TT250N18KOF Infineon - Power Transistor Module
Replacement for: Infineon recommends TT250N18KOF as the replacement for TT170N14KOF, TT170N16KOF, TT170N18KOF, TT210N18KOF, TT215N18KOF, TT250N14KOF, TT250N16KOF, TT251N14KOF, TT251N18KOF. We also supply the original parts.
TT250N18KOF Description
Infineon Technologies (formerly Eupec) TT250N18KOF is a thyristor module rated at 1800 V and 250 A. Typical applications include soft starters, AC power controllers, controlled rectifiers, DC motor drives and heating control.
We help engineers and repair technicians find parts like the TT250N18KOF, including obsolete ones. Send a quick RFQ for current pricing and delivery. Before ordering, please confirm ratings and pin-out with the official datasheet.
Summary of Features
Target Applications
Infineon TT250N18KOF is used for DC motor control, NC equipment, AC motor control, Contactless switches, Electric furnace temperature control, Light dimmers and Welders.
Key Specifications
| Manufacturer | Infineon Technologies (eupec) |
| Configuration | Phase control thyristor module, two thyristors (TT) |
| VDRM / VRRM | 1800 V |
| VRSM | 1900 V |
| ITAVM | 250 A (TC = 85 °C) |
| ITRMSM | 410 A |
| ITSM | 8000 A (25 °C, 10 ms) |
| I²t | 320,000 A²s (25 °C, 10 ms) |
| On-state voltage vT max. | 1.5 V @ 800 A |
| Gate trigger current / voltage | 200 mA / 2 V max. |
| Turn-off time tq typ. | 250 µs |
| Isolation test voltage | 3.0 kV RMS (1 min) |
| Mounting torque | 5 Nm (±15%) |
| Terminal torque | 12 Nm (±10%) |
| Weight | 800 g |
| Junction temperature | 125 °C max. |
TT250N18KOF Video
Technical document (PDF) | Request a quote for TT250N18KOF (reply within 24 hours)
Related Part Numbers
| TT251N18KOF 1800V, 251A | TT250N16KOF 1600V 250A | TT285N18KOF 1800(V) / 285(A) | TT215N18KOF 1800(V) / 215(A) |
| TT210N18KOF 1800V, 210A | TT250N14KOF 250A/1400V | TT330N18KOF 1800(V) / 330(A) | TT180N18KOF 1800(V) / 180(A) |
| TT250N20 2000V, 410A | TT250N18 1800V, 250A | TT250N16KOF-AK34 1600V, 250A | TT250N1600KOC 1600V, 250A |
| TT250N16 1600V, 250A | TT250N12KOF-K 1200V | TT250N12KOF 1200V, 250A | TT250N12KOC 1200V, 410A |

