TT251N20 Infineon - DUAL-SCR
TT251N20 Description
The Infineon Technologies (formerly Eupec) TT251N20 is a thyristor module, rated for 2000 V and 270 A. Common uses are AC switches, soft starters, DC drives and controlled rectifiers in industrial power equipment.
USComponent has sourced power semiconductors for maintenance teams and OEMs since 2001. For price and availability of the TT251N20, send us a request for quote. Please confirm the specifications against the manufacturer's datasheet before purchase.
Summary of Features
Target Applications
Infineon TT251N20 is used for AC/DC power conversion and control: controlled and uncontrolled rectifiers, DC motor drives, soft starters, battery chargers, welding equipment, heater and temperature control, and AC power controllers.
Key Specifications
TT251N20 is an eupec (Infineon) PowerBLOCK thyristor module (thyristor/thyristor). Source: eupec Power Semiconductors Shortform Catalog 2003 (catalog page available on this page as PDF).
| Parameter | Value |
|---|---|
| Manufacturer | eupec (Infineon Technologies) |
| Product type | PowerBLOCK thyristor module (thyristor/thyristor) |
| Repetitive peak off-state / reverse voltage (VDRM / VRRM), series range | 1000 to 1800 V |
| Average on-state current (ITAVM), 180° el sin | 250 A at Tc = 85 °C |
| RMS current (ITRMSM) | 410 A |
| Surge current (ITSM), 10 ms, Tvj max | 8000 A |
| I²t, 10 ms, Tvj max | 320 × 10³ A²s |
| Threshold voltage V(T0) | 0.80 V |
| Slope resistance rT | 0.70 mΩ |
| Critical rate of rise of on-state current (di/dt)cr | 250 A/µs |
| Turn-off time tq, typ. | 250 µs |
| Critical rate of rise of off-state voltage (dv/dt)cr | 1000 V/µs |
| Thermal resistance RthJC | 0.13 °C/W |
| Thermal resistance RthCK | 0.04 °C/W |
| Max. junction temperature Tvj max | 125 °C |
| Package (outline) | TP50 |
Technical document (PDF) | Request a quote for TT251N20 (reply within 24 hours)
Related Part Numbers
| TT250N20 2000V, 410A | TT251N18 1800V, 250A | TT251N16 1600V, 250A | TT400N20 2000V, 400A |
| TT251N12 1200V, 250A | TT425N20 2000V, 800A | TT500N20 2000V, 500A | TT570N20 570A/2000V |
| TT251N18KOF 1800V, 251A | TT251N16KOF-K 1600V | TT251N16KOF-A 1600V | TT251N16KOF 1600V, 410A |
| TT251N14KOF 1400V, 250A | TT251N12KOF 1200V, 250A | TT251N1200KOF 250A/1200V | TT251N08KOF 410A / 800V |

