diode, high surge capability, electrically isolated baseplate, 3000 VRMS isolating voltage, industrial standard package and UL E78996 approval. They are intended for applications such as self-commutated inverters, DC choppers, electronic welders, induction heating and others where fast switching characteristics are required.
The IRK.F112 series consists of fast turn‑off thyristors and fast recovery diodes packaged in INT‑A‑pak modules. They are intended for self‑commutated inverters, DC choppers, electronic welders, induction heating and other applications requiring fast switching characteristics.
The bulletin lists detailed electrical ratings, thermal limits, gate triggering requirements and ordering information, including current ratings for various frequencies, isolation voltage, and thermal resistance values. Mechanical data such as mounting torque and weight are also provided.
| Maximum average on-state current | 112 A |
|---|---|
| RMS isolation voltage | 3000 V |
| Junction operating temperature range | -40 to 125 °C |
| DC gate voltage required to trigger | 3 V |
| Storage temperature range | -40 to 150 °C |
The maximum average on-state current is 112 A.
The series provides an RMS isolation voltage rating of 3000 V.
A DC gate voltage of 3 V is required to trigger the device, with a lower non‑trigger voltage of 0.25 V.
The junction operating temperature range is –40 °C to 125 °C, and they can be stored from –40 °C to 150 °C.